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Xiaomi POCO F7 Ultra vs Xiaomi Xiaomi 15

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

Better figure, where one is clearly better

XiaomiPOCO F7 UltraXiaomiXiaomi 15
Overview
ReleasedMarch 2025October 2024
Display
Screen size6.67″6.36″
Resolution3200 × 14402670 × 1200
Sharpness526 pixels per inch460 pixels per inch
PanelOLEDOLED
Refresh rate120 Hz120 Hz
Peak brightness3,200 nits3,200 nits
Display typeWQHD+ Flow AMOLED DotDisplay, 12-bit colour, 68 billion colours and 5,000,000:1 contrastCrystalRes AMOLED with 1–120 Hz adaptive refresh, 68 billion colours and DCI-P3
Pixel density526 ppi460 ppi
Brightness detail1,800 nits high-brightness mode; 3,200 nits peak covering 25% of the screen3,200 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 protectionPOCO Shield GlassXiaomi Shield Glass
Display featuresDCI-P3, HDR10+, Dolby Vision, circular polarisation, up to 3,840 Hz PWM dimming, 16,000 brightness levels, 480 Hz touch sampling and 2,560 Hz instant touch sampling in Game Turbo; Original Colour PRO, Pro HDR and TÜV low-blue-light, flicker-free and circadian-friendly certifications; AI glove touch depends on glove material and conditionsDC 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
ChipQualcomm Snapdragon 8 EliteQualcomm Snapdragon 8 Elite
Memory12 GB – 16 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 GHz3 nm Qualcomm Oryon CPU; two prime cores up to 4.32 GHz and six performance cores up to 3.53 GHz
GPUQualcomm Adreno GPU; maker does not publish a numeric suffix; dedicated 12 nm VisionBoost D7 assists supported games with 120 fps frame interpolation, 2K super resolution and Game HDR, and selected YouTube/Netflix video scenariosQualcomm Adreno GPU; maker gives no numeric suffix
AI engineQualcomm AI engineQualcomm AI engine
Storage typeLPDDR5X RAM; 12 GB/256 GB or 16 GB/512 GB; UFS 4.1 released through regional software updatesLPDDR5X RAM at 8,533 Mbps and UFS 4.0 storage; UK 12 GB/256 GB or 12 GB/512 GB
CoolingLiquidCool Technology 4.0, 5,400 mm² 3D dual-channel IceLoop system with separate processor and camera loops, 15 temperature sensors and WildBoost Optimisation 4.0Xiaomi Wing-type IceLoop system
Cameras
Main camera50 MP50 MP
Ultra wide camera32 MP50 MP
Telephoto camera50 MP50 MP
Optical zoom2.5×2.6×
Front camera32 MP32 MP
Main cameraLight Fusion 800, 50 MP, f/1.6, 1/1.55-inch sensor, six-element lens, OIS and 4-in-1 binning to 2.0 µm pixelsLeica 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 camera32 MP, f/2.2 and 120° field of viewLeica 50 MP, f/2.2, 14 mm equivalent focal length, 115° field of view and six-element lens
Telephoto camera50 MP floating lens, f/2.0, OIS, 60 mm equivalent focal length and focusing from 10 cm to infinityLeica floating 50 MP, f/2.0, OIS, 60 mm equivalent focal length and six-element lens; focusing from 10 cm to infinity
Front camera32 MP32 MP, f/2.0, 21 mm equivalent focal length and 90° field of view
Zoom2.5× optical telephoto; 120 mm in-sensor crop and 20× Ultra Zoom Beta are additional processing modes2.6× 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 recording8K at 24 fps; 4K at 24/30/60 fps; Full HD at 30/60 fps; HD at 30 fps; slow motion HD at 120/240/480/960/1,920 fps or Full HD at 120/240/960 fps8K 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 videoFull HD at 30/60 fps, HD at 30 fps and HD slow motion at 120 fps4K or Full HD at 30/60 fps, HD at 30 fps; HDR10+ video, teleprompter and time-lapse selfie
Camera featuresPOCO AISP processing, Dynamic Shots, motion capture and tracking focus, night, film camera, documents, portrait, Pro, HDR, panorama, Burst Shot Mode 2.0, long exposure, video teleprompter, Director Mode, Dual Video and ShootSteadyLeica 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
Battery5,300 mAh5,240 mAh
Wired chargingUp to 120 WUp to 90 W
Wireless chargingUp to 50 WUp to 50 W
Battery life detail5,300 mAh typical; maker laboratory claims 13.5 hours continuous use, over 15 hours video playback, over 10 hours navigation and at least 80% capacity after 1,600 cycles; Surge P3 charging and Surge G1 battery-management chips5,240 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 charging120 W HyperCharge; maker laboratory claim of full charge in 34 minutes; separate 120 W adaptor recommended90 W HyperCharge; QC3+, QC3.0, QC2.0, PD3.0, PD2.0 and MI FC 2.0; separate Xiaomi 90 W adaptor recommended
