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Xiaomi Xiaomi 15 vs Xiaomi Xiaomi 17

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

XiaomiXiaomi 15XiaomiXiaomi 17
Overview
ReleasedOctober 2024February 2026
Display
Screen size6.36″6.3″
Resolution2670 × 12002656 × 1220
Sharpness460 pixels per inch464 pixels per inch
PanelOLEDOLED
Refresh rate120 Hz120 Hz
Peak brightness3,200 nits3,500 nits
Display typeCrystalRes AMOLED with 1–120 Hz adaptive refresh, 68 billion colours and DCI-P36.3-inch CrystalRes OLED
Pixel density460 ppi460 ppi
Brightness detail3,200 nits peak covering 25% of the screen3,500 nits multi-scenario peak brightness
Always-on displayAlways-active Display with adaptive brightness and refresh as low as 1 Hz; weather display supported–
Screen protectionXiaomi Shield GlassXiaomi Shield Glass
Display featuresDC 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 certifications1–120 Hz refresh; 12-bit colour depth; DCI-P3; HDR10+ and Dolby Vision; up to 300 Hz touch sampling; wet touch; TÜV Rheinland Low Blue Light, Flicker Free and Circadian Friendly certified
Performance
ChipQualcomm Snapdragon 8 EliteSnapdragon 8 Elite Gen 5
Memory12 GB12 GB
Storage256 GB, 512 GB256 GB, 512 GB
CPU3 nm Qualcomm Oryon CPU; two prime cores up to 4.32 GHz and six performance cores up to 3.53 GHz2 prime cores up to 4.6 GHz and 6 performance cores up to 3.62 GHz; 3 nm
GPUQualcomm Adreno GPU; maker gives no numeric suffixAdreno GPU
AI engineQualcomm AI engineQualcomm AI Engine
Storage typeLPDDR5X RAM at 8,533 Mbps and UFS 4.0 storage; UK 12 GB/256 GB or 12 GB/512 GBUFS 4.1; LPDDR5X RAM
CoolingXiaomi Wing-type IceLoop systemXiaomi 3D IceLoop system
Cameras
Main camera50 MP50 MP
Ultra wide camera50 MP50 MP
Telephoto camera50 MP50 MP
Optical zoom2.6×2.6×
Front camera32 MP50 MP
Main cameraLeica 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 pixels50 MP Light Fusion 950, 1/1.31-inch sensor, ƒ/1.67, 23 mm equivalent, OIS
Ultra wide cameraLeica 50 MP, f/2.2, 14 mm equivalent focal length, 115° field of view and six-element lens50 MP OV50M, ƒ/2.4, 17 mm equivalent, 102° field of view
Telephoto cameraLeica floating 50 MP, f/2.0, OIS, 60 mm equivalent focal length and six-element lens; focusing from 10 cm to infinity50 MP Samsung JN5 floating telephoto, ƒ/2.0, 60 mm equivalent, OIS; focuses down to 10 cm
Front camera32 MP, f/2.0, 21 mm equivalent focal length and 90° field of view50 MP OV50M, ƒ/2.2, 21 mm equivalent, autofocus
Zoom2.6× optical telephoto identified by Tech Advisor and Expert Reviews; maker lists 23 mm main and 60 mm telephoto and up to 60× digital zoom2.6× optical telephoto; digital zoom up to 60×
Video recording8K 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 fps8K at 30 fps; 4K Dolby Vision at 30 or 60 fps; Log up to 4K 60 fps
Front video4K or Full HD at 30/60 fps, HD at 30 fps; HDR10+ video, teleprompter and time-lapse selfie4K at 30 or 60 fps; Dolby Vision
Camera featuresLeica 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 VideoLeica Authentic and Vibrant looks; ProFocus subject tracking; Lightning Burst; telephoto macro
Battery and charging
Battery5,240 mAh6,330 mAh
Video playback (maker's claim)–Up to 29.2 hours
Wired chargingUp to 90 WUp to 100 W
Wireless chargingUp to 50 WUp to 50 W
