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OnePlus OnePlus 15 vs Xiaomi POCO F8 Ultra

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

Better figure, where one is clearly better

OnePlusOnePlus 15XiaomiPOCO F8 Ultra
Overview
ReleasedNovember 2025November 2025
Display
Screen size6.78″6.9″
Resolution2772 × 12722608 × 1200
Sharpness450 pixels per inch416 pixels per inch
PanelLTPO OLEDOLED
Refresh rate165 Hz120 Hz
Peak brightness1,800 nits3,500 nits
Display type6.78-inch LTPO 1.5K display (FHD+), 20:9 aspect ratioAMOLED with full RGB subpixel structure, 12-bit colour, 68 billion colours and 5,000,000:1 contrast; marketed as 6.9 inches, with approximately 6.85-inch full-rectangle diagonal stated by the maker
Pixel density450 ppi–
Brightness detail1,800 nits HBM; minimum 1 nit (0.5 nit with Reduce White Point)600 nits typical, 2,000 nits high-brightness mode, 3,500 nits peak covering 25% of the screen and 1 nit minimum
Screen protectionCorning Gorilla Glass Victus 2POCO Shield Glass
Display features1–120 Hz adaptive refresh, up to 165 Hz in games; 100% DCI-P3; 10-bit (1.07 billion colours); HDR10+ and HDR Vivid; dedicated touch response chip with 3,200 Hz instant touch sampling; TÜV Rheinland Intelligent Eye Care 5.0; 1.15 mm bezels on every sideDCI-P3, HDR10+, Dolby Vision, DC dimming, circular polarisation, 480 Hz touch sampling and 2,560 Hz instant touch sampling in Game Turbo, Wet Touch 2.0, Original Colour PRO, Pro HDR and TÜV low-blue-light, flicker-free and circadian-friendly certifications
Performance
ChipSnapdragon 8 Elite Gen 5Qualcomm Snapdragon 8 Elite Gen 5
Memory12 GB – 16 GB12 GB – 16 GB
Storage256 GB, 512 GB256 GB, 512 GB
CPUQualcomm Oryon CPU, up to 4.608 GHz3 nm, third-generation Qualcomm Oryon CPU; two prime cores up to 4.6 GHz and six performance cores up to 3.6 GHz
GPUAdreno 840 at 1,200 MHzQualcomm Adreno GPU; maker gives no numeric suffix; dedicated VisionBoost D8 with GEX assists supported games with AI super resolution, 120 fps frame interpolation and Game HDR, and selected YouTube/Netflix video scenarios
AI engine–Qualcomm AI engine
Storage typeUFS 4.1; LPDDR5X Ultra RAM (12 GB model) or LPDDR5X Ultra+ (16 GB model)LPDDR5X RAM at 9,600 Mbps and UFS 4.1 enhanced storage firmware; 12 GB/256 GB or 16 GB/512 GB
Cooling360° Cryo-Velocity Cooling System with a 3D steel vapour chamber (5,731 mm²), aerogel insulation under the screen and a white-graphite back cover layerLiquidCool Technology, 6,700 mm² 3D dual-channel, dual-layer IceLoop system with separate processor and camera cooling; WildBoost optimisation
Cameras
Main camera50 MP50 MP
Ultra wide camera50 MP50 MP
Telephoto camera50 MP50 MP
Optical zoom3.5×5×
Front camera32 MP32 MP
Main camera50 MP Sony IMX906, ƒ/1.8, 84° field of view, 6P lens, OIS, autofocusLight Fusion 950, 50 MP, f/1.67, 1/1.31-inch sensor, OIS, one glass plus six plastic lens elements and 4-in-1 binning to 2.4 µm pixels
Ultra wide camera50 MP OV50D, ƒ/2.0, 116° field of view, 6P lens, autofocus50 MP, f/2.4 and 18 mm equivalent focal length
Telephoto camera50 MP S5KJN5 periscope, 3.5× optical zoom, ƒ/2.8, 30° field of view, 4P lens, OIS, autofocus50 MP periscope, f/3.0, OIS, four-element lens, 115 mm equivalent focal length and focusing from 30 cm to infinity
Front camera32 MP Sony IMX709 with RGBW sensor, ƒ/2.4, 21 mm equivalent, 5P lens, autofocus32 MP; automatic 0.8× framing for group selfies
Zoom3.5× optical; 7× optical quality; Ultra Res digital zoom up to 120×5× optical, 10× lossless in-sensor crop and 20× Ultra Zoom processing
Video recording8K at 30 fps; 4K at 30, 60 or 120 fps, including 4K 120 fps Dolby Vision; 1080p at 30, 60 or 120 fps; slow motion at 4K 120 fps, 1080p 240 fps and 720p 480 fps; O-Log; HDR and multi-view video8K at 30 fps; 4K at 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 fps
Front video4K at 30 or 60 fps; 1080p at 30 or 60 fps; EIS4K at 30 fps, Full HD at 30/60 fps, HD at 30 fps and HD slow motion at 120 fps
