Xiaomi Mi 10 Ultra vs Xiaomi Xiaomi 15
Better figure, where one is clearly better
| XiaomiMi 10 Ultra | XiaomiXiaomi 15 | |
|---|---|---|
| Overview | ||
| Released | August 2020 | October 2024 |
| Display | ||
| Screen size | 6.67″ | 6.36″ |
| Resolution | 2340 × 1080 | 2670 × 1200 (better) |
| Sharpness | 386 pixels per inch | 460 pixels per inch (better) |
| Panel | OLED | OLED |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,120 nits | 3,200 nits (better) |
| Display type | 10-bit AMOLED with Gorilla Glass 5. | CrystalRes AMOLED with 1–120 Hz adaptive refresh, 68 billion colours and DCI-P3 |
| Pixel density | – | 460 ppi |
| Brightness detail | 800 nits in high-brightness mode and 1,120 nits peak. | 3,200 nits peak covering 25% of the screen |
| Always-on display | – | Always-active Display with adaptive brightness and refresh as low as 1 Hz; weather display supported |
| Screen protection | – | Xiaomi Shield Glass |
| Display features | HDR10+ and 240 Hz touch sampling. | DC dimming, 300 Hz touch sampling, Original Colour PRO, Pro HDR, wet touch, HDR10, HDR10+, Dolby Vision and TÜV low-blue-light, flicker-free and circadian-friendly certifications |
| Performance | ||
| Chip | Qualcomm Snapdragon 865 | Qualcomm Snapdragon 8 Elite |
| Memory | 8 GB – 16 GB (better) | 12 GB |
| Storage | 128 GB, 256 GB, 512 GB | 256 GB, 512 GB |
| CPU | Eight-core Kryo 585 CPU, up to 2.84 GHz; 7 nm FFP process. | 3 nm Qualcomm Oryon CPU; two prime cores up to 4.32 GHz and six performance cores up to 3.53 GHz |
| GPU | Adreno 650, up to 587 MHz. | Qualcomm Adreno GPU; maker gives no numeric suffix |
| AI engine | – | Qualcomm AI engine |
| Storage type | LPDDR5 and UFS 3.1; no microSD expansion (Notebookcheck). | LPDDR5X RAM at 8,533 Mbps and UFS 4.0 storage; UK 12 GB/256 GB or 12 GB/512 GB |
| Cooling | – | Xiaomi Wing-type IceLoop system |
| Cameras | ||
| Main camera | 48 MP | 50 MP (better) |
| Ultra wide camera | 20 MP | 50 MP |
| Telephoto camera | 48 MP | 50 MP |
| Optical zoom | 5× (better) | 2.6× |
| Front camera | 20 MP | 32 MP (better) |
| Main camera | f/1.85, 1/1.32-inch sensor, optical stabilisation, eight-element lens and 2.4 µm pixels with four-pixel binning; dual native ISO Fusion HDR. | Leica Summilux, Light Fusion 900, 50 MP, f/1.62, OIS, 23 mm equivalent focal length, 1/1.31-inch sensor, seven-element lens and 4-in-1 binning to 2.4 µm pixels |
| Ultra wide camera | f/2.2, 128° field of view and 12 mm equivalent focal length. | Leica 50 MP, f/2.2, 14 mm equivalent focal length, 115° field of view and six-element lens |
| Telephoto camera | f/4.1, optical stabilisation and 120 mm equivalent focal length. The maker's footnote confirms 5× optical zoom; its headline 10× equivalent claim and 120× digital zoom are not optical ratios. | Leica floating 50 MP, f/2.0, OIS, 60 mm equivalent focal length and six-element lens; focusing from 10 cm to infinity |
| Front camera | – | 32 MP, f/2.0, 21 mm equivalent focal length and 90° field of view |
| Zoom | – | 2.6× optical telephoto identified by Tech Advisor and Expert Reviews; maker lists 23 mm main and 60 mm telephoto and up to 60× digital zoom |
| Video recording | Rear 8K at 24 fps, 4K at 30/60 fps, 1080p at 30/60 fps and 720p at 30 fps. Slow motion at 720p or 1080p at 120/240/960 fps. Maker's 8K frame rate takes precedence over Notebookcheck's conflicting 30 fps listing. | 8K at 24/30 fps; 4K at 24/30/60 fps; Full HD at 30/60 fps; HD at 30 fps; Dolby Vision HDR and 10-bit log; slow motion HD at 120/240/480/960/1,920 fps or Full HD at 120/240/960 fps |
| Front video | 1080p or 720p at 30 fps; 720p slow motion at 120 fps; electronic stabilisation. | 4K or Full HD at 30/60 fps, HD at 30 fps; HDR10+ video, teleprompter and time-lapse selfie |
| Camera features | Additional 12 MP f/2.0 portrait camera with 2× optical zoom, 50 mm equivalent focal length, 1.4 µm pixels and dual-pixel autofocus; laser autofocus sensor. | Leica Authentic and Vibrant styles, Leica filters, ProFocus motion and eye tracking, Lightning Burst, Dynamic Shots, master portraits, night and 50 MP modes on all rear cameras, macro, Fastshot, Supermoon, RAW/DNG/HEIF/JPEG, Movie mode, ShootSteady, Dual Video and Ultra Night Video |
| Battery and charging | ||
| Battery | 4,500 mAh | 5,240 mAh (better) |
| Wired charging | Up to 120 W (better) | Up to 90 W |
| Wireless charging | Up to 50 W | Up to 50 W |
| Battery life detail | 4,500 mAh equivalent typical and 4,360 mAh equivalent minimum capacity; two 2,250 mAh typical cells in series. Non-removable graphene-based lithium-ion battery. | 5,240 mAh typical UK Xiaomi Surge Battery; maker laboratory claim of up to 25 hours video playback and approximately 80% capacity after 1,600 cycles; Surge P3 charging and G1 battery-management chips |
