Scored using Smartphones Methodology v1.0
Smartphones Methodology v1.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Smartphones Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
Explore Smartphones Methodology v1.0

Xiaomi 15 Ultra (16GB + 512GB) Review | 197 Data compared

Avg. price:~£1,060RAM capacity:16 GBInternal storage:512 GBScreen size:6.73 inchesMain camera megapixels:200 MP & 50 MP & 50 MP & 50 MP

Xiaomi 15 Ultra (16GB + 512GB) Review: Compare 197 technical specifications and user reviews to see how this product ranks in the Smartphones category and whether it is worth buying.

Xiaomi 15 Ultra (16GB + 512GB)
8.9/10

Overall score

Score
8.9/ 10
✕
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 distribution
â–¼
<55-66-77-88-99-10
Score components

90%

9.0

Technical score

10%

8.5

User score

★Better than 99% of smartphones
7.7

Value for money

Value for money
7.7/ 10
✕
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 distribution
â–¼
<55-66-77-88-99-10
Score components

70%

8.9

Overall score

30%

4.9

Price

â–²Better than 72%
9.0

Technical score

Technical score
9.0/ 10
✕
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 distribution
â–¼
<55-66-77-88-99-10
Score components

25%

9.2

Performance & Hardware

18%

9.2

Camera

15%

9.4

Display

15%

9.1

Battery

10%

8.2

Software

10%

8.2

Connectivity

4%

9.1

Audio

3%

7.7

Design

★Better than 99%
8.5

User score

User score
8.5/ 10
✕
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 distribution
â–¼
<55-66-77-88-99-10
Score components

70%

8.8

User ratings

30%

7.9

Number of reviews

Based on ratings from across the web.
â–²Better than 80%
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Smartphones model ranking

Ranked #4 of 2,002 models in Smartphones (Overall score)

Technical Specifications of smartphone Xiaomi 15 Ultra (16GB + 512GB)

Technical score
Technical score
9.0/ 10
✕
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 distribution
â–¼
<55-66-77-88-99-10
Score components:

25%

9.2

Performance & Hardware

18%

9.2

Camera

15%

9.4

Display

15%

9.1

Battery

10%

8.2

Software

10%

8.2

Connectivity

4%

9.1

Audio

3%

7.7

Design

9.0
User score
User score
8.5/ 10
✕
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 distribution
â–¼
<55-66-77-88-99-10
Score components

70%

8.8

User ratings

30%

7.9

Number of reviews

Based on ratings from across the web.
8.5
Popularity
Popularity
7.9/ 10
✕
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.
Score distribution
â–¼
<55-66-77-88-99-10
Popularity:
Xiaomi 15 Ultra (16GB + 512GB) has a popularity of 7.9 points, which is higher than 74.7% of smartphones.
7.9
Value for money
Value for money
7.7/ 10
✕
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 distribution
â–¼
<55-66-77-88-99-10
Score components:

