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FOSSiBOT F102 (20GB + 256GB) Review | 197 Data compared

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  • Avg. price: ~£250
  • RAM capacity: 20 GB
  • Internal storage: 256 GB
  • Screen size: 6.58 inches
  • Main camera megapixels: 108 MP & 20 MP & 5 MP

FOSSiBOT F102 (20GB + 256GB) review. Compare 197 technical specifications and user reviews to see how it ranks among smartphones and if it's worth buying.

6.6

Overall score

What it is: An overall evaluation of the smartphone's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best smartphones on the market.

Score components:

90.0%

6.5

Technical Score

10.0%

6.7

User score

Good
6.5

Technical Score

What it is: An assessment of the smartphone's technical performance, covering eight key areas: performance & hardware, software, camera, connectivity, display, battery, audio, and design.

When it matters: When you want to compare smartphones based on technical performance and available features.

Score components:

25.0%

7.1

Performance & Hardware

18.0%

6.2

Camera

15.0%

5.5

Display

15.0%

7.4

Battery

10.0%

7.1

Software

10.0%

6.9

Connectivity

4.0%

3.4

Audio

3.0%

5.9

Design

Good
6.7

User score

What it is: A rating that combines user reviews and the total number of reviews received by the smartphone

When it matters: When you want to know how a smartphone handles daily tasks and how reliable it remains over time according to user feedback.

Score components:

70.0%

7.4

User reviews

30.0%

4.9

Popularity

User score:
United Kingdom
amazon
3.6
(48)
amazon
3.8
(33)
amazon
3.8
(29)
amazon
3.6
(23)

(Reviews last updated: Mar 2026)

Good
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    Best prices

    Best rankings

    ?

    Available: ranking among products currently available (including other versions of this product).
    All: ranking among all products in the database.

    Verdict

    The Fossibot F102 is a heavy-duty rugged smartphone powered by the MediaTek Helio G99 octa-core chipset, featuring 20GB of RAM (12GB physical plus 8GB virtual) and 256GB of internal storage expandable up to 2TB. Its most distinctive characteristic is the massive 16,500mAh battery supporting 33W fast charging and OTG reverse charging, paired with a specialized 495-lumen ultra-bright camping light and a 20MP infrared night vision camera. The device boasts a 6.58-inch FHD+ display with a 120Hz refresh rate and a high-resolution camera system led by a 108MP main sensor. Its primary advantages include exceptional durability with IP68/IP69K and MIL-STD-810H certifications, extreme battery longevity for remote adventures, and versatile outdoor tools like NFC and multi-system GPS. However, its significant weight of approximately 495g and bulky 25.6mm thickness make it cumbersome for everyday pocket use, and it lacks 5G connectivity and wireless charging.

    Technical Specifications of smartphone FOSSiBOT F102 (20GB + 256GB)

    Technical Score

    What it is: An assessment of the smartphone's technical performance, covering eight key areas: performance & hardware, software, camera, connectivity, display, battery, audio, and design.

    When it matters: When you want to compare smartphones based on technical performance and available features.

    Score components:

    25.0%

    7.1

    Performance & Hardware

    18.0%

    6.2

    Camera

    15.0%

    5.5

    Display

    15.0%

    7.4

    Battery

    10.0%

    7.1

    Software

    10.0%

    6.9

    Connectivity

    4.0%

    3.4

    Audio

    3.0%

    5.9

    Design

    6.5
    FOSSiBOT F102 (20GB + 256GB) has a technical score of 6.55 points, which is lower than 76.3% of smartphones.
    User score

    What it is: A rating that combines user reviews and the total number of reviews received by the smartphone

    When it matters: When you want to know how a smartphone handles daily tasks and how reliable it remains over time according to user feedback.

    Score components:

    70.0%

    7.4

    User reviews

    30.0%

    4.9

    Popularity

    User score:
    United Kingdom
    amazon
    3.6
    (48)
    amazon
    3.8
    (33)
    amazon
    3.8
    (29)
    amazon
    3.6
    (23)

    (Reviews last updated: Mar 2026)

    6.7
    FOSSiBOT F102 (20GB + 256GB) has a user score of 6.66 points, which is lower than 92.9% of smartphones.
    Popularity
    What it is: An indicator based on the number of reviews received by the smartphone.
    When it matters: When you prefer to purchase a product chosen and reviewed by many other consumers.
    4.9
    FOSSiBOT F102 (20GB + 256GB) has a popularity of 4.9 points, which is lower than 50.1% of smartphones.
    Ratio quality/price

    What it is: An indicator that combines the smartphone's overall rating with its cost.

    When it matters: When you are looking for a smartphone with a good balance between quality and price.

    Score components:

    60.0%

    6.6

    Overall score

    40.0%

    9.2

    Price

    7.4
    FOSSiBOT F102 (20GB + 256GB) has a quality-to-price ratio of 7.4 points, which is lower than 71.8% of smartphones.
    Brand name
    What it is: The manufacturer or brand under which the smartphone is marketed and sold.
    When it matters: When you prefer a specific ecosystem, support network, or design philosophy.

    Importance: MEDIUM

    FOSSiBOT
    Processor model
    What it is: The central System-on-Chip (SoC) that houses the CPU, GPU, modem, and other core processing components.
    When it matters: When you want to know the specific engine powering your device's speed and features.

    Importance: HIGH

    MediaTek Helio G99
    FOSSiBOT F102 (20GB + 256GB) uses the MediaTek Helio G99 processor model which is slower than processors in 77.1% of smartphones and equal to processors in 3.8% of smartphones.
    RAM capacity
    What it is: The amount of volatile memory available for running apps and multitasking.
    When it matters: When you use multiple apps at once or want smoother multitasking without reloads.