| Wired charging | 120 W maximum; phone supports Quick Charge 5. Included 120 W adapter supports Quick Charge 4+ and USB Power Delivery 3.0 with backwards compatibility. | 90 W HyperCharge; QC3+, QC3.0, QC2.0, PD3.0, PD2.0 and MI FC 2.0; separate Xiaomi 90 W adaptor recommended |
| Wireless charging | 50 W maximum wireless and 10 W reverse wireless charging. | 50 W wireless HyperCharge with compatible Xiaomi wireless charging set sold separately |
| Design | ||
| Type | Standard | Standard |
| Weight | 221.8 g | 191 g (better) |
| Thickness | 9.45 mm | 8.08 mm (better) |
| Height × width | 162.38 × 75.04 mm | 152.3 × 71.2 mm |
| Water and dust resistance | – | IP68 |
| Materials | Glass front and back with metal frame. The maker explicitly says the ceramic-black version uses coated glass rather than a ceramic back. | 6M42 high-strength aluminium frame and glass back; Liquid Silver uses heat-moulded glass with wave texture and a plated aluminium frame |
| Colours | Transparent edition, ceramic black and bright silver; translated from the maker's Chinese specification. | Black, White, Green and Liquid Silver; main dimensions and weight are for Black/White/Green, while Liquid Silver is 8.48 mm thick and weighs 192 g |
| Water resistance detail | – | IP68; maker test in static freshwater at 1.5 m for 30 minutes with temperature difference no greater than 5 K; resistance can decline with wear |
| Biometrics | In-display fingerprint reader; face unlock (Notebookcheck). | Ultrasonic in-display fingerprint reader and AI Face Unlock |
| Sensors | Infrared blaster, ultrasonic proximity, in-display ambient light, dual accelerometers, dual gyroscopes, compass, Hall sensor, barometer, rear colour-temperature sensor and laser autofocus. | Proximity, ambient light, accelerometer, gyroscope, electronic compass, IR blaster, laser-focus sensor, barometer and flicker sensor; X-axis linear vibration motor |
| Speakers | Stereo speakers (Android Authority and Notebookcheck); Hi-Res Audio certification. | Stereo speakers, Dolby Atmos, Hi-Res Audio and Hi-Res Wireless Audio |
| Microphones | – | Four-microphone array with surround sound recording |
| Software | ||
| Operating system | Android | Android |
| Software at launch | MIUI 12 based on Android 10. China-market software; Notebookcheck's review uses modified Xiaomi.eu firmware. | Xiaomi HyperOS 2; Android 15 confirmed by Tech Advisor and Expert Reviews |
| Software updates | – | Four Android version upgrades and six years of security updates reported at launch by Tech Advisor and Expert Reviews |
| AI features | – | Regional HyperAI writing, speech recognition, interpreter, search, dynamic wallpapers, creativity and image-editing tools, Google Gemini and Circle to Search; applicable features require internet access and updates |
| In the box | 120 W charger, USB-C cable, USB-C audio adapter, case, SIM tool and documents. August 2020 is the conservative first-sale month from Gizchina's actual China sale report; an exact maker-confirmed day remains unverified. | Phone, USB-C cable, SIM tool, protective case, safety information, quick-start guide, warranty card and desiccant; standard UK box excludes adaptor |
| Connectivity | ||
| Mobile network | China-market 5G SA/NSA and 4G. Published 5G bands n1/n3/n41/n78/n79; n1/n3 required an operator-dependent software update. Published LTE bands omit 20 and 28. | 5G SA/NSA, LTE, UMTS and GSM; 4×4 MIMO; Xiaomi Surge T1S tuner and antenna array |
| SIM | Dual nano-SIM; main SIM supports 5G, secondary SIM 4G. VoLTE and simultaneous services depend on the operator. | Dual nano-SIM, nano-SIM plus eSIM or dual eSIM; eSIM depends on region and carrier |
| Wi-Fi | Wi-Fi 6, 5 and 4; 2.4 and 5 GHz, 2×2 MIMO, Wi-Fi Direct and Miracast. | Wi-Fi 7/6E/6 capability depends on region and network; 2×2 MIMO, 8×8 sounding for MU-MIMO, Wi-Fi Direct and Miracast |
| Bluetooth | Bluetooth 5.1 with AAC, LDAC and LHDC. | Bluetooth 6.0, Dual-Bluetooth; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0 and LC3 |
| NFC | Multifunction NFC with China-market Mi Pay, supported transport cards and access-card services. | Supported |
| USB | USB-C with USB 2.0 data; no 3.5 mm socket (Notebookcheck). | USB-C, USB 3.2 Gen 1 |
| Positioning | – | GPS L1/L5, Galileo E1/E5a, GLONASS G1, BeiDou, QZSS L1/L5 and NavIC L5; assisted positioning |
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