IDEALENS K2 Review | 89 Data compared

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  • Avg. price in UK: ~£410
  • Avg. price in US: ~$500
  • Weight: 295 g
  • Resolution: 1200x1080
  • Refresh rate: 90 Hz
  • Display type: OLED
  • Device type: standalone

IDEALENS K2 review. Compare 89 technical specifications and user reviews to see how it ranks among VR headsets and if it is worth buying.

6.2

Overall score

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

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

Score components:

80.0%

6.2

Technical Score

20.0%

?

User score

Good
6.2

Technical Score

What it is: An assessment of the VR headset's technical performance, covering eight key areas: display quality, tracking, comfort, controllers, connectivity, audio, battery, and design.

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

Score components:

58.0%

6.1

Display & Optics

22.0%

6.9

Tracking & Sensors

10.0%

5.8

Controls & Audio

4.0%

4.1

Hardware

3.0%

5.5

Connectivity

3.0%

7.7

Design & Power

Good
?

User score

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

When it matters: When you want to know how a VR headset performs in real use and how reliable it remains over time according to user feedback.

Score components:

70.0%

?

User reviews

30.0%

?

Popularity

  • 4.9
    Gaming

    Score components:

    40.0%

    5.5

    Refresh rate

    35.0%

    4.0

    Touch controllers

    25.0%

    5.1

    Resolution

  • 7.1
    Movies

    Score components:

    40.0%

    5.1

    Resolution

    35.0%

    8.8

    Display type

    25.0%

    ?

    Visible FoV (horizontal)

  • No image
No image

Best prices in UK

    N/A~ £410

Best rankings

?

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

Verdict

The Idealens K2 is a standalone VR headset powered by the Samsung Exynos 7420 processor and 3GB of RAM, featuring a 3.81-inch AMOLED display with a 2.5K resolution (2560 x 1440) and a high 90Hz refresh rate. Key characteristics include a wide 120-degree field of view and a 3,800mAh battery that supports several hours of wireless use. Its primary advantages are its lightweight design (295g) and a unique 'halo' head strap that eliminates the need for side straps, providing exceptional ergonomic comfort and low 17ms latency for smooth head tracking. However, it lacks adjustable interpupillary distance (IPD) and integrated audio, and users may find the proprietary Android-based operating system limits software availability compared to more mainstream platforms.

Technical Specifications of IDEALENS K2

Technical Score

What it is: An assessment of the VR headset's technical performance, covering eight key areas: display quality, tracking, comfort, controllers, connectivity, audio, battery, and design.

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

Score components:

58.0%

?

Display & Optics

22.0%

?

Tracking & Sensors

10.0%

?

Controls & Audio

4.0%

?

Hardware

3.0%

?

Connectivity

3.0%

?

Design & Power

6.2
IDEALENS K2 has a technical score of 6.21 points, which is lower than 55.1% of VR headsets.
User score

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

When it matters: When you want to know how a VR headset performs in real use and how reliable it remains over time according to user feedback.

Score components:

70.0%

0.0

User reviews

30.0%

1.0

Popularity

?
Popularity
What it is: An indicator based on the number of reviews received by the VR headset.
When it matters: When you prefer to buy a product chosen and reviewed by many other consumers.
1.0
IDEALENS K2 has a popularity of 1 points, which is lower than 65.3% of products in this category.
Ratio quality/price

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

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

Score components:

60.0%

6.2

Overall score

40.0%

8.4

Price

6.9
IDEALENS K2 has a quality-to-price ratio of 6.9 points, which is higher than 65.3% of products in this category.
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

1200x1080
IDEALENS K2 has a screen resolution of 1200x1080 which is lower than that of 84.6% of VR headsets.
Screen size
What it is: The physical diagonal measurement of the display area, usually expressed in inches.
When it matters: When you want a larger image area that can feel more immersive in games, movies, and VR apps.