    Importance: HIGH

    Good value: >12 GB

    20 GB
    FOSSiBOT F102 (20GB + 256GB) has a RAM capacity of 20 GB which is larger than the RAM capacity of 96% of smartphones and equal to that of 0.6% of smartphones.
    Internal storage
    What it is: The total built-in space available for apps, media, and files.
    When it matters: When you keep large libraries of photos, videos, and apps directly on your device.

    Importance: HIGH

    Good value: >256 GB

    256 GB
    FOSSiBOT F102 (20GB + 256GB) has an internal storage capacity of 256 GB which is larger than the storage of 38.8% of smartphones and equal to that of 38.3% of smartphones.
    CPU boost clock speed
    What it is: The maximum speed the processor can achieve temporarily under heavy load.
    When it matters: When you run demanding apps or games that require short bursts of peak performance.

    Importance: MEDIUM

    Good value: >3.2 GHz

    2.2 GHz
    The CPU boost clock speed of FOSSiBOT F102 (20GB + 256GB) is 2.2 GHz which is lower than the boost speed of 68.4% of smartphones and equal to that of 14.4% of smartphones.
    Show more
    Operating system
    What it is: The primary system software that manages the smartphone's hardware and software resources.
    When it matters: When you have a preference for the user interface and app ecosystem.

    Importance: HIGH

    Android
    FOSSiBOT F102 (20GB + 256GB) uses the Android operating system, which outperforms that of 1% of smartphones.
    Android 13
    Android version
    What it is: The specific generation number of the Android operating system installed on the device.
    When it matters: When you want to ensure app compatibility and access to the latest software features.

    Importance: LOW

    Android 13
    FOSSiBOT F102 (20GB + 256GB) runs Android version Android 13 which is older than that found in 50.6% of smartphones and equal to that in 16.5% of smartphones.
    Direct OS updates
    What it is: Indicates whether the device receives operating system updates directly from the manufacturer or Google, ensuring timely security and feature updates.
    When it matters: When you want the fastest access to new features and security patches.

    Importance: HIGH

    no
    FOSSiBOT F102 (20GB + 256GB) does not receive direct OS updates. 20.5% of smartphones receive direct updates.
    Open-source OS
    What it is: Shows whether the device’s operating system is based on open-source code, allowing community contributions and greater transparency.
    When it matters: When you value transparency and potential community-driven modifications.

    Importance: LOW

    yes
    FOSSiBOT F102 (20GB + 256GB) uses an open-source OS. 94.6% of smartphones use an open-source OS.
    Dark mode
    What it is: A display option that uses dark backgrounds to reduce eye strain and save battery on OLED screens.
    When it matters: When you want to reduce eye strain at night or save battery on OLED screens.

    Importance: LOW

    yes
    FOSSiBOT F102 (20GB + 256GB) offers dark mode. 95.8% of smartphones support this feature.
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    Multi-lens main camera
    What it is: Indicates that the rear camera system includes multiple lenses (e.g., wide, ultra-wide, telephoto) for versatile shooting options.
    When it matters: When you want versatility to shoot wide landscapes, standard shots, and zoomed details.

    Importance: MEDIUM

    yes
    FOSSiBOT F102 (20GB + 256GB) includes a multi-lens main camera system. 93.7% of smartphones include multi-lens setups.
    Main camera megapixels
    What it is: The resolution of the primary rear camera sensor, measured in millions of pixels (MP). Higher megapixels can capture more detail.
    When it matters: When you want to capture high-resolution images that can be cropped or printed large.

    Importance: HIGH

    Good value: >50 MP

    108 MP & 20 MP & 5 MP
    FOSSiBOT F102 (20GB + 256GB) has a main camera resolution of 108 MP & 20 MP & 5 MP MP which is higher than that of 95.8% of smartphones and equal to that of 0% of smartphones.
    Main camera aperture
    What it is: The size of the lens opening (f-stop) that controls light entry. A lower f-number indicates a wider aperture, allowing better low-light shots.
    When it matters: When you want better low-light performance or a natural background blur effect.

    Importance: HIGH

    f/1.8 & f/1.8 & f/2.2
    FOSSiBOT F102 (20GB + 256GB) has a main camera aperture of f/1.8 & f/1.8 & f/2.2 which is wider than that of 69% of smartphones and equal to that of 0.9% of smartphones.
    Main camera sensor area
    What it is: The total physical surface area of the camera sensor (calculated by multiplying the number of megapixels by the square of the individual pixel size). A larger area captures more light, resulting in better night photos and less digital noise.
    When it matters: When you want to capture clear, detailed photos in low-light conditions with minimal grain and achieve a natural, professional-looking background blur for portraits.

    Importance: HIGH

    Good value: >60

    52.9 mm²
    FOSSiBOT F102 (20GB + 256GB) has a main camera sensor area of 52.9 mm² which is larger than the main camera sensor area of 82.3% of smartphones and equal to that of 2.9% of smartphones.
    Main camera pixel size
    What it is: The physical size of individual pixels on the camera sensor, measured in micrometers. Larger pixels typically capture more light for better low-light performance.
    When it matters: When you shoot in low light and want reduced noise in your photos.

    Importance: MEDIUM

    Good value: ≥1.2 µm

    0.7 µm
    FOSSiBOT F102 (20GB + 256GB) has a main camera pixel size of 0.7 µm which is smaller than in 64.6% of smartphones and equal to the size in 10.4% of smartphones.
    2.1 binned
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    Number of SIM slots
    What it is: The number of physical SIM cards or eSIM profiles the device can support simultaneously.
    When it matters: When you need to manage two different phone numbers or travel internationally with a local SIM.

    Importance: MEDIUM

    Good value: ≥2

    2
    FOSSiBOT F102 (20GB + 256GB) has 2 SIM slots, which is more than in 3.8% of smartphones and equal to the number in 96.1% of smartphones.
    Cellular module
    What it is: The hardware component capable of connecting to mobile cellular networks for voice and data.
    When it matters: When you need to stay connected to calls and internet away from Wi-Fi.

