Xiaomi Xiaomi 12 vs Xiaomi Xiaomi 17 Ultra
Better figure, where one is clearly better
| XiaomiXiaomi 12 | XiaomiXiaomi 17 Ultra | |
|---|---|---|
| Overview | ||
| Released | December 2021 | March 2026 |
| Display | ||
| Screen size | 6.28″ | 6.9″ |
| Resolution | 2400 × 1080 | 2608 × 1200 (better) |
| Sharpness | 419 pixels per inch (better) | 416 pixels per inch |
| Panel | OLED | LTPO OLED |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | – | 3,500 nits |
| Display type | AMOLED DotDisplay; 20:9 aspect ratio | 6.9-inch Xiaomi HyperRGB OLED display, 2608 × 1200 |
| Brightness detail | – | 3,500 nits multi-scenario peak brightness |
| Screen protection | Corning Gorilla Glass Victus | Xiaomi Shield Glass 3.0 |
| Display features | Up to 480 Hz touch sampling; over 68 billion colours; DCI-P3 gamut; JNCD approximately 0.61, Delta E approximately 0.59; 5,000,000:1 contrast; HDR10+, Dolby Vision, 360° ambient light sensing and DisplayMate A+ | 1–120 Hz refresh; touch sampling up to 300 Hz; DCI-P3; 12-bit colour depth; eye-care DC dimming; HDR10+ and Dolby Vision; wet touch; TÜV Rheinland Low Blue Light (hardware), Flicker Free and Circadian Friendly certified |
| Performance | ||
| Chip | Qualcomm Snapdragon 8 Gen 1 | Snapdragon 8 Elite Gen 5 |
| Memory | 8 GB – 12 GB | 16 GB (better) |
| Storage | 128 GB, 256 GB | 512 GB, 1 TB (better) |
| CPU | 4 nm process; one Cortex-X2-based core at 3.0 GHz, three Cortex-A710-based cores at 2.5 GHz and four Cortex-A510-based cores at 1.8 GHz | 2 prime cores up to 4.6 GHz and 6 performance cores up to 3.62 GHz; 3 nm |
| GPU | Qualcomm Adreno; model number not published on the maker sheet | Adreno GPU |
| AI engine | Seventh-generation Qualcomm AI Engine | – |
| Storage type | LPDDR5 RAM and UFS 3.1 storage; 12 GB/256 GB configuration is for other markets, with UK configurations using 8 GB RAM | UFS 4.1; LPDDR5X RAM |
| Cooling | LiquidCool Technology with vapour chamber, graphite sheets and boron nitride film | Xiaomi 3D Dual-Channel IceLoop system |
| Cameras | ||
| Main camera | 50 MP | 50 MP |
| Ultra wide camera | 13 MP | 50 MP |
| Telephoto camera | None | 200 MP |
| Optical zoom | None | 4.3× (better) |
| Front camera | 32 MP | 50 MP (better) |
| Main camera | 50 MP, 1/1.56-inch sensor, ƒ/1.88, OIS; 1 µm pixels and 4-in-1 2 µm Super Pixels | 50 MP Light Fusion 1050L, 1″ sensor, 3.2 µm 4-in-1 pixels, ƒ/1.67, 23 mm equivalent, OIS; Leica Summilux lens |
| Ultra wide camera | 13 MP, ƒ/2.4, 123° field of view | 50 MP Samsung JN5, 1/2.75″ sensor, ƒ/2.2, 14 mm equivalent, 115° field of view |
| Telephoto camera | – | 200 MP Samsung HPE, 1/1.4″ sensor, 2.24 µm 16-in-1 pixels, ƒ/2.39–ƒ/2.96, 75–100 mm equivalent continuous optical zoom, OIS |
| Front camera | 32 MP, ƒ/2.45 | 50 MP OV50M, 1/2.87″ sensor, ƒ/2.2, 21 mm equivalent, 90° field of view, autofocus |
| Zoom | – | Continuous optical zoom from 75 to 100 mm (about 3.2× to 4.3× the 23 mm main camera); digital zoom up to 120× |
| Video recording | 8K at 24 fps; 4K at 30 or 60 fps; 1080p at 30 or 60 fps; 720p at 30 fps; slow motion at 120, 240, 480, 960 or 1,920 fps | 8K at 30 fps; 4K Dolby Vision at 30, 60 or 120 fps; Log up to 4K 120 fps with ACES; slow motion up to 1080p 1,920 fps; ShootSteady up to 2.8K 60 fps; night video up to 4K 24 fps |
| Front video | 1080p at 30 or 60 fps; 720p at 30 fps; 720p slow motion at 120 fps | 4K Dolby Vision at 30 or 60 fps; 1080p Dolby Vision at 30 or 60 fps; slow motion up to 1080p 120 fps |