Importance: LOW

3.81 inches
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: >100 Hz

90 Hz
IDEALENS K2 supports a refresh rate of 90 Hz which is higher than in 20.5% of VR headsets and equal to that in 51.3% of VR headsets.
Visible FoV (horizontal)
What it is: Measures the visible horizontal field of view of the image, expressed in degrees.
When it matters: When you want a wider left-to-right view for racing, shooters, and room-scale immersion.

Importance: HIGH

Good value: >105 °

?
Visible FoV (vertical)
What it is: Measures the visible vertical field of view of the image, expressed in degrees.
When it matters: When a taller visible image helps scenes feel less cropped above and below your view.

Importance: HIGH

Good value: >97 °

?
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Tracking type
What it is: Specifies the tracking method used for positional detection, such as inside-out or outside-in.
When it matters: When you want to know whether tracking depends on onboard cameras or external hardware.

Importance: LOW

outside-in
360° head tracking
What it is: Shows whether the headset can track head movement across a full 360-degree space.
When it matters: When you turn around often in room-scale games and do not want tracking blind spots.

Importance: MEDIUM

yes
IDEALENS K2 supports full 360° head tracking. 2% of VR headsets support this tracking mode.
N. of tracking sensors
What it is: Counts the integrated sensors used for positional or motion tracking.
When it matters: When you compare how much built-in hardware the headset uses for motion tracking.

Importance: LOW

1
N. of cameras
What it is: Counts the built-in cameras used for tracking, passthrough, or environmental sensing.
When it matters: When passthrough quality, room mapping, and inside-out tracking matter to your setup.

Importance: MEDIUM

Good value: >4

0
IDEALENS K2 has 0 cameras which is fewer than in 64.6% of VR headsets and equal to that in 35.4% of VR headsets.
Tracking frequency
What it is: Indicates how often the tracking system updates position data, measured in hertz.
When it matters: When you want fast motion tracking to stay stable during quick head or hand movement.

Importance: LOW

Good value: >700 Hz

?
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Operating system
What it is: The primary system software that manages the headset's hardware, apps, and core functions.
When it matters: When you have a preference for the user interface and app ecosystem.

Importance: LOW

Android
OpenXR support
What it is: Indicates whether the headset supports the OpenXR standard for compatible VR software.
When it matters: When you want broader compatibility with VR apps across different software platforms.

Importance: LOW

?
Wireless PC streaming
What it is: Shows whether the headset can receive PC VR content over a wireless connection.
When it matters: When you want PC VR without a cable running from the headset to your computer.

Importance: LOW

no
IDEALENS K2 does not support wireless PC streaming. 38.8% of VR headsets support cable-free PC VR streaming.
Wi-Fi connectivity
What it is: The ability of the headset to connect to a wireless network.
When it matters: When you want wireless downloads, streaming, updates, or online features without relying on a cable.

Importance: LOW

yes
IDEALENS K2 has Wi-Fi. 63.3% of VR headsets have Wi-Fi connectivity.
Wi-Fi version
What it is: Version of Wi-Fi standard supported.
When it matters: When compatibility with your router and wireless setup affects download speeds, streaming quality, or latency.

Importance: LOW

Wi-Fi 4
IDEALENS K2 supports Wi-Fi Wi-Fi 4, which is more advanced than 63.3% of VR headsets and equal to 2% of VR headsets.
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Touch controllers
What it is: Shows whether dedicated motion controllers are included for hand-based input in VR.
When it matters: When your favorite games rely on precise hand input rather than hand tracking alone.

Importance: MEDIUM

no
IDEALENS K2 does not include touch controllers. 73.5% of VR headsets come with dedicated hand controllers.
Game controller included
What it is: Indicates whether game controllers are included in the standard package.
When it matters: When you want a complete VR package and do not want to buy controllers separately.

Importance: LOW

no
IDEALENS K2 does not include a game controller. 65.3% of VR headsets ship with controllers in the box.
Spatial audio
What it is: Supports immersive spatial audio playback.
When it matters: When movies, games, and VR experiences feel better with more immersive positional sound.