    Importance: LOW

    yes
    FOSSiBOT F102 (20GB + 256GB) includes a cellular module. 100% of smartphones include cellular modules.
    5G connectivity
    What it is: Support for the fifth generation of mobile network technology, offering significantly faster data speeds and lower latency.
    When it matters: When you need the fastest possible mobile data speeds for streaming and downloading on the go.

    Importance: MEDIUM

    no
    FOSSiBOT F102 (20GB + 256GB) does not support 5G connectivity. 66.9% of smartphones support 5G.
    LTE support
    What it is: Support for Long-Term Evolution (4G) networks, providing high-speed mobile data.
    When it matters: When you need reliable mobile internet coverage in areas where 5G isn't available.

    Importance: HIGH

    yes
    FOSSiBOT F102 (20GB + 256GB) supports LTE. 99.7% of smartphones include LTE connectivity.
    Wi-Fi connectivity
    What it is: The ability to connect to wireless local area networks for internet access and local networking.
    When it matters: When you want to save mobile data and connect to home or public networks.

    Importance: HIGH

    yes
    FOSSiBOT F102 (20GB + 256GB) supports Wi-Fi connectivity. 100% of smartphones offer Wi-Fi support.
    Show more
    Screen size
    What it is: The physical diagonal measurement of the display area, usually expressed in inches.
    When it matters: When you choose between a compact phone for one-handed use or a large screen for media.

    Importance: MEDIUM

    Good value: ≥6.6 inches

    6.58 inches
    FOSSiBOT F102 (20GB + 256GB) has a screen size of 6.58 inches which is smaller than the screens of 68.7% of smartphones and equal to those of 2.4% of smartphones.
    Screen resolution
    What it is: The total number of pixels displayed on the screen, expressed as width x height, determining sharpness.
    When it matters: When you want crisp text and sharp details in photos and videos.

    Importance: HIGH

    1080 x 2408 px
    FOSSiBOT F102 (20GB + 256GB) has a screen resolution of 1080x2408 px which is higher than that of 56.9% of smartphones and equal to that of 4.2% of smartphones.
    Pixel density
    What it is: The concentration of pixels on the display, measured in pixels per inch (PPI), affecting image clarity.
    When it matters: When you want the image to look perfectly smooth with no visible pixels.

    Importance: HIGH

    Good value: >400 ppi

    401 ppi
    FOSSiBOT F102 (20GB + 256GB) has a pixel density of 401 ppi which is higher than that of 58.5% of smartphones and equal to that of 3% of smartphones.
    Display type
    What it is: The specific technology used for the screen panel (e.g., OLED, IPS LCD), influencing contrast, color, and efficiency.
    When it matters: When you care about vibrant colors, deep blacks, and battery efficiency.

    Importance: HIGH

    IPS LCD
    FOSSiBOT F102 (20GB + 256GB) uses a IPS LCD display type. 0% of smartphones use this display technology.
    Refresh rate
    What it is: The number of times per second the display updates the image, measured in Hertz (Hz); higher rates offer smoother motion.
    When it matters: When you want scrolling to feel fluid and games to look smoother.

    Importance: HIGH

    Good value: ≥120 Hz

    120 Hz
    FOSSiBOT F102 (20GB + 256GB) supports a refresh rate of 120 Hz which is higher than in 34.7% of smartphones and equal to that in 55.2% of smartphones.
    Show more
    Battery capacity
    What it is: The amount of electric charge the battery can hold, measured in milliampere-hours (mAh).
    When it matters: When you want a general idea of how large the battery is physically.

    Importance: HIGH

    Good value: >5000 mAh

    16,500 mAh
    FOSSiBOT F102 (20GB + 256GB) has a battery capacity of 16,500 mAh which is larger than the batteries in 98.9% of smartphones of smartphones.
    Charging speed
    What it is: The maximum power input supported for wired charging, measured in Watts (W).
    When it matters: When you are in a rush and need to top up your battery quickly.

    Importance: HIGH

    Good value: >60 W

    33 W
    FOSSiBOT F102 (20GB + 256GB) supports charging speeds of 33 W which is faster than in 38.9% of smartphones and equal to speeds in 12% of smartphones.
    Fast charging
    What it is: In the context of modern electronics, "Fast Charging" refers to any technology that delivers power significantly higher than the traditional USB baseline. While the industry standard for a basic charger is 5W (5V at 1A), a charger is generally classified as a fast charger if it provides at least 18W of power.
    When it matters: When you want to minimize the time your phone spends tethered to a wall outlet.

    Importance: MEDIUM

    yes
    FOSSiBOT F102 (20GB + 256GB) supports fast charging. 93.1% of smartphones support fast charging.
    GSMArena full wired charge time
    What it is: The time taken to charge the battery from 0% to 100% using the bundled or recommended charger, as measured by GSMArena.
    When it matters: When you want to know exactly how long it takes to charge from 0 to 100% in real-world tests.

    Importance: MEDIUM

    Good value: <45 min

    240 min
    FOSSiBOT F102 (20GB + 256GB) reaches a full wired charge in 240 min which is slower than 98.6% of smartphones and equal to the time of 0.8% of smartphones.
    Wireless charging
    What it is: The ability to charge the battery without cables by placing the device on a compatible charging pad.
    When it matters: When you prefer the convenience of dropping your phone on a pad without fumbling with cables.

    Importance: MEDIUM

    no
    FOSSiBOT F102 (20GB + 256GB) does not support wireless charging. 25.3% of smartphones support wireless charging.
    Show more
    Stereo speakers
    What it is: A setup involving two or more speakers to create a left-right audio separation for immersive sound.
    When it matters: When you watch videos or play games without headphones and want immersive sound.

