Xiaomi 15 Ultra vs Xiaomi Poco M8 Pro 5G
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Compared 2 smartphones : Xiaomi 15 Ultra Manufactured in February, 2025, with display 6.73 with chipsetQualcomm Snapdragon 8 Elite, vs Xiaomi Poco M8 Pro 5G, Manufactured in January, 2026 with chipsetQualcomm Snapdragon 7s Gen 4. Below are specs, tests, pros and cons for each device
Key Differences
Reasons to choose Xiaomi 15 Ultra
- Higher pixel density: 522ppi
- Newer Bluetooth version: 6.0 vs 5.4
- Supports newer USB: 3.2 vs 2
- Supports DisplayPort
- Built-in eSIM
- Includes charger
Reasons to choose Xiaomi Poco M8 Pro 5G
- Larger display: 6.83in
- Lighter design: 206g vs 226g
- Higher battery capacity: 6500mAh vs 5410mAh
Versions
| Memory Options | - 12/256 GB - 16/512 GB - 16/1024 GB |
- 8/256 GB - 12/512 GB |
Review
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
Adjust each parameter’s importance to find the best match for you.
Tests & specs
Specs & test comparisonDisplay
| Type | AMOLED | AMOLED |
| Size | 6.73 in | 6.83 in |
| Resolution | 1440x3200 pixels | 1280x2772 pixels |
| Aspect ratio | 20:9 | 19.5:9 |
| Pixel density | 522 ppi | 447 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Adaptive refresh rate | Yes (1-120 Hz) | Yes (60-120 Hz) |
| Max brightness | n/a | 1800 nits |
| HDR support | Yes Dolby Vision | Yes, Dolby Vision |
| Touch Sampling Rate | 300 Hz | n/a |
| Screen-to-body ratio | 90 % | 89.5 % |
| Features | - DCI-P3 - Always-On Display - DC dimming |
- DCI-P3 - Always-On Display - DC dimming |
| sRGB gamut | 99.7 % | n/a |
| PWM (Flicker) | 120 Hz | n/a |
| Response time | 1 ms | n/a |
| Contrast | ∞ Infinite | n/a |
Design & Build
| Height | 161.3 mm (6.35 in) | 163.34 mm (6.43 in) |
| Width | 75.3 mm (2.96 in) | 78.31 mm (3.08 in) |
| Thickness | 9.35 mm (0.37 in) | 8.3 mm (0.33 in) |
| Weight | 226 g (7.97 oz) | 206 g (7.27 oz) |
| Water resistance | IP68 | IP69 |
| Cooling system | Vapor chamber | n/a |
| Back panel | Glass | Plastic |
| Frame | Metal | n/a |
| Colors | - White - Black - Silver - Green |
- Black - Silver - Green |
| Fingerprint sensor | Yes In-Display | Yes, In-Display |
Screen-to-body ratio
Performance
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 7s Gen 4 |
| Max Frequency | 4320 MHz | 2700 MHz |
| CPU Cores | 8 (2 + 6) | 8 (1 + 3 + 4) |
| Architecture | - 6/3.53 (Oryon (Phoenix M)) - 2/4.32 (Oryon (Phoenix L)) |
- 4/1.8 (Kryo Silver (Cortex-A520)) - 3/2.4 (Kryo Gold (Cortex-A720)) - 1/2.7 (Kryo Prime (Cortex-A720)) |
| Process | TSMC | TSMC |
| Transistor Size | 3 nm | 4 nm |
| Neural Processor | Hexagon | Yes |
| Graphics | Adreno 830 | Adreno 810 |
| GPU Cores | 1536 | 256 |
| GPU Frequency | 1100 MHz | 895 MHz |
| FLOPS | 3379.2 GFLOPS | 458.2 GFLOPS |
| Geekbench 6 (Single-Core) | 3008 | 1249 |
| Geekbench 6 (Multi-Core) | 9065 | 3288 |
| CPU | 558586 | 277639 |
| GPU | 1040161 | 237833 |
| Memory | 520300 | 172711 |
| UX | 425326 | 188800 |
| NanoReview Score | 2544373 | 876983 |
Memory
| RAM Size | 12 GB | 8 GB |
| Memory Type | LPDDR5X | LPDDR4X |
| Memory Frequency | 5333 MHz | 2133 MHz |
| Channels | 2 | 2 |
| Storage Capacity | 256 GB | 256 GB |
| Storage Type | UFS 4.1 | UFS 2.2 |
| Memory Card | No | No |
Software
| OS | Android 15 | Android 15 |
| OS Size | 23.9 GB | n/a |
| UI Skin | HyperOS 2.0 | HyperOS 2.0 |
Battery
| Volume | 5410 mAh | 6500 mAh |
| Max Charging Power | 90 W | 100 W |
| Battery Type | Silicon Carbon (Si/C) | Silicon Carbon (Si/C) |
| Removable | No | No |
| Wireless Charging | Yes (80 W) | No |
| Reverse Charging | Yes (Wireless) | Yes |
| Fast Charging | Yes (72% in 30 min) | Yes (89% in 30 min) |
| Full Charge Time | 0:51 h | 0:47 h |
| Web Browsing | 12:19 h | 11:39 h |
| Video Playback | 18:43 h | 21:38 h |