Importance: LOW

?
N. of speakers
What it is: Counts the built-in speakers used for audio playback.
When it matters: When you plan to use the headset without separate headphones or external speakers.

Importance: LOW

?
N. of microphones
What it is: The number of microphones built into the headset or its integrated hardware.
When it matters: When voice chat, voice commands, or in-headset recording quality matter to your setup.

Importance: LOW

?
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Device type
What it is: Describes the overall headset class, such as standalone, PC VR, or mixed reality.
When it matters: When you choose between a standalone headset, a PC VR model, or mixed-reality use.

Importance: LOW

standalone
Chipset
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 which processor powers the headset’s performance and supported features.

Importance: LOW

Exynos 7420
IDEALENS K2 uses the Exynos 7420 processor model which is slower than processors in 88.9% of VR headsets and equal to processors in 11.1% of VR headsets.
CPU clock speed
What it is: Indicates the base operating frequency of the main processor, measured in gigahertz.
When it matters: When you compare standalone headset speed for games, menus, and mixed-reality apps.

Importance: LOW

Good value: >3 GHz

2.1 GHz
IDEALENS K2 has a CPU clock speed of 2.1 GHz which is lower than that of 88.9% of VR headsets and equal to that of 11.1% of VR headsets.
GPU model
What it is: The official model name of the graphics processor used in the VR headset.
When it matters: When you compare graphics hardware for gaming, video editing, or benchmarks.

Importance: LOW

Mali-T760 MP8
IDEALENS K2 uses the Mali-T760 MP8 GPU model, which is less advanced than that used in 88.9%.
RAM capacity
What it is: States the installed RAM capacity used for system operation and multitasking.
When it matters: When you want smoother multitasking and better headroom for demanding VR apps.

Importance: LOW

Good value: >8 GB

3 GB
IDEALENS K2 has 3 GB of RAM, which is less than 83.3% of VR headsets and equal to 16.7% of VR headsets.
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Battery capacity
What it is: The amount of electric charge the battery can store, usually measured in mAh.
When it matters: When you want longer untethered play time without recharging the headset too often.

Importance: LOW

Good value: >4900 mAh

3,800 mAh
IDEALENS K2 has a battery capacity of 3800 mAh mAh which is lower than that of 64.7% of VR headsets.
Charging time
What it is: Time required for a full charge.
When it matters: When charging speed, charging method, or battery upkeep convenience matters to your routine.

Importance: LOW

Good value: <2.5 hours

2 h
IDEALENS K2 recharges in 2 h, which is faster than 46.2% of VR headsets and equal to 38.5% of VR headsets.
Weight
What it is: The total weight of the headset, affecting how heavy it feels during use.
When it matters: When you want a headset that feels lighter and more comfortable during longer VR sessions.

Importance: LOW

Good value: <500 g

295 g
IDEALENS K2 weighs 295 g which is lighter than 91.1% of VR headsets.
Headstrap type
What it is: Identifies the design of the headstrap used to secure the headset on the user's head.
When it matters: When comfort, balance, and pressure distribution matter during long VR sessions.

Importance: LOW

rigid halo
IDEALENS K2 uses a rigid halo headstrap, which is more comfortable than the design on 44.9%.
Body material
What it is: The main material used for the headset body or housing.
When it matters: When you care about how sturdy, premium, or lightweight the headset feels over time.

Importance: LOW

plastic
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IDEALENS K2 vs the average VR headset

  • Better lens type
    IDEALENS K2 uses aspheric lenses, while the average VR headset uses fresnel lenses.
    What it is: Identifies the optical lens design used by the headset, such as Fresnel or pancake.
    When it matters: When you compare edge clarity, glare behavior, and headset thickness across optical designs.

    Importance: MEDIUM

    IDEALENS K2 uses aspheric lenses, while the average VR headset uses fresnel lenses.aspheric vs fresnel
  • 49.4% lighter
    IDEALENS K2 is lighter than the average VR headset (295 g vs 583 g). The average VR headset weighs 583 g.
    What it is: The total weight of the headset, affecting how heavy it feels during use.
    When it matters: When you want a headset that feels lighter and more comfortable during longer VR sessions.