    Importance: MEDIUM

    no
    FOSSiBOT F102 (20GB + 256GB) does not include stereo speakers. 64.5% of smartphones provide stereo audio.
    3.5 mm headphone jack
    What it is: A standard analog audio port for connecting wired headphones or auxiliary cables.
    When it matters: When you prefer using traditional wired headphones without dongles or adapters.

    Importance: LOW

    no
    FOSSiBOT F102 (20GB + 256GB) does not include a 3.5 mm headphone jack. 45.3% of smartphones still offer this port.
    Number of microphones
    What it is: The total count of microphones on the device, used for audio recording, noise cancellation, and voice isolation.
    When it matters: When you want clear audio recording and better noise cancellation during calls.

    Importance: MEDIUM

    Good value: ≥3

    ?
    FM radio
    What it is: A built-in receiver allowing users to listen to local FM radio stations using wired headphones as an antenna.
    When it matters: When you want to listen to local radio stations without using mobile data.

    Importance: LOW

    no
    FOSSiBOT F102 (20GB + 256GB) does not include an FM radio. 33.7% of smartphones offer FM radio functionality.
    aptX Lossless
    What it is: A Bluetooth technology designed to deliver CD-quality audio without data loss during transmission.
    When it matters: When you demand CD-quality audio over Bluetooth with no loss of detail.

    Importance: LOW

    no
    FOSSiBOT F102 (20GB + 256GB) does not support aptX Lossless. 12.9% of smartphones provide aptX Lossless.
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    Height
    What it is: The vertical dimension of the device.
    When it matters: When you are concerned about whether the phone will fit in your pocket or purse.

    Importance: LOW

    Good value: <162 mm

    172 mm
    FOSSiBOT F102 (20GB + 256GB) has a height of 172 mm which is taller than 91.3% of smartphones and equal to that of 0.3% of smartphones.
    Width
    What it is: The horizontal dimension of the device when held in portrait orientation.
    When it matters: When you care about how easy the phone is to grip and use with one hand.

    Importance: LOW

    Good value: <75 mm

    82.5 mm
    FOSSiBOT F102 (20GB + 256GB) has a width of 82.5 mm which is wider than 93% of smartphones and equal to that of 0.4% of smartphones.
    Thickness
    What it is: The depth of the device profile, excluding the camera bump unless specified.
    When it matters: When you prefer a sleek, slim profile that slides easily into tight pockets.

    Importance: LOW

    Good value: <8 mm

    25.4 mm
    FOSSiBOT F102 (20GB + 256GB) has a thickness of 25.4 mm which is thicker than 99% of smartphones of smartphones.
    Weight
    What it is: The total mass of the smartphone, affecting how heavy it feels in the hand.
    When it matters: When you want a phone that feels light in your pocket or substantial in your hand.

    Importance: MEDIUM

    Good value: <190 g

    493 g
    FOSSiBOT F102 (20GB + 256GB) weighs 493 g which is heavier than 98.4% of smartphones of smartphones.
    Device volume
    What it is: The calculated total volume of the device's physical body.
    When it matters: When you want to understand the overall physical bulk of the device.

    Importance: LOW

    Good value: <98cm³

    352,600 cm³
    FOSSiBOT F102 (20GB + 256GB) has a device volume of 352,600 cm³ which is larger than 98.8% of smartphones of smartphones.
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    FOSSiBOT F102 (20GB + 256GB) vs the average smartphone

    • 12 GB more RAM
      FOSSiBOT F102 (20GB + 256GB) has more RAM capacity than the average smartphone (20 GB vs 8 GB). The average smartphone has 8 GB of RAM.
      What it is: The amount of volatile memory available for running apps and multitasking.
      When it matters: When you use multiple apps at once or want smoother multitasking without reloads.

      Importance: HIGH

      Good value: >12 GB

      FOSSiBOT F102 (20GB + 256GB) has more RAM capacity than the average smartphone (20 GB vs 8 GB). The average smartphone has 8 GB of RAM.20 GB vs 8 GB
    • 3.3x larger battery capacity
      FOSSiBOT F102 (20GB + 256GB) has a larger battery capacity than the average smartphone (16,500 mAh vs 5,000 mAh). The average smartphone battery is 5,000 mAh.
      What it is: The amount of electric charge the battery can hold, measured in milliampere-hours (mAh).
      When it matters: When you want a general idea of how large the battery is physically.

      Importance: HIGH

      Good value: >5000 mAh

      FOSSiBOT F102 (20GB + 256GB) has a larger battery capacity than the average smartphone (16,500 mAh vs 5,000 mAh). The average smartphone battery is 5,000 mAh.16,500 mAh vs 5,000 mAh
    • Higher-resolution main camera
      FOSSiBOT F102 (20GB + 256GB) has a higher main camera resolution than the average smartphone (108 MP & 20 MP & 5 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.
      What it is: The resolution of the primary rear camera sensor, measured in millions of pixels (MP). Higher megapixels can capture more detail.
      When it matters: When you want to capture high-resolution images that can be cropped or printed large.

      Importance: HIGH

      Good value: >50 MP

      FOSSiBOT F102 (20GB + 256GB) has a higher main camera resolution than the average smartphone (108 MP & 20 MP & 5 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.108 MP & 20 MP & 5 MP vs 50 MP & 8 MP
    • 65.3% larger main camera sensor area
      FOSSiBOT F102 (20GB + 256GB) has a larger main camera sensor area than the average smartphone (52.9 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
      What it is: The total physical surface area of the camera sensor (calculated by multiplying the number of megapixels by the square of the individual pixel size). A larger area captures more light, resulting in better night photos and less digital noise.
      When it matters: When you want to capture clear, detailed photos in low-light conditions with minimal grain and achieve a natural, professional-looking background blur for portraits.