Wireless charging50 W wireless HyperCharge; maker laboratory claim of full charge in 75 minutes; wireless charger sold separately50 W wireless HyperCharge with compatible Xiaomi wireless charging set sold separately
Design
TypeStandardStandard
Weight212 g191 g
Thickness8.39 mm8.08 mm
Height × width160.26 × 74.95 mm152.3 × 71.2 mm
Water and dust resistanceIP68IP68
MaterialsMetal middle frame and glass back with gloss/matt finish6M42 high-strength aluminium frame and glass back; Liquid Silver uses heat-moulded glass with wave texture and a plated aluminium frame
ColoursBlack and YellowBlack, 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 detailIP68; maker test in static freshwater at 2.5 m for 30 minutes with temperature difference no greater than 5 K; resistance can decline with wearIP68; 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
BiometricsUltrasonic in-display fingerprint reader and AI Face UnlockUltrasonic in-display fingerprint reader and AI Face Unlock
SensorsProximity, ambient light, accelerometer, electronic compass, gyroscope, IR blaster and flicker sensor; X-axis linear vibration motorProximity, ambient light, accelerometer, gyroscope, electronic compass, IR blaster, laser-focus sensor, barometer and flicker sensor; X-axis linear vibration motor
SpeakersStereo speakers, Hi-Res Audio, Hi-Res Wireless Audio and Dolby Atmos; AI Super Cinema applies to selected video apps and excludes encrypted or HDR videoStereo speakers, Dolby Atmos, Hi-Res Audio and Hi-Res Wireless Audio
MicrophonesThree-microphone arrayFour-microphone array with surround sound recording
Software
Operating systemAndroidAndroid
Software at launchXiaomi HyperOS 2; Android 15 confirmed by TechRadar and Android CentralXiaomi HyperOS 2; Android 15 confirmed by Tech Advisor and Expert Reviews
Software updatesFour Android version upgrades and six years of security patches reported at launch by TechRadar and Android CentralFour Android version upgrades and six years of security updates reported at launch by Tech Advisor and Expert Reviews
AI featuresRegional Xiaomi HyperAI writing, speech recognition, interpreter, search and image-editing tools, Google Gemini and Circle to Search; some features require internet access, gallery plug-ins or software updatesRegional 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 boxPhone, USB-C cable, SIM tool, protective case, quick-start guide, warranty card, safety information and desiccant; UK standard box excludes adaptor, with a separate adaptor gift or discounted accessory in the launch promotionPhone, USB-C cable, SIM tool, protective case, safety information, quick-start guide, warranty card and desiccant; standard UK box excludes adaptor
Connectivity
Mobile network5G SA/NSA, LTE, WCDMA and GSM, 4×4 MIMO; 5G SA n1/n2/n3/n5/n7/n8/n20/n26/n28/n38/n40/n41/n48/n66/n77/n78; Surge T1S tuner and Super Antenna Array5G SA/NSA, LTE, UMTS and GSM; 4×4 MIMO; Xiaomi Surge T1S tuner and antenna array
SIMDual nano-SIM in the published UK specificationDual nano-SIM, nano-SIM plus eSIM or dual eSIM; eSIM depends on region and carrier
Wi-FiWi-Fi 7/6/5/4, 2.4/5 GHz, multi-link operation, 2×2 MIMO, 8×8 sounding for MU-MIMO, Wi-Fi Direct and Miracast; newer standards depend on region, network and applicable updatesWi-Fi 7/6E/6 capability depends on region and network; 2×2 MIMO, 8×8 sounding for MU-MIMO, Wi-Fi Direct and Miracast
BluetoothBluetooth 6.0, Dual-Bluetooth; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0, LC3, ASHA and AuracastBluetooth 6.0, Dual-Bluetooth; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0 and LC3
NFCSupported; regional functions varySupported
USBUSB-CUSB-C, USB 3.2 Gen 1
PositioningGPS L1/L5, BeiDou B1I/B1C/B2a, Galileo E1/E5a, GLONASS G1, QZSS L1/L5 and NavIC L5; assisted positioningGPS L1/L5, Galileo E1/E5a, GLONASS G1, BeiDou, QZSS L1/L5 and NavIC L5; assisted positioning

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