70%

8.9

Overall score

30%

4.9

Price

7.7
Brand name
Xiaomi
Processor model
Qualcomm Snapdragon 8 Elite
This smartphone uses the Qualcomm Snapdragon 8 Elite processor which is faster than processors in 95.2% of smartphones and equal to processors in 2% of smartphones.
RAM capacity
16 GB
This smartphone has a RAM capacity of 16 GB which is larger than the RAM capacity of 83.5% of smartphones and equal to that of 12% of smartphones.
Internal storage
512 GB
This smartphone has an internal storage capacity of 512 GB which is larger than the storage of 77.1% of smartphones and equal to that of 17.2% of smartphones.
CPU boost clock speed
4.32 GHz
The CPU boost clock speed of this smartphone is 4.32 GHz which is higher than the boost speed of 96.3% of smartphones and equal to that of 1.7% of smartphones.
Show more
Operating system
Android
This smartphone uses the Android operating system, which outperforms that of 1%.
Android 15
Android version
Android 15
This smartphone runs Android version Android 15 which is newer than that found in 70.6% of smartphones and equal to that in 25.1% of smartphones.
Direct OS updates
no
This smartphone does not receive direct OS updates. 20.6% of smartphones receive direct updates.
Open-source OS
yes
This smartphone uses an open-source OS. 94.6% of smartphones use an open-source OS.
Dark mode
yes
This smartphone offers dark mode. 95.8% of smartphones support this feature.
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Multi-lens main camera
yes
This smartphone includes a multi-lens main camera system. 93.7% of smartphones include multi-lens setups.
Main camera megapixels
200 MP & 50 MP & 50 MP & 50 MP
This smartphone has a main camera resolution of 200 MP & 50 MP & 50 MP & 50 MP which is higher than that of 99.9% of smartphones.
Main camera aperture
f/1.63 & f/1.8 & f/2.2 & f/2.6
This smartphone has a main camera aperture of f/1.63 & f/1.8 & f/2.2 & f/2.6 which is wider than that of 90.3% of smartphones.
Main camera sensor area
128 mm²
This smartphone has a main camera sensor area of 128 mm² which is larger than the main camera sensor area of 99% of smartphones and equal to that of 0.9% of smartphones.
Main camera pixel size
1.6 µm
This smartphone has a main camera pixel size of 1.6 µm which is larger than in 97% of smartphones and equal to the size in 1.2% of smartphones.
3.2 binned
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Number of SIM slots
2
This smartphone 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
yes
This smartphone includes a cellular module. 100% of smartphones include cellular modules.
5G connectivity
yes
This smartphone supports 5G connectivity. 66.9% of smartphones support 5G.
LTE support
yes
This smartphone supports LTE. 99.7% of smartphones include LTE connectivity.
Wi-Fi connectivity
yes
This smartphone supports Wi-Fi connectivity. 100% of smartphones offer Wi-Fi support.
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Screen size
6.73 inches
This smartphone has a screen size of 6.73 inches which is larger than the screens of 65.1% of smartphones and equal to those of 0.6% of smartphones.
Screen resolution
1440x 3200 px
This smartphone has a screen resolution of 1440x3200 px which is higher than that of 96% of smartphones and equal to that of 2.1% of smartphones.
Pixel density
522 ppi
This smartphone has a pixel density of 522 ppi which is higher than that of 96.3% of smartphones and equal to that of 0.1% of smartphones.
Display type
OLED/AMOLED
This smartphone uses a OLED/AMOLED display type. 58.6% of smartphones use this display technology.
Refresh rate
120 Hz
This smartphone 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.
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Battery capacity
6,000 mAh
This smartphone has a battery capacity of 6,000 mAh which is larger than the batteries in 73.2% of smartphones and equal to those in 6.9% of smartphones.
Charging speed
90 W
This smartphone supports charging speeds of 90 W which is faster than in 86.6% of smartphones and equal to speeds in 3.5% of smartphones.
Fast charging
yes
This smartphone supports fast charging. 93.1% of smartphones support fast charging.
GSMArena full wired charge time
?
Wireless charging
yes
This smartphone supports wireless charging. 25.2% of smartphones support wireless charging.
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Stereo speakers
yes
This smartphone includes stereo speakers. 64.4% of smartphones provide stereo audio.
3.5 mm headphone jack
no
This smartphone does not include a 3.5 mm headphone jack. 45.5% of smartphones offer this port.
Number of microphones
4
This smartphone includes 4 microphones, which is more than in 96.9% of smartphones and equal to the number in 3.1% of smartphones.
FM radio
no
This smartphone does not include an FM radio. 34.2% of smartphones offer FM radio functionality.
aptX Lossless
yes
This smartphone supports aptX Lossless. 12.9% of smartphones provide aptX Lossless.
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Height
161.3 mm
This smartphone has a height of 161.3 mm which is shorter than 73.1% of smartphones and equal to that of 0.7% of smartphones.
Width
75.3 mm
This smartphone has a width of 75.3 mm which is narrower than 63.5% of smartphones and equal to that of 1.6% of smartphones.
Thickness
9.4 mm
This smartphone has a thickness of 9.4 mm which is thicker than 84.8% of smartphones and equal to that of 0.8% of smartphones.
Weight
229 g
This smartphone weighs 229 g which is heavier than 85.6% of smartphones and equal to the weight of 0.6% of smartphones.
Device volume
108,675 cm³
This smartphone has a device volume of 108,675 cm³ which is larger than 80.8% of smartphones and equal to that of 0.1% of smartphones.
Show more