      Importance: HIGH

      Good value: >60

      FOSSiBOT F102 (20GB + 256GB) has a larger main camera sensor area than the average smartphone (52.9 mm² vs 32 mm²). The average main camera sensor area is 32 mm².52.9 mm² vs 32 mm²
    • 55.1% faster memory speed
      FOSSiBOT F102 (20GB + 256GB) supports faster memory speed than the average smartphone (4,266 MHz vs 2,750 MHz). The average smartphone supports 2,750 MHz memory speed.
      What it is: The rate at which the device’s RAM can transfer data, measured in MHz or GB/s.
      When it matters: When you need faster app loading times and snappier overall system responsiveness.

      Importance: MEDIUM

      Good value: >3200 MHz

      FOSSiBOT F102 (20GB + 256GB) supports faster memory speed than the average smartphone (4,266 MHz vs 2,750 MHz). The average smartphone supports 2,750 MHz memory speed.4,266 MHz vs 2,750 MHz
    • 3 more flash LEDs
      FOSSiBOT F102 (20GB + 256GB) has more flash LEDs than the average smartphone (4 vs 1). The average smartphone has 1 flash LEDs.
      What it is: The count of individual Light Emitting Diodes used in the camera flash module, often to provide brighter light or better color balance.
      When it matters: When you need brighter, more even illumination for your photos in dark settings.

      Importance: LOW

      Good value: ≥2

      FOSSiBOT F102 (20GB + 256GB) has more flash LEDs than the average smartphone (4 vs 1). The average smartphone has 1 flash LEDs.4 vs 1
    • 1 more external displays supported
      FOSSiBOT F102 (20GB + 256GB) supports more external displays than the average smartphone (2 vs 1). The average smartphone supports 1 external displays.
      What it is: The capability to connect to and drive external monitors or screens for productivity or entertainment.
      When it matters: When you want to use your phone as a computer or media center on a larger screen.

      Importance: LOW

      Good value: ≥2

      FOSSiBOT F102 (20GB + 256GB) supports more external displays than the average smartphone (2 vs 1). The average smartphone supports 1 external displays.2 vs 1
    • Higher front camera megapixels
      FOSSiBOT F102 (20GB + 256GB) has more front camera megapixels than the average smartphone (32 MP vs 16 MP). The average front camera has 16 MP megapixels.
      What it is: The resolution of the front-facing camera, measured in megapixels, determining the detail level of selfies.
      When it matters: When you want detailed selfies or high-quality video for calls and streaming.

      Importance: HIGH

      Good value: >16 MP

      FOSSiBOT F102 (20GB + 256GB) has more front camera megapixels than the average smartphone (32 MP vs 16 MP). The average front camera has 16 MP megapixels.32 MP vs 16 MP
    • 12 GB more RAM
      FOSSiBOT F102 (20GB + 256GB) has more RAM capacity than the average smartphone (20 GB vs 8 GB). The average smartphone has 8 GB of RAM.
    • 55.1% faster memory speed
      FOSSiBOT F102 (20GB + 256GB) supports faster memory speed than the average smartphone (4,266 MHz vs 2,750 MHz). The average smartphone supports 2,750 MHz memory speed.
    • Higher-resolution main camera
      FOSSiBOT F102 (20GB + 256GB) has a higher main camera resolution than the average smartphone (108 MP & 20 MP & 5 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.
    • 65.3% larger main camera sensor area
      FOSSiBOT F102 (20GB + 256GB) has a larger main camera sensor area than the average smartphone (52.9 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
    • 3 more flash LEDs
      FOSSiBOT F102 (20GB + 256GB) has more flash LEDs than the average smartphone (4 vs 1). The average smartphone has 1 flash LEDs.
    • Higher front camera megapixels
      FOSSiBOT F102 (20GB + 256GB) has more front camera megapixels than the average smartphone (32 MP vs 16 MP). The average front camera has 16 MP megapixels.
    • Wider front camera aperture
      FOSSiBOT F102 (20GB + 256GB) has a wider front camera aperture than the average smartphone (f/2.0 vs f/2.2). The average aperture is f/2.2.
    • 1 more external displays supported
      FOSSiBOT F102 (20GB + 256GB) supports more external displays than the average smartphone (2 vs 1). The average smartphone supports 1 external displays.
    • 1.5% higher pixel density
      FOSSiBOT F102 (20GB + 256GB) has a higher pixel density than the average smartphone (401 ppi vs 395 ppi). The average smartphone has a pixel density of 395 ppi.
    • Higher screen resolution
      FOSSiBOT F102 (20GB + 256GB) has a higher screen resolution than the average smartphone (1080x2408 px vs 1080x2400 px). The average smartphone resolution is 1080x2400 px.
    • 3.3x larger battery capacity
      FOSSiBOT F102 (20GB + 256GB) has a larger battery capacity than the average smartphone (16,500 mAh vs 5,000 mAh). The average smartphone battery is 5,000 mAh.
    • Better IP rating
      FOSSiBOT F102 (20GB + 256GB) has a better IP rating than the average smartphone (IP68 vs IP67). The average IP rating is IP67.