    Importance: LOW

    Good value: <500 g

    IDEALENS K2 is lighter than the average VR headset (295 g vs 583 g). The average VR headset weighs 583 g.295 g vs 583 g
  • 25% higher pixel density
    IDEALENS K2 has a higher pixel density than the average VR headset (770 ppi vs 616 ppi). The average VR headset has a pixel density of 616 ppi.
    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: >850 ppi

    IDEALENS K2 has a higher pixel density than the average VR headset (770 ppi vs 616 ppi). The average VR headset has a pixel density of 616 ppi.770 ppi vs 616 ppi
  • Has a memory card slot
    IDEALENS K2 features a memory card slot, the average VR headset does not. 14.3% of VR headsets support expandable storage.
    What it is: A physical slot, usually for microSD cards, allowing users to expand the device's storage capacity.
    When it matters: When you want to expand storage for games, videos, or other media without relying only on internal memory.

    Importance: LOW

    IDEALENS K2 features a memory card slot, the average VR headset does not. 14.3% of VR headsets support expandable storage.
  • 26.1% faster GPU clock
    IDEALENS K2 has a higher GPU clock speed than the average VR headset (772 MHz vs 612 MHz). The average VR headset has a GPU clock speed of 612 MHz.
    What it is: The operating speed of the graphics processing unit, which affects rendering and gaming.
    When it matters: When you want smoother frame rates in games and faster rendering in graphics apps.

    Importance: LOW

    Good value: >690 MHz

    IDEALENS K2 has a higher GPU clock speed than the average VR headset (772 MHz vs 612 MHz). The average VR headset has a GPU clock speed of 612 MHz.772 MHz vs 612 MHz
  • Has Wi-Fi
    IDEALENS K2 has Wi-Fi, the average VR headset does not. 38% of VR headsets have Wi-Fi connectivity.
    What it is: The ability of the headset to connect to a wireless network.
    When it matters: When you want wireless downloads, streaming, updates, or online features without relying on a cable.

    Importance: LOW

    IDEALENS K2 has Wi-Fi, the average VR headset does not. 38% of VR headsets have Wi-Fi connectivity.
  • Battery level indicator
    IDEALENS K2 has a battery level indicator, the average VR headset does not. 46% of VR headsets include a battery level indicator.
    What it is: Shows remaining battery percentage.
    When it matters: When charging speed, charging method, or battery upkeep convenience matters to your routine.