Xiaomi 15 Ultra (16GB + 512GB) vs the average smartphone

246810TotalPerformance & HardwareSoftwareCameraConnectivityDisplayBatteryAudioDesign
  • 8 GB more RAM
    This smartphone has more RAM capacity than the average smartphone (16 GB vs 8 GB). The average smartphone has 8 GB of RAM.
    16 GB vs 8 GB
  • 4x larger main camera sensor area
    This smartphone has a larger main camera sensor area than the average smartphone (128 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
    128 mm² vs 32 mm²
  • Has optical image stabilization
    This smartphone has optical image stabilization (OIS), the average smartphone does not. 48.3% of smartphones feature OIS.
  • 80% higher CPU boost clock speed
    This smartphone has a higher CPU boost clock speed than the average smartphone (4.3 GHz vs 2.4 GHz). The average smartphone has a boost clock speed of 2.4 GHz.
    4.32 GHz vs 2.4 GHz
  • Higher screen resolution
    This smartphone has a higher screen resolution than the average smartphone (1440x3200 px vs 1080x2400 px). The average smartphone resolution is 1080x2400 px.
    1440x3200 px vs 1080x2400 px
  • 50% smaller process node
    This smartphone uses a smaller process node than the average smartphone (3 nm vs 6 nm). The average process node size is 6 nm.
    3 nm vs 6 nm
  • Higher-resolution main camera
    This smartphone has a higher main camera resolution than the average smartphone (200 MP & 50 MP & 50 MP & 50 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.
    200 MP & 50 MP & 50 MP & 50 MP vs 50 MP & 8 MP
  • 2.73x faster charging speed
    This smartphone supports a faster charging speed than the average smartphone (90 W vs 33 W). The average charging speed is 33 W.
    90 W vs 33 W
  • 6.3% higher user score
    User score
    8.5/ 10
    ✕
    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 distribution
    â–¼
    â–¼
    <55-66-77-88-99-10
    Xiaomi 15 Ultra
    the average smartphone
    Xiaomi 15 Ultra (16GB + 512GB) has a higher user score than the average smartphone (8.50 vs 8.000).
    8.5 vs 8
  • 44.8% more popular
    Xiaomi 15 Ultra (16GB + 512GB) is more popular than the average smartphone (7.88 vs 5.4).
    7.88 vs 5.44
  • 5.2% better value for money
    Xiaomi 15 Ultra (16GB + 512GB) has better value for money than the average smartphone (7.72 vs 7.3).
    7.72 vs 7.34
  • 8 GB more RAM
    This smartphone has more RAM capacity than the average smartphone (16 GB vs 8 GB). The average smartphone has 8 GB of RAM.
    16 GB vs 8 GB
  • 80% higher CPU boost clock speed
    This smartphone has a higher CPU boost clock speed than the average smartphone (4.3 GHz vs 2.4 GHz). The average smartphone has a boost clock speed of 2.4 GHz.
    4.32 GHz vs 2.4 GHz
  • 50% smaller process node
    This smartphone uses a smaller process node than the average smartphone (3 nm vs 6 nm). The average process node size is 6 nm.
    3 nm vs 6 nm
  • 2x more storage
    This smartphone offers more internal storage than the average smartphone (512 GB vs 256 GB). The average smartphone provides 256 GB of internal storage.
    512 GB vs 256 GB
  • Higher CPU base clock speed
    This smartphone has a higher CPU base clock speed than the average smartphone (2x4.32 GHz & 6x3.53 GHz vs 2x2.2 GHz & 6x2 GHz). The average smartphone has a base clock speed of 2x2.2 GHz & 6x2 GHz.
    2x4.32 GHz & 6x3.53 GHz vs 2x2.2 GHz & 6x2 GHz
  • Better processor
    This smartphone features a better processor than the average smartphone (Qualcomm Snapdragon 8 Elite vs Qualcomm Snapdragon 7 Gen 3).
    Qualcomm Snapdragon 8 Elite vs Qualcomm Snapdragon 7 Gen 3
  • 3.32x higher memory bandwidth
    This smartphone has higher memory bandwidth than the average smartphone (85.1 GB/s vs 25.6 GB/s). The average memory bandwidth is 25.6 GB/s.
    85.1 GB/s vs 25.6 GB/s
  • 6x more shader units
    This smartphone features more shader units than the average smartphone (1,536 vs 256). The average smartphone has 256 shader units.
    1,536 vs 256
  • 3.67x higher Geekbench 6 multi-core benchmark score
    This smartphone scores better in Geekbench 6 multi-core than the average smartphone (9,293 vs 2,533). The average smartphone scores 2,533 in multi-core.
    9,293 vs 2,533
  • 3x higher PassMark single-core benchmark
    This smartphone has a better PassMark single-core score than the average smartphone (2,960 vs 988). The average single-core score is 988.
    2,960 vs 988
  • 6x more L1