    Total
    Performance & Hardware
    Camera
    Connectivity
    Display
    Battery
    Design
    • Worse processor
      FOSSiBOT F102 (20GB + 256GB) uses a worse processor than the average smartphone (MediaTek Helio G99 vs Qualcomm Snapdragon 7 Gen 3).
    • 41.9% lower Geekbench 6 single-core benchmark score
      FOSSiBOT F102 (20GB + 256GB) performs worse in Geekbench 6 single-core than the average smartphone (547 vs 942). The average smartphone scores 942 in the Geekbench 6 single-core test.
    • 28.3% lower Geekbench 6 multi-core benchmark score
      FOSSiBOT F102 (20GB + 256GB) performs worse in Geekbench 6 multi-core than the average smartphone (1,817 vs 2,533). The average smartphone scores 2,533 in the Geekbench 6 multi-core test.
    • 16.7% higher TDP (less efficient)
      FOSSiBOT F102 (20GB + 256GB) has a higher TDP than the average smartphone (5 W vs 6 W). The average smartphone has a TDP of 6 W.
    • 61.7% lower 3DMark Wild Life benchmark
      FOSSiBOT F102 (20GB + 256GB) performs worse in the 3DMark Wild Life benchmark than the average smartphone (1,192 vs 3,115). The average smartphone scores 3,115 in this benchmark.
    • 14.3% lower maximum RAM capacity
      FOSSiBOT F102 (20GB + 256GB) supports less maximum RAM than the average smartphone (12 GB vs 14 GB). The average smartphone supports 14 GB of RAM.
    • 44.6% lower PassMark single-core benchmark
      FOSSiBOT F102 (20GB + 256GB) has a lower PassMark single-core score than the average smartphone (547 vs 988). The average smartphone scores 988 for single-core performance.
    • 8.3% lower CPU boost clock speed
      FOSSiBOT F102 (20GB + 256GB) has a lower CPU boost clock speed than the average smartphone (2.2 GHz vs 2.4 GHz). The average smartphone has a boost clock speed of 2.4 GHz.
    • 87.5% fewer shader units
      FOSSiBOT F102 (20GB + 256GB) includes fewer shader units than the average smartphone (32 vs 256). The average smartphone has 256 shader units.
    • 10.9% lower PCMark Work 3.0 Performance benchmark
      FOSSiBOT F102 (20GB + 256GB) performs worse in PCMark Work 3.0 than the average smartphone (9,603 vs 10,783). The average smartphone scores 10,783 in PCMark Work 3.0.
    • 33.2% lower memory bandwidth
      FOSSiBOT F102 (20GB + 256GB) has lower memory bandwidth than the average smartphone (17.1 GB/s vs 25.6 GB/s). The average smartphone has a bandwidth of 25.6 GB/s.
    • Lacks focus mode
      FOSSiBOT F102 (20GB + 256GB) does not have a focus mode, the average smartphone does. 60.4% of smartphones include a dedicated focus mode.
    • No battery health monitoring
      FOSSiBOT F102 (20GB + 256GB) lacks battery health monitoring, the average smartphone includes it. 66.5% of smartphones provide battery health stats.
    • Lacks instant markup
      FOSSiBOT F102 (20GB + 256GB) does not support instant markup, the average smartphone does. 52.7% of smartphones include instant markup tools.
    • No Wi-Fi password sharing
      FOSSiBOT F102 (20GB + 256GB) does not support Wi-Fi password sharing, the average smartphone does. 57.9% of smartphones allow easy Wi-Fi sharing.
    • Older Android version
      FOSSiBOT F102 (20GB + 256GB) runs an older Android version than the average smartphone (Android 13 vs Android 14). The average smartphone runs Android version Android 14.
    • No slow-motion recording
      FOSSiBOT F102 (20GB + 256GB) does not support slow-motion recording, the average smartphone does. 90.3% of smartphones offer slow-mo features.
    • No timelapse video
      FOSSiBOT F102 (20GB + 256GB) does not support timelapse video, the average smartphone does. 92.2% of smartphones include timelapse modes.
    • Worse main camera video quality
      FOSSiBOT F102 (20GB + 256GB) records worse main camera video than the average smartphone. 15.40x of smartphones support 4K video recording.
    • 0.1 µm smaller main camera pixel size
      FOSSiBOT F102 (20GB + 256GB) has a smaller main camera pixel size than the average smartphone (0.7 µm vs 0.8 µm). The average smartphone has a pixel size of 0.8 µm.
      2.1 binned
    • No 5G connectivity
      FOSSiBOT F102 (20GB + 256GB) does not support 5G connectivity, the average smartphone does. 66.9% of smartphones are 5G compatible.
    • Inferior display type
      FOSSiBOT F102 (20GB + 256GB) has an inferior display type compared to the average smartphone (IPS LCD vs OLED/AMOLED). 0.00% of smartphones use the superior display type.
    • 39.4% lower screen brightness
      FOSSiBOT F102 (20GB + 256GB) has a lower screen brightness than the average smartphone (400 nits vs 660 nits). The average smartphone has a brightness of 660 nits.
    • 550 nits lower peak brightness
      FOSSiBOT F102 (20GB + 256GB) has a lower peak brightness than the average smartphone (450 nits vs 1,000 nits). The average smartphone peak brightness is 1,000 nits.
    • Lower contrast ratio
      FOSSiBOT F102 (20GB + 256GB) has a lower contrast ratio than the average smartphone (1,500:1 vs 1,000,000:1). The average smartphone has a contrast ratio of 1,000,000:1.
    • 0.09 inches smaller screen size
      FOSSiBOT F102 (20GB + 256GB) has a smaller screen size than the average smartphone (6.6 inches vs 6.67 inches). The average smartphone has a screen size of 6.67 inches.
    • 178 min slower full wired charge time
      FOSSiBOT F102 (20GB + 256GB) has a slower full wired charge time than the average smartphone (240 min vs 62 min). The average smartphone takes 62 min to charge.
    • No stereo speakers
      FOSSiBOT F102 (20GB + 256GB) does not have stereo speakers, the average smartphone does. 64.5% of smartphones feature stereo speakers.
    • No aptX HD
      FOSSiBOT F102 (20GB + 256GB) does not support aptX HD, the average smartphone does. 50.4% of smartphones support aptX HD.
    • No aptX support
      FOSSiBOT F102 (20GB + 256GB) does not support aptX, the average smartphone does. 50.2% of smartphones support aptX.
    • 2.51x heavier
      FOSSiBOT F102 (20GB + 256GB) is heavier than the average smartphone (493 g vs 196.2 g). The average smartphone weighs 196.2 g.
    • 17.1 mm thicker
      FOSSiBOT F102 (20GB + 256GB) is thicker than the average smartphone (25.4 mm vs 8.3 mm). The average smartphone has a thickness of 8.3 mm.
    • 6.5 mm wider
      FOSSiBOT F102 (20GB + 256GB) is wider than the average smartphone (82.5 mm vs 76 mm). The average smartphone has a width of 76 mm.
    • 8.4 mm taller
      FOSSiBOT F102 (20GB + 256GB) is taller than the average smartphone (172 mm vs 163.6 mm). The average smartphone has a height of 163.6 mm.
    • 3.61x larger volume
      FOSSiBOT F102 (20GB + 256GB) has a larger volume than the average smartphone (352,600 cm³ vs 97,800 cm³). The average smartphone volume is 97,800 cm³.
    • Worse processor
      FOSSiBOT F102 (20GB + 256GB) uses a worse processor than the average smartphone (MediaTek Helio G99 vs Qualcomm Snapdragon 7 Gen 3).
      What it is: The central System-on-Chip (SoC) that houses the CPU, GPU, modem, and other core processing components.
      When it matters: When you want to know the specific engine powering your device's speed and features.