    Importance: LOW

    IDEALENS K2 has a battery level indicator, the average VR headset does not. 46% of VR headsets include a battery level indicator.
  • Better lens type
    IDEALENS K2 uses aspheric lenses, while the average VR headset uses fresnel lenses.
  • 25% higher pixel density
    IDEALENS K2 has a higher pixel density than the average VR headset (770 ppi vs 616 ppi). The average VR headset has a pixel density of 616 ppi.
  • Has Wi-Fi
    IDEALENS K2 has Wi-Fi, the average VR headset does not. 38% of VR headsets have Wi-Fi connectivity.
  • Has a memory card slot
    IDEALENS K2 features a memory card slot, the average VR headset does not. 14.3% of VR headsets support expandable storage.
  • 26.1% faster GPU clock
    IDEALENS K2 has a higher GPU clock speed than the average VR headset (772 MHz vs 612 MHz). The average VR headset has a GPU clock speed of 612 MHz.
  • 49.4% lighter
    IDEALENS K2 is lighter than the average VR headset (295 g vs 583 g). The average VR headset weighs 583 g.
  • Battery level indicator
    IDEALENS K2 has a battery level indicator, the average VR headset does not. 46% of VR headsets include a battery level indicator.
  • No adjustable IPD
    IDEALENS K2 does not support adjustable IPD, the average VR headset does. 64% of VR headsets offer adjustable lens spacing.
  • Basic display type
    IDEALENS K2 uses OLED for display type, while the average VR headset uses Micro-OLED.
  • Lower screen resolution
    IDEALENS K2 has a lower screen resolution than the average VR headset (1200x1080 vs 1440x1600). The average VR headset has a screen resolution of 1440x1600.
  • 2 fewer cameras
    IDEALENS K2 has fewer cameras than the average VR headset (0 vs 2). The average VR headset has 2 cameras.
  • Lacks USB Type-C
    IDEALENS K2 lacks a USB Type-C port, the average VR headset includes one. 58% of VR headsets use USB-C ports.
  • Old Bluetooth version
    IDEALENS K2 supports an older Bluetooth version than the average VR headset (4 vs 5.2). The average VR headset uses Bluetooth 5.2.
  • Older USB version
    IDEALENS K2 supports an older USB version than the average VR headset (USB 2.0 vs USB 3.2 Gen 1). The average VR headset uses USB version USB 3.2 Gen 1.
  • No touch controllers
    IDEALENS K2 does not include touch controllers, the average VR headset does. 72% of VR headsets come with dedicated hand controllers.
  • No haptic feedback
    IDEALENS K2 does not support haptic feedback, the average VR headset does. 63.3% of VR headsets offer haptics in the headset or controllers.
  • No game controller included
    IDEALENS K2 does not include a game controller, the average VR headset does. 64% of VR headsets ship with controllers in the box.
  • 5 GB less RAM
    IDEALENS K2 has a lower RAM capacity than the average VR headset (3 GB vs 8 GB). The average VR headset has a RAM capacity of 8 GB.
  • 75% less storage
    IDEALENS K2 has a lower internal storage than the average VR headset (32 GB vs 128 GB). The average VR headset offers 128 GB of internal storage.
  • 0.74 GHz lower CPU clock speed
    IDEALENS K2 has a lower CPU clock speed than the average VR headset (2.1 GHz vs 2.84 GHz). The average VR headset has a CPU clock speed of 2.84 GHz.
  • 2 fewer memory channels
    IDEALENS K2 has fewer memory channels than the average VR headset (2 vs 4). The average VR headset supports 4 memory channels.
  • 7 nm larger process node
    IDEALENS K2 has a higher process node than the average VR headset (14 nm vs 7 nm). The average VR headset uses a process node of 7 nm.
  • 3781 MHz slower memory speed
    IDEALENS K2 has a lower RAM speed than the average VR headset (1552 MHz vs 5333 MHz). The average VR headset has a RAM speed of 5333 MHz.
  • 20.5 mm higher height
    IDEALENS K2 is taller than the average VR headset (129 mm vs 108.5 mm). The average VR headset has a height of 108.5 mm.
  • 2 older release date
    IDEALENS K2 is older than the average VR headset (2016 vs 2018). The average VR headset was released in 2018.
  • 8.7% smaller battery capacity
    IDEALENS K2 has a lower battery capacity than the average VR headset (3800 mAh vs 4162 mAh). The average VR headset has a battery capacity of 4162 mAh.
  • No adjustable IPD
    IDEALENS K2 does not support adjustable IPD, the average VR headset does. 64% of VR headsets offer adjustable lens spacing.
    What it is: Shows whether the lens spacing can be adjusted to match the distance between the user's pupils.
    When it matters: When more than one person uses the headset and needs the lenses aligned comfortably.

    Importance: HIGH

    IDEALENS K2 does not support adjustable IPD, the average VR headset does. 64% of VR headsets offer adjustable lens spacing.
  • Basic display type
    IDEALENS K2 uses OLED for display type, while the average VR headset uses Micro-OLED.
    What it is: The type of display panel used in the headset, such as LCD, OLED, or micro-OLED.
    When it matters: When you compare panel technologies that affect contrast, brightness, motion clarity, and black levels.