    This smartphone has more L1 cache than the average smartphone (192 KB vs 32 KB). The average L1 cache is 32 KB.
    192 KB vs 32 KB
  • 92.7% faster memory speed
    This smartphone supports faster memory speed than the average smartphone (5300 MHz vs 2750 MHz). The average smartphone supports 2750 MHz memory speed.
    5,300 MHz vs 2,750 MHz
  • Newer DDR memory version
    This smartphone supports a newer DDR version than the average smartphone (5 vs 4). The average DDR version is 4.
    5 vs 4
  • Supports ECC memory
    This smartphone supports ECC memory, the average smartphone does not. 2.4% of smartphones support ECC.
  • 71.4% higher maximum RAM
    This smartphone supports more maximum RAM than the average smartphone (24 GB vs 14 GB). The average smartphone supports 14 GB RAM.
    24 GB vs 14 GB
  • 15.8% faster GPU clock
    This smartphone has a higher GPU frequency than the average smartphone (1100 MHz vs 950 MHz). The average smartphone GPU frequency is 950 MHz.
    1,100 MHz vs 950 MHz
  • 2x more L3 cache
    This smartphone has more L3 cache than the average smartphone (8192 KB vs 4096 KB). The average L3 cache is 4096 KB.
    8,192 KB vs 4,096 KB
  • Supports newer OpenCL version
    This smartphone supports a newer OpenCL version than the average smartphone (3 vs 2). The average version is 2.0.
    3.0 vs 2.0
  • Higher on-device AI tier
    This smartphone runs on the productivity AI tier, while the average smartphone runs on fundamental, enabling stronger on-device AI features.
    HyperAI, AI Writing, AI Speech Recognition, AI Art, AI Interpreter, AI Erase Pro, AI Magic Painting, Circle to Search
    productivity vs fundamental
  • Includes cross-site tracking protection
    This smartphone supports cross-site tracking prevention, the average smartphone does not. 32.2% of smartphones include this feature.
  • Newer Android version
    This smartphone features a newer Android version than the average smartphone (Android 15 vs Android 14). The average version is Android 14.
    Android 15 vs Android 14
  • 4x larger main camera sensor area
    This smartphone has a larger main camera sensor area than the average smartphone (128 mm² vs 32 mm²). The average main camera sensor area is 32 mm².
    128 mm² vs 32 mm²
  • Has optical image stabilization
    This smartphone has optical image stabilization (OIS), the average smartphone does not. 48.3% of smartphones feature OIS.
  • Higher-resolution main camera
    This smartphone has a higher main camera resolution than the average smartphone (200 MP & 50 MP & 50 MP & 50 MP vs 50 MP & 8 MP). The average smartphone main camera has 50 MP & 8 MP megapixels.
    200 MP & 50 MP & 50 MP & 50 MP vs 50 MP & 8 MP
  • 0.8 µm larger main camera pixel size
    This smartphone has a larger main camera pixel size than the average smartphone (1.6 µm vs 0.8 µm). The average pixel size is 0.8 µm.
    3.2 binned
    1.6 µm vs 0.8 µm
  • Better main camera video
    This smartphone records better main camera video than the average smartphone. 44.20x of smartphones support 4K or higher.
    4320x30 fps vs 2160x30 fps
  • 27.5% higher DxOMark Mobile score
    This smartphone has a higher DxOMark Mobile score than the average smartphone (153 vs 120). The average smartphone scores 120.
    153 vs 120
  • Supports RAW photo capture
    This smartphone supports RAW photo capture, the average smartphone does not. 37.1% of smartphones allow RAW files.
  • Supports Dolby Vision video recording
    This smartphone supports Dolby Vision video recording, the average smartphone does not. 10.7% of smartphones support Dolby Vision.
  • Supports laser autofocus
    This smartphone features laser autofocus, the average smartphone does not. 21.4% of smartphones include laser AF.
  • Supports 360° panorama
    This smartphone can capture 360° panoramas, the average smartphone cannot. 25.2% of smartphones support 360° panoramas.
  • Allows manual shutter speed
    This smartphone allows manual shutter speed control, the average smartphone does not. 29.8% of smartphones include this.
  • 1 more flash LEDs
    This smartphone has more flash LEDs than the average smartphone (2 vs 1). The average smartphone has 1 flash LEDs.
    2 vs 1
  • Wider main camera aperture
    This smartphone has a wider main camera aperture than the average smartphone (f/1.63 & f/1.8 & f/2.2 & f/2.6 vs f/1.8 & f/2.2 & f/2.4 & f/2.4). The average smartphone has a main camera aperture of f/1.8 & f/2.2 & f/2.4 & f/2.4.
    f/1.63 & f/1.8 & f/2.2 & f/2.6 vs f/1.8 & f/2.2 & f/2.4 & f/2.4