      Importance: HIGH

      FOSSiBOT F102 (20GB + 256GB) uses a worse processor than the average smartphone (MediaTek Helio G99 vs Qualcomm Snapdragon 7 Gen 3).MediaTek Helio G99 vs Qualcomm Snapdragon 7 Gen 3
    • Inferior display type
      FOSSiBOT F102 (20GB + 256GB) has an inferior display type compared to the average smartphone (IPS LCD vs OLED/AMOLED). 0.00% of smartphones use the superior display type.
      What it is: The specific technology used for the screen panel (e.g., OLED, IPS LCD), influencing contrast, color, and efficiency.
      When it matters: When you care about vibrant colors, deep blacks, and battery efficiency.

      Importance: HIGH

      FOSSiBOT F102 (20GB + 256GB) has an inferior display type compared to the average smartphone (IPS LCD vs OLED/AMOLED). 0.00% of smartphones use the superior display type.IPS LCD vs OLED/AMOLED
    • No 5G connectivity
      FOSSiBOT F102 (20GB + 256GB) does not support 5G connectivity, the average smartphone does. 66.9% of smartphones are 5G compatible.
      What it is: Support for the fifth generation of mobile network technology, offering significantly faster data speeds and lower latency.
      When it matters: When you need the fastest possible mobile data speeds for streaming and downloading on the go.

      Importance: MEDIUM

      FOSSiBOT F102 (20GB + 256GB) does not support 5G connectivity, the average smartphone does. 66.9% of smartphones are 5G compatible.
    • No stereo speakers
      FOSSiBOT F102 (20GB + 256GB) does not have stereo speakers, the average smartphone does. 64.5% of smartphones feature stereo speakers.
      What it is: A setup involving two or more speakers to create a left-right audio separation for immersive sound.
      When it matters: When you watch videos or play games without headphones and want immersive sound.

      Importance: MEDIUM

      FOSSiBOT F102 (20GB + 256GB) does not have stereo speakers, the average smartphone does. 64.5% of smartphones feature stereo speakers.
    • 178 min slower full wired charge time
      FOSSiBOT F102 (20GB + 256GB) has a slower full wired charge time than the average smartphone (240 min vs 62 min). The average smartphone takes 62 min to charge.
      What it is: The time taken to charge the battery from 0% to 100% using the bundled or recommended charger, as measured by GSMArena.
      When it matters: When you want to know exactly how long it takes to charge from 0 to 100% in real-world tests.

      Importance: MEDIUM

      Good value: <45 min

      FOSSiBOT F102 (20GB + 256GB) has a slower full wired charge time than the average smartphone (240 min vs 62 min). The average smartphone takes 62 min to charge.240 min vs 62 min
    • 39.4% lower screen brightness
      FOSSiBOT F102 (20GB + 256GB) has a lower screen brightness than the average smartphone (400 nits vs 660 nits). The average smartphone has a brightness of 660 nits.
      What it is: The highest sustained brightness level the screen can achieve to remain visible under direct sunlight.
      When it matters: When you need to read your screen clearly under direct sunlight.

      Importance: MEDIUM

      Good value: >800 nits

      FOSSiBOT F102 (20GB + 256GB) has a lower screen brightness than the average smartphone (400 nits vs 660 nits). The average smartphone has a brightness of 660 nits.400 nits vs 660 nits
    • 2.51x heavier
      FOSSiBOT F102 (20GB + 256GB) is heavier than the average smartphone (493 g vs 196.2 g). The average smartphone weighs 196.2 g.
      What it is: The total mass of the smartphone, affecting how heavy it feels in the hand.
      When it matters: When you want a phone that feels light in your pocket or substantial in your hand.

      Importance: MEDIUM

      Good value: <190 g

      FOSSiBOT F102 (20GB + 256GB) is heavier than the average smartphone (493 g vs 196.2 g). The average smartphone weighs 196.2 g.493 g vs 196.2 g
    • No aptX HD
      FOSSiBOT F102 (20GB + 256GB) does not support aptX HD, the average smartphone does. 50.4% of smartphones support aptX HD.
      What it is: A Bluetooth codec capable of transmitting high-definition (24-bit) audio wirelessly.
      When it matters: When you want to stream high-definition music over Bluetooth.

      Importance: LOW

      FOSSiBOT F102 (20GB + 256GB) does not support aptX HD, the average smartphone does. 50.4% of smartphones support aptX HD.
    Total
    Overall
    Performance & Hardware
    Software
    Camera
    Connectivity
    Display
    Battery
    Audio
    Design

    Graphic comparison of FOSSiBOT F102 (20GB + 256GB) and other smartphones

    Attribute category
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    Third-party reviews

    United Kingdom
    amazon
    3.6
    48 Reviews
    amazon
    3.8
    33 Reviews
    amazon
    3.8
    29 Reviews
    amazon
    3.6
    23 Reviews

    (Reviews last updated: Mar 2026)

    What customers like about FOSSiBOT F102 (20GB + 256GB)?