Battery life detail5,240 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 chips6,330 mAh typical Xiaomi Surge silicon-carbon battery; up to 29.2 hours video playback in Xiaomi's test
Wired charging90 W HyperCharge; QC3+, QC3.0, QC2.0, PD3.0, PD2.0 and MI FC 2.0; separate Xiaomi 90 W adaptor recommended100 W HyperCharge; QC and USB PD supported; power adapter not included
Wireless charging50 W wireless HyperCharge with compatible Xiaomi wireless charging set sold separately50 W wireless HyperCharge; charger sold separately
Charges other devices–22.5 W wired reverse charging
Design
TypeStandardStandard
Weight191 g191 g
Thickness8.08 mm8.06 mm
Height × width152.3 × 71.2 mm151.1 × 71.8 mm
Water and dust resistanceIP68IP68
Materials6M42 high-strength aluminium frame and glass back; Liquid Silver uses heat-moulded glass with wave texture and a plated aluminium frameAluminium frame
ColoursBlack, 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 gAlpine Pink, Ice Blue, Black, Venture Green
Water resistance detailIP68; maker test in static freshwater at 1.5 m for 30 minutes with temperature difference no greater than 5 K; resistance can decline with wearIP68; tested in static fresh water up to 4 m for 30 minutes
BiometricsUltrasonic in-display fingerprint reader and AI Face UnlockUltrasonic in-screen fingerprint sensor; AI face unlock
SensorsProximity, ambient light, accelerometer, gyroscope, electronic compass, IR blaster, laser-focus sensor, barometer and flicker sensor; X-axis linear vibration motorProximity, ambient light, accelerometer, gyroscope, compass, IR blaster, flicker, laser focus, barometer and Hall sensors
SpeakersStereo speakers, Dolby Atmos, Hi-Res Audio and Hi-Res Wireless AudioStereo speakers; Dolby Atmos
MicrophonesFour-microphone array with surround sound recordingFour microphones
Software
Operating systemAndroidAndroid
Software at launchXiaomi HyperOS 2; Android 15 confirmed by Tech Advisor and Expert ReviewsXiaomi HyperOS 3
Software updatesFour Android version upgrades and six years of security updates reported at launch by Tech Advisor and Expert Reviews–
AI featuresRegional 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 updatesXiaomi HyperAI; Circle to Search with Google; Google Gemini
In the boxPhone, USB-C cable, SIM tool, protective case, safety information, quick-start guide, warranty card and desiccant; standard UK box excludes adaptorPhone, USB-C cable, SIM eject tool, protective case, safety information, quick start guide and warranty card; no power adapter
Connectivity
Mobile network5G SA/NSA, LTE, UMTS and GSM; 4×4 MIMO; Xiaomi Surge T1S tuner and antenna array5G and 4G LTE; 4×4 MIMO
SIMDual nano-SIM, nano-SIM plus eSIM or dual eSIM; eSIM depends on region and carrierDual nano-SIM, nano-SIM plus eSIM, or dual eSIM; availability depends on region and network
Wi-FiWi-Fi 7/6E/6 capability depends on region and network; 2×2 MIMO, 8×8 sounding for MU-MIMO, Wi-Fi Direct and MiracastWi-Fi 7; Multi-Link Operation; 2×2 MIMO
BluetoothBluetooth 6.0, Dual-Bluetooth; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0 and LC3Bluetooth 6.0; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0, LC3 and MIHC
NFCSupportedYes
USBUSB-C, USB 3.2 Gen 1USB-C, USB 3.2 Gen 1
PositioningGPS L1/L5, Galileo E1/E5a, GLONASS G1, BeiDou, QZSS L1/L5 and NavIC L5; assisted positioningDual-band GPS, Galileo, GLONASS, BeiDou, QZSS and NavIC

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