  • Supports HDR10 video recording
    This smartphone supports HDR10 video recording, the average smartphone does not. 35.9% of smartphones support HDR10.
  • Has a dual-tone LED flash
    This smartphone features a dual-tone LED flash, the average smartphone does not. 41.4% of smartphones include dual-tone flash.
  • Higher front camera megapixels
    This smartphone 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
  • Wider front camera aperture
    This smartphone has a wider front camera aperture than the average smartphone (f/2 vs f/2.2). The average aperture is f/2.2.
    f/2.0 vs f/2.2
  • Newer Wi-Fi version
    This smartphone supports a newer Wi-Fi version than the average smartphone (Wi-Fi 7 (802.11be), Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n) vs Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)). The average smartphone uses Wi-Fi Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n).
    Wi-Fi 7 (802.11be), Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n) vs Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
  • Newer USB version
    This smartphone supports a newer USB version than the average smartphone (3.2 vs 2). The average version is USB 2.0.
    3.2 vs 2.0
  • Newer Bluetooth version
    This smartphone supports a newer Bluetooth version than the average smartphone (6 vs 5.2). The average version is Bluetooth 5.2.
    6.0 vs 5.2
  • Supports satellite SOS
    This smartphone supports satellite SOS functionality, the average smartphone does not. 8.1% of smartphones offer satellite emergency services.
  • Has a barometer
    This smartphone features a barometer, the average smartphone does not. 19.9% of smartphones include a barometer.
  • Has an infrared sensor
    This smartphone includes an infrared sensor, the average smartphone does not. 33.3% of smartphones feature an IR blaster.
  • 1 more external displays supported
    This smartphone supports more external displays than the average smartphone (2 vs 1). The average smartphone supports 1 external displays.
    2 vs 1
  • Higher screen resolution
    This smartphone has a higher screen resolution than the average smartphone (1440x3200 px vs 1080x2400 px). The average smartphone resolution is 1080x2400 px.
    1440x3200 px vs 1080x2400 px
  • 2,200 nits higher peak brightness
    This smartphone has a higher peak brightness than the average smartphone (3200 nits vs 1000 nits). The average peak brightness is 1000 nits.
    3,200 nits vs 1,000 nits
  • 32.2% higher pixel density
    This smartphone has a higher pixel density than the average smartphone (522 ppi vs 395 ppi). The average smartphone has a pixel density of 395 ppi.
    522 ppi vs 395 ppi
  • Higher contrast ratio
    This smartphone has a higher contrast ratio than the average smartphone (8000000:1 vs 1000000:1). The average smartphone contrast ratio is 1000000:1.
    AMOLED/OLED displays have an effectively infinite contrast ratio
    8,000,000:1 vs 1,000,000:1
  • Better display glass type
    This smartphone features a better display glass type than the average smartphone (Xiaomi Shield Glass 2 vs Corning Gorilla Glass 5). The average smartphone uses Corning Gorilla Glass 5 protection.
    Xiaomi Shield Glass 2.0 vs Corning Gorilla Glass 5
  • Supports Dolby Vision support
    This smartphone supports Dolby Vision, the average smartphone does not. 17.3% of smartphones are Dolby Vision compatible.
  • Supports HDR10+ support
    This smartphone supports HDR10+, the average smartphone does not. 22.2% of smartphones include HDR10+ support.
  • Supports HDR10 support
    This smartphone supports HDR10, the average smartphone does not. 42.7% of smartphones are HDR10 compatible.
  • Has an always-on display
    This smartphone features an always-on display, the average smartphone does not. 49.2% of smartphones offer always-on functionality.
  • 0.06 inches inch larger screen size
    This smartphone has a larger screen size than the average smartphone (6.7 inches vs 6.67 inches). The average smartphone screen is 6.67 inches.
    6.73 inches vs 6.67 inches
  • Has a curved display
    This smartphone features a curved display, the average smartphone does not. 24.5% of smartphones have curved screens.
  • 25% higher touch sampling rate
    This smartphone has a higher touch sampling rate than the average smartphone (300 Hz vs 240 Hz). The average touch sampling rate is 240 Hz.
    300 Hz vs 240 Hz
  • 2.73x faster charging speed