| Games | 06:45 h | 06:48 h |
| Standby Mode | 141 h | 128 h |
Main camera
| Matrix | 50 MP | 50 MP |
| Photo resolution | 8192x6144 pixels | 8192x6144 pixels |
| Zoom | Optical, 4.3x | Digital |
| Flash | Dual LED | LED |
| Stabilization | Optical | Optical |
| 8K Recording | Yes (Up to 30 fps) | No |
| 4K Recording | Yes (Up to 120 fps) | Yes (Up to 30 fps) |
| 1080p Recording | Yes (Up to 60 fps) | Yes (Up to 60 fps) |
| Slow Motion | 1920 fps (1080p) | 240 fps (720p) |
| Wide-angle lens | 115 ° | 120 ° |
| Lenses count | Standard: 50 MP Telephoto: 200 MP Telephoto: 50 MP Ultra-wide: 50 MP Depth |
Standard: 50 MP Ultra-wide: 8 MP |
| Features | - Bokeh effect - Pro mode - RAW support |
- Bokeh effect - Pro mode |
| Matrix | 50 MP | 50 MP |
| Aperture | f/1.63 | f/1.6 |
| Focal length | 23 mm | 24 mm |
| Sensor | Sony LYT-900 | n/a |
| Sensor size | 1/1.0 | 1/1.55 (0.65) |
| Pixel size | 1.6 μm | 1 μm |
| Autofocus | Laser autofocus | Phase autofocus (Dual Pixel) |
| Stabilization | Optical | Optical |
| Matrix | 200 MP | n/a |
| Aperture | f/2.6 | n/a |
| Focal length | 100 mm | n/a |
| Sensor | Samsung ISOCELL S5KHP9 | n/a |
| Sensor size | 1/1.4 | n/a |
| Pixel size | 0.56 μm | n/a |
| Stabilization | Optical | n/a |
| Matrix | 50 MP | 8 MP |
| Aperture | f/2.2 | f/2.4 |
| Focal length | 14 mm | 15 mm |
| Sensor | Samsung S5KJN5 | n/a |
| Sensor size | 1/2.76 | 1/4 (0.25) |
| Pixel size | 0.64 μm | 1.12 μm |
| Stabilization | Digital | Digital |
| Bokeh | 80 | n/a |
| Preview | 89 | n/a |
Front camera
| Matrix | 32 MP | 32 MP |
| Photo resolution | 6528x4896 pixels | n/a |
| Aperture | f/2.0 | f/2.2 |
| Focal length | 22 mm | n/a |
| Sensor | Omnivision OV32B | Omnivision OV32D |
| Sensor size | 1/3.14 | 1/3.6 (0.28) |
| Pixel size | 0.7 μm | 0.61 μm |
| Autofocus | No | No |
| Stabilization | Digital | Digital |
| Video resolution | 2160p (4K) at 60 fps | 1080p (Full HD) at 60 fps |
| TOF 3D sensor | No | No |
Connectivity
| Wi-Fi version | Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) | Wi-Fi 6E (802.11 a/b/g/n/ac/ax) |
| Wi-Fi features | - Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
- Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display |
| Bluetooth version | 6.0 | 5.4 |
| Bluetooth features | LE | LE |
| USB type | USB Type-C | USB Type-C |
| USB version | 3.2 | 2 |
| USB features | - Charging - USB Storage Mode - OTG |
- Charging - USB Storage Mode - OTG |
| DisplayPort | Yes | No |
| GPS | - GPS - GLONASS - Beidou - Galileo - QZSS - NAVIC |
- GPS - GLONASS - Beidou - Galileo - QZSS |
| NFC* | Yes | Varies by region |
| Infrared Port | Yes | Yes |
| SIM Count* | 2 | 2 |
| SIM Type | Nano | Nano |
| SIM Mode | Dual SIM Standby | Dual SIM Standby |
| eSIM Support * | Yes | No |
| Hybrid Slot | No | No |
| 2G Bands | GSM 2/3/5/8 | n/a |
| 3G Bands | WCDMA 1/2/4/5/6/8/19 | n/a |
| LTE Bands* | LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66) | n/a |
| 5G Support | Yes | Yes |
Sound
| 3.5 mm Jack | No | No |
| FM Radio | No | No |
| Dolby Atmos | Yes | Yes |
Other
| Class | Flagship | Mid-range |
| Announced | February, 2025 yr | January, 2026 yr |
| Release Date | February, 2025 yr | January, 2026 yr |
| MSRP ($) | 1099 | 299 |
| Sensors | - Barometer - Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
- Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor |
| Charger Included | Yes 90 W | n/a |
Note
Xiaomi 15 Ultra:
The Chinese version of the Xiaomi 15 Ultra has a 6000 mAh battery, while the international model comes with 5410 mAh, leading to a noticeable difference in battery life.
*
Attention!
Config, frequencies, NFC, and other specs may vary by region.
Results
After analyzing the data, we consider Xiaomi 15 Ultra the clear winner in this comparison.
Survey
Total Votes: 0