| Camera features | 5 MP telemacro, ƒ/2.4, autofocus from 3–7 cm; ProFocus motion/eye tracking and motion capture, night modes, photo clones, timed burst, document mode, HDR and Google Lens; AI cinema, Ultra Night Video, Vlog, dual video and video log | Leica Authentic and Vibrant looks; Xiaomi ProFocus; Lightning Burst; 200 MP telephoto mode; Super Macro; Live Cinematography; four-microphone array; laser focus and flicker sensors |
| Battery and charging | ||
| Battery | 4,500 mAh | 6,000 mAh (better) |
| Wired charging | Up to 67 W | Up to 90 W (better) |
| Wireless charging | Up to 50 W | Up to 50 W |
| Battery life detail | 4,500 mAh typical; Xiaomi AdaptiveCharge | – |
| Wired charging | 67 W charger included | 90 W HyperCharge; QC3+, PD3.0 and 90 W PPS (charger not included) |
| Wireless charging | – | 50 W wireless HyperCharge (charger sold separately) |
| Charges other devices | 10 W reverse wireless charging | – |
| Design | ||
| Type | Standard | Standard |
| Weight | 180 g (better) | 218.4 g |
| Thickness | 8.16 mm (better) | 8.29 mm |
| Height × width | 152.7 × 69.9 mm | 162.9 × 77.6 mm |
| Water and dust resistance | – | IP68 |
| Stylus | – | No |
| Colours | Grey, Blue and Purple | Black, White, Starlit Green (Starlit Green weighs 219 g) |
| Water resistance detail | – | IP68, tested in fresh water up to 6 m deep for up to 30 minutes; not advised for beach or pool use |
| Biometrics | In-screen fingerprint sensor and AI face unlock | Ultrasonic in-screen fingerprint sensor; AI face unlock |
| Sensors | Proximity, ambient light, accelerometer, gyroscope, compass, X-axis linear motor, IR blaster and flicker sensor | Proximity, ambient light, accelerometer, gyroscope, electronic compass, IR blaster, flicker, laser focus, barometer, Hall; X-axis linear vibration motor |
| Speakers | Stereo speakers; SOUND BY Harman Kardon and Dolby Atmos | Stereo speakers; Dolby Atmos; Hi-Res and Hi-Res Audio Wireless |
| Software | ||
| Operating system | Android | Android |
| Software at launch | MIUI 13 based on Android 12 | Xiaomi HyperOS 3 |
| AI features | – | Xiaomi HyperAI (AI Writing, AI Speech Recognition, AI Interpreter, AI Search); Circle to Search with Google; Google Gemini |
| In the box | Phone, adapter, USB-C cable, SIM tool, protective case, quick start guide and warranty card | Phone, USB-C cable, SIM eject tool, protective case, safety information, quick start guide and warranty card (no charger) |
| Connectivity | ||
| Satellite messaging | – | No |
| Mobile network | 5G NSA/SA n1/3/5/7/8/20/28/38/40/41/66/77/78/79; LTE FDD B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28/32/66 and TDD B38/39/40/41/42/48; WCDMA B1/2/4/5/6/8/19; GSM 850/900/1800/1900 MHz; 4×4 MIMO | 5G SA and NSA; 4G LTE; 4×4 MIMO |
| SIM | Dual SIM; availability varies by region | Nano-SIM + nano-SIM, nano-SIM + eSIM, or dual eSIM |
| Wi-Fi | Wi-Fi 6; Wi-Fi 6E availability varies by region and may require an OTA update; availability depends on the local network | Wi-Fi 7 with Multi-Link Operation, 2×2 MIMO |
| Bluetooth | Bluetooth 5.2 | Bluetooth 6.0, Dual-Bluetooth; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0, LC3 and MIHC |
| NFC | Supported; Google Pay availability varies by market | Yes |
| USB | USB-C | – |
| Positioning | GPS L1/L5, Galileo E1/E5a, GLONASS G1, BeiDou and NavIC L5; A-GNSS, compass and network positioning | GPS (L1+L5), Galileo (E1+E5a), GLONASS (G1), Beidou, QZSS (L1+L5), NavIC (L5) |
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