    Importance: HIGH

    IDEALENS K2 uses OLED for display type, while the average VR headset uses Micro-OLED.OLED vs Micro-OLED
  • No touch controllers
    IDEALENS K2 does not include touch controllers, the average VR headset does. 72% of VR headsets come with dedicated hand controllers.
    What it is: Shows whether dedicated motion controllers are included for hand-based input in VR.
    When it matters: When your favorite games rely on precise hand input rather than hand tracking alone.

    Importance: MEDIUM

    IDEALENS K2 does not include touch controllers, the average VR headset does. 72% of VR headsets come with dedicated hand controllers.
  • Lower screen resolution
    IDEALENS K2 has a lower screen resolution than the average VR headset (1200x1080 vs 1440x1600). The average VR headset has a screen resolution of 1440x1600.
    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

    IDEALENS K2 has a lower screen resolution than the average VR headset (1200x1080 vs 1440x1600). The average VR headset has a screen resolution of 1440x1600.1200x1080 vs 1440x1600
  • No haptic feedback
    IDEALENS K2 does not support haptic feedback, the average VR headset does. 63.3% of VR headsets offer haptics in the headset or controllers.
    What it is: Shows whether vibration-based haptic feedback is available in the controllers or headset.
    When it matters: When you want stronger physical feedback from hits, grabs, or rhythm cues in VR games.

    Importance: LOW

    IDEALENS K2 does not support haptic feedback, the average VR headset does. 63.3% of VR headsets offer haptics in the headset or controllers.
  • 2 fewer cameras
    IDEALENS K2 has fewer cameras than the average VR headset (0 vs 2). The average VR headset has 2 cameras.
    What it is: Counts the built-in cameras used for tracking, passthrough, or environmental sensing.
    When it matters: When passthrough quality, room mapping, and inside-out tracking matter to your setup.

    Importance: MEDIUM

    Good value: >4

    IDEALENS K2 has fewer cameras than the average VR headset (0 vs 2). The average VR headset has 2 cameras.0 vs 2
  • 5 GB less RAM
    IDEALENS K2 has a lower RAM capacity than the average VR headset (3 GB vs 8 GB). The average VR headset has a RAM capacity of 8 GB.
    What it is: States the installed RAM capacity used for system operation and multitasking.
    When it matters: When you want smoother multitasking and better headroom for demanding VR apps.

    Importance: LOW

    Good value: >8 GB

    IDEALENS K2 has a lower RAM capacity than the average VR headset (3 GB vs 8 GB). The average VR headset has a RAM capacity of 8 GB.3 GB vs 8 GB
  • No game controller included
    IDEALENS K2 does not include a game controller, the average VR headset does. 64% of VR headsets ship with controllers in the box.
    What it is: Indicates whether game controllers are included in the standard package.
    When it matters: When you want a complete VR package and do not want to buy controllers separately.

    Importance: LOW

    IDEALENS K2 does not include a game controller, the average VR headset does. 64% of VR headsets ship with controllers in the box.

Graphic comparison of IDEALENS K2 and

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Third-party reviews

What customers like about IDEALENS K2?

  • Exceptional ergonomic comfort due to a balanced, strap-free 'clamp' design
  • Completely standalone (all-in-one) system requiring no PC or smartphone tethering
  • High-resolution 2.5K AMOLED display with a wide 120-degree field of view
  • Responsive performance and low latency (under 17ms) comparable to early flagship mobile VR
  • Large battery capacity (3800 mAh) for extended use compared to contemporaries
  • Easily accessible development environment with a straightforward SDK for porting apps

What customers dislike about IDEALENS K2?

  • Lacks adjustable interpupillary distance (IPD), which may cause eye strain for some users
  • Fixed lens design cannot be adjusted for focus or different facial structures
  • Proprietary Android-based OS may have a more limited app ecosystem than mainstream competitors
  • Unique 'halo' mounting system can feel unusual or less secure during intense movement
  • Relatively heavy compared to some modern lightweight mobile viewers

Expert reviews

R
roadtovr.com
03/11/2016
Summary of the review
R
realite-virtuelle.com
22/02/2018
Summary of the review

Video reviews

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