    • Massive 16,500mAh battery providing exceptional multi-day life
    • Highly durable build with IP68/IP69K and MIL-STD-810G certifications for water and shock resistance
    • Powerful 495-lumen built-in camping light with multiple modes
    • High-quality 108MP main camera and 20MP night vision sensor for budget range
    • Smooth 6.58-inch FHD+ display with 120Hz refresh rate
    • Excellent value for money given the high RAM (up to 20GB with expansion) and storage

    What customers dislike about FOSSiBOT F102 (20GB + 256GB)?

    • Extremely heavy and bulky (approx. 495g), making it difficult for standard pocket carry
    • Lack of 4K video recording despite the high-resolution camera sensor
    • No wireless charging support
    • Streaming limited to 480p on apps like Netflix due to Widevine L3 certification
    • Lack of a dedicated 3.5mm headphone jack
    • Slow 33W charging relative to the massive battery size

    Expert reviews

    E
    en.hoc.hu
    15/01/2024
    The Swiss Army knife of mobile phones - FOSSiBOT F102 test - HOC.hu

    The FOSSiBOT F102 is positioned as an "industrial masterpiece" and a "Swiss Army knife" for professionals, featuring a massive 16,500mAh battery that provides a full week of usage, alongside a 3W, 495-lumen camping light. Driven by a MediaTek Helio G99 chipset with 12GB of RAM and 256GB of storage, the device ensures smooth performance, while the 108MP main sensor and 20MP night...Read more

    T
    techradar.com
    22/09/2023
    Fossibot F102 Rugged Phone review - TechRadar

    The FOSSiBOT F102 is a budget-focused, MIL-STD-810G rated rugged smartphone featuring a 16,500mAh battery, 12GB of RAM, and a powerful, integrated 495-lumen camping light. Performance is driven by the MediaTek Helio G99 chipset, offering a capable experience for outdoor use, while the cameras include a 108MP main sensor and 20MP night vision. However, the device is extremely heavy...Read more

    N
    nerdsheaven.de
    28/04/2025
    FOSSiBOT F102 – New outdoor smartphone with a massive battery!

    The Fossibot F102 is a rugged "camping flagship" tailored for extreme outdoor use, featuring a massive 16,500mAh battery that provides up to 50 days of standby time and a high-intensity 495-lumen rear camping light. Powered by the MediaTek Helio G99 chipset with 12GB RAM, the device boasts a smooth 120Hz 6.58-inch FHD+ display and a 108MP main camera paired with a 20MP infrared...Read more

    (Translated)Show original
    A
    android-user.de
    08/02/2024
    Under Review: Fossibot F102, Rugged Phone with Massive Battery

    The FOSSiBOT F102 is a heavy-duty, industrial-style smartphone designed for extreme environments, defined by its massive 16,500mAh battery and a powerful 3W/495-lumen camping light. Key advantages include its extensive battery life, IP68/IP69K/MIL-STD-810H durability, a 120Hz display with a Helio G99 processor, and a high-resolution 108MP main camera paired with a 20MP night vision...Read more

    (Translated)Show original
    C
    chinamobilemag.de
    16/01/2024
    Fossibot F102 Review - ChinaMobileMag

    The FOSSiBOT F102 is a heavily reinforced, 495g rugged device designed for extreme endurance rather than portability, featuring IP68, IP69K, and MIL-STD-810G certifications. It is powered by the MediaTek Helio G99 chipset with 12GB RAM, 256GB storage, and a massive 16,500mAh battery that can last up to a week, though it lacks 5G connectivity. A key, unique feature is the integrated...Read more

    (Translated)Show original
    H
    heise.de
    04/12/2023
    Outdoor Phone Fossibot F102 Review - Heise/TechStage

    The FOSSiBOT F102 is a highly durable, specialized outdoor smartphone featuring a 16,500 mAh battery and a 3W camping light, prioritizing ruggedness and utility over portability. Powered by the MediaTek Helio G99, the device offers solid mid-range performance, though it is notably heavy and lacks 5G connectivity. Key advantages include its IP68/IP69K/MIL-STD-810H certification and...Read more

    (Translated)Show original
    S
    smartzone.de
    28/10/2023
    Fossibot F102 Review - Smartzone

    The FOSSiBOT F102, reviewed as a "Camping Flagship King," features a 16,500mAh battery and a 495-lumen camping light, built to IP68/IP69K/MIL-STD-810H standards for extreme durability. Powered by a MediaTek Helio G99 processor with up to 20GB of RAM and a 120Hz 6.58-inch display, it handles multitasking effectively. Key advantages include up to 50 days of standby time, a 108MP main...Read more

    (Translated)Show original
    F
    fossibot.fr
    01/10/2024
    FOSSiBOT F102: My Review After Several Months

    The FOSSiBOT F102 is a rugged smartphone designed for extreme conditions, featuring a massive 16,500mAh battery providing up to 50 days of standby and a 3W, 495-lumen camping light. Built to IP68/IP69K and MIL-STD-810H standards, the device is designed for heavy-duty, off-grid use. Hardware includes a MediaTek Helio G99 processor, 12GB of physical RAM, and a 108MP main camera paired...Read more

    (Translated)Show original
    G
    global.techradar.com
    22 settembre 2023
    Fossibot F102 Rugged Review - TechRadar

    The FOSSiBOT F102 is an affordable, durable rugged phone featuring a massive 16,500mAh battery, a powerful 495-lumen camping light, and the MediaTek Helio G99 chipset with 12GB of RAM. Key advantages include its exceptional value, robust IP68/IP69K/MIL-STD-810G protection, and high-resolution 108MP main camera alongside a 20MP night vision sensor. However, it is a heavy (495g),...Read more

    (Translated)Show original

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