    This smartphone supports a faster charging speed than the average smartphone (90 W vs 33 W). The average charging speed is 33 W.
    90 W vs 33 W
  • Supports wireless charging
    This smartphone supports wireless charging, the average smartphone does not. 25.2% of smartphones are wireless charging compatible.
  • 20% larger battery capacity
    This smartphone has a larger battery capacity than the average smartphone (6000 mAh vs 5000 mAh). The average smartphone battery is 5000 mAh.
    6,000 mAh vs 5,000 mAh
  • 4x faster wireless charging speed
    This smartphone supports a faster wireless charging speed than the average smartphone (80 W vs 20 W). The average speed is 20 W.
    80 W vs 20 W
  • Supports reverse wireless charging
    This smartphone supports reverse wireless charging, the average smartphone does not. 23.6% of smartphones offer reverse wireless charging.
  • Higher GSMArena battery life score
    This smartphone has a higher GSMArena battery life score than the average smartphone (16:13 hour/s vs 13:30 hour/s). The average score is 13:30 hour/s.
    16:13 hour/s vs 13:30 hour/s
  • 2 more microphone/s
    This smartphone has more microphones than the average smartphone (4 vs 2). The average smartphone has 2 microphones.
    4 vs 2
  • Supports aptX Adaptive
    This smartphone supports aptX Adaptive, the average smartphone does not. 34.5% of smartphones include aptX Adaptive support.
  • Supports aptX Lossless
    This smartphone supports aptX Lossless, the average smartphone does not. 12.9% of smartphones include aptX Lossless support.
  • Supports aptX
    This smartphone supports aptX, the average smartphone does not. 50% of smartphones are aptX compatible.
  • 1.5 m deeper water resistance
    This smartphone has a deeper water resistance rating than the average smartphone (1.5 m vs 0 m). The average depth rating is 0 m.
    1.5 m vs 0 m
  • 1 year/s newer release date
    This smartphone has a newer release date than the average smartphone (2025 vs 2024). 1.00% of smartphones are released annually.
    February 2025
    2025 vs 2024
  • Better IP rating
    This smartphone has a better IP rating than the average smartphone (IP68 vs IP67). The average IP rating is IP67.
    IP68 vs IP67
  • 2.3 mm shorter
    This smartphone is shorter than the average smartphone (161.3 mm vs 163.6 mm). The average smartphone height is 163.6 mm.
    161.3 mm vs 163.6 mm
  • 0.7 mm narrower
    This smartphone is narrower than the average smartphone (75.3 mm vs 76 mm). The average smartphone width is 76 mm.
    75.3 mm vs 76 mm
  • No live text recognition
    This smartphone does not support live text recognition, the average smartphone does. 50.9% of smartphones offer real-time text recognition.
  • No memory card slot
    This smartphone does not have a memory card slot, the average smartphone does. 53.5% of smartphones feature expandable storage.
  • 16.7% heavier
    This smartphone is heavier than the average smartphone (229 g vs 196.2 g). The average smartphone weighs 196.2 g.
    229 g vs 196.2 g
  • 4.08x more expensive
    Xiaomi 15 Ultra (16GB + 512GB) is more expensive than the average smartphone (£1,060 vs £260).
    £1,060 vs £260
  • 1.1 mm thicker
    This smartphone is thicker than the average smartphone (9.4 mm vs 8.3 mm). The average smartphone has a thickness of 8.3 mm.
    9.4 mm vs 8.3 mm
  • 11.1% larger volume
    This smartphone has a larger volume than the average smartphone (108675 cm³ vs 97800 cm³). The average smartphone volume is 97800 cm³.
    108,675 cm³ vs 97,800 cm³
  • 4.08x more expensive
    Xiaomi 15 Ultra (16GB + 512GB) is more expensive than the average smartphone (£1,060 vs £260).
    £1,060 vs £260
  • No live text recognition
    This smartphone does not support live text recognition, the average smartphone does. 50.9% of smartphones offer real-time text recognition.
  • No memory card slot
    This smartphone does not have a memory card slot, the average smartphone does. 53.5% of smartphones feature expandable storage.
  • 16.7% heavier
    This smartphone is heavier than the average smartphone (229 g vs 196.2 g). The average smartphone weighs 196.2 g.
    229 g vs 196.2 g
  • 1.1 mm thicker
    This smartphone is thicker than the average smartphone (9.4 mm vs 8.3 mm). The average smartphone has a thickness of 8.3 mm.
    9.4 mm vs 8.3 mm
  • 11.1% larger volume
    This smartphone has a larger volume than the average smartphone (108675 cm³ vs 97800 cm³). The average smartphone volume is 97800 cm³.
    108,675 cm³ vs 97,800 cm³

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Expert reviews

In-depth analysis and verdict from leading tech publications

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petapixel.com
07/03/2025
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androidauthority.com
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techadvisor.com
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gbatemp.net
06/03/2025
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02/03/2025
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cgmagonline.com
02/03/2025
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stuff.tv
02/03/2025
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androidcentral.com
02/03/2025
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cnet.com
09/04/2025
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wired.com
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tomsguide.com
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techradar.com
02/03/2025
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phonearena.com
22/05/2025
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dxomark.com
25/06/2025
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galaxus.at
02/03/2025
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inside-digital.de
03/03/2025
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chinamobilemag.de
14/06/2025
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handyhase.de
21/03/2025
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smartzone.de
24/03/2025
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alza.at
03/03/2025
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Third-party reviews

Based on ratings from across the web.
Reviews last updated: August 2026 · How we calculate this

What we like about Xiaomi 15 Ultra (16GB + 512GB)

  • Exceptional and versatile quad-camera system, particularly for zoom, detail retention, and professional 'Pro' mode results.
  • Stunning, bright (3200-nit peak brightness) 6.73-inch WQHD+ AMOLED display with great color accuracy, smoothness, and outdoor visibility.
  • Top-tier performance from the Snapdragon 8 Elite processor, handling heavy gaming and multitasking without lag.
  • Fast charging capabilities (90W wired, 80W wireless) and generally solid battery life that lasts a full day of heavy use for most users.
  • Premium and ergonomic design, with a comfortable in-hand feel compared to some competitors.
  • High-quality stereo speakers offering clear, loud, and immersive audio.
  • The optional Photography Kit enhances the experience with a camera grip, extra battery, and physical controls.
  • Fast and reliable ultrasonic fingerprint sensor.

What we don't like about Xiaomi 15 Ultra (16GB + 512GB)

  • The massive and bulky camera bump makes the phone top-heavy, causes wobbling on flat surfaces, and can make it awkward to hold or fit into some accessories like gimbals or controllers.
  • Inconsistent camera performance in auto mode, often requiring manual adjustments or the 'Pro' mode to achieve the best results.
  • Relatively underwhelming battery longevity during heavy use (e.g., long video recording, photography trips) despite the large capacity.
  • Software (HyperOS) is considered somewhat plain, uninspired, and has a high learning curve with some hidden features or occasional minor bugs.
  • High price point and limited availability in some markets like the US.
  • Removal of the variable aperture feature present in its predecessor is a disappointment for advanced photographers.
  • Only offers four years of OS updates (and six years of security updates), which is less than some major competitors.

Verdict

The Xiaomi 15 Ultra (16GB + 512GB) is a premium flagship smartphone featuring the powerful Snapdragon® 8 Elite Mobile Platform processor, 16GB of LPDDR5X RAM, and 512GB of UFS 4.1 storage. Its standout characteristic is the sophisticated Leica quad-camera system (50MP main, 50MP ultrawide, 50MP 3x telephoto, 200MP 4.3x telephoto) with a large 1-inch main sensor, which provides superior photography and zoom capabilities. The phone boasts a stunning 6.73-inch WQHD+ LTPO AMOLED display with a 1-120Hz adaptive refresh rate and an ultra-bright 3200 nits peak brightness, protected by Xiaomi Shield Glass 2.0. Pros include excellent performance, an immersive and vibrant display, great battery life from its 5410mAh battery, fast 90W wired and 80W wireless charging, and an IP68 water and dust resistance rating. Primary cons tend to be its substantial bulk and weight, potentially convoluted HyperOS software with some bloatware, and average video quality compared to some competitors.

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