Camera featuresDetailMax Engine; omni-directional PDAF, CDAF and laser autofocus; spectral sensor; LED flash; Master, Tilt-shift, Underwater, Long Exposure and Pro Video modesDynamic Shots at 1440p with EIS and HDR, motion capture and tracking focus, documents, portrait, Pro, super macro, Burst Shot Mode 2.0, adaptive telephoto, Supermoon, HDR, panorama, long exposure, video teleprompter and ShootSteady; regional AI gallery editing
Battery and charging
Battery7,300 mAh6,500 mAh
Video playback (maker's claim)Up to 31 hours–
Wired chargingUp to 120 WUp to 100 W
Wireless chargingUp to 50 WUp to 50 W
Battery life detailDual-cell (2 × 3,650 mAh) Silicon NanoStack battery, rated 7,150 mAh (27.03 Wh); up to 31 hours of video playback; rated for at least 1,100 charge cycles6,500 mAh typical silicon-carbon dual-cell battery; maker laboratory claims 15.14 hours continuous use and at least 80% capacity after 1,600 cycles
Wired charging120 W SUPERVOOC, 1–100% in about 39 minutes with OnePlus's 120 W charger (sold separately)100 W HyperCharge; PD 3.0/2.0 and 100 W PPS support, with global PPS rollout stated for early December 2025; maker laboratory claim of full charge in 38 minutes; separate 120 W adaptor recommended
Wireless charging50 W AIRVOOC with the OnePlus AIRVOOC 50W Magnetic Charger (sold separately)50 W wireless HyperCharge; maker laboratory claim of 50% charge in 31 minutes; wireless charger sold separately
Charges other devices–Up to 22.5 W wired reverse charging for compatible devices tested by POCO
Connectivity
Satellite messagingNo–
Mobile network5G (sub-6 GHz); 4G LTE with 4×4 MIMO, up to Cat 20 download5G 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/n71/n77/n78; Surge T1S and Surge T1+ signal tuners
SIMDual nano-SIM; eSIM supported (dual eSIM via a software update)Dual nano-SIM, nano-SIM plus eSIM or dual eSIM; eSIM depends on region and carrier
Wi-FiWi-Fi 7 (802.11be), 2.4, 5 and 6 GHz (320 MHz), 2×2 MIMOWi-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 updates
BluetoothBluetooth 6.0; SBC, AAC, LDAC, aptX, aptX HD, aptX Adaptive and LHDC 5.0Bluetooth 6.0, Dual-Bluetooth; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0, LC3, ASHA, Auracast and MIHC
NFCYesSupported; regional functions vary
USBUSB-C, USB 3.2 Gen 1; supports USB-C earphonesUSB-C
PositioningDual-band GPS (L1+L5), GLONASS (G1), BeiDou (B1I+B1C+B2a), Galileo (E1+E5a), QZSS (L1+L5)GPS L1/L5, BeiDou B1I/B1C/B2a, Galileo E1/E5a, GLONASS G1, QZSS L1/L5 and NavIC L5; assisted positioning
Design
TypeStandardStandard
Weight211 g218 g
Thickness8.1 mm7.9 mm
Height × width161.4 × 76.7 mm163.33 × 77.82 mm
Water and dust resistanceIP68IP68
StylusNo–
MaterialsGorilla Glass Victus 2 front; Sand Storm has a Micro-Arc Oxidation (MAO) mid-frame and camera surround; Infinite Black and Ultra Violet weigh 215 g and are 8.2 mm thick (Sand Storm 211 g, 8.1 mm)Aluminium-alloy frame, camera surround and lens bezel; glass-fibre and third-generation Nano-tech back materials; Denim Blue describes the finish and contains no denim fabric
ColoursInfinite Black, Ultra Violet, Sand StormBlack and Denim Blue; main dimensions and weight are for Black, while Denim Blue is 8.3 mm thick and weighs 220 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
ButtonsPlus Key (press to save to Mind Space, long press to record a voice memo of up to 60 seconds)–
BiometricsIn-display ultrasonic fingerprint sensorUltrasonic in-display fingerprint reader with press-and-slide enrolment and AI Face Unlock
SensorsProximity, ambient light, colour temperature, e-compass, accelerometer, gyroscope (up to ±4,000 dps), Hall, laser focus, spectral, barometer, infrared remote control; X-axis linear vibration motorProximity, ambient light, accelerometer, electronic compass, gyroscope, IR blaster, flicker and colour-temperature sensors; X-axis linear vibration motor
SpeakersOReality AudioBose-tuned 2.1-channel system with two symmetrical 1115F stereo speakers and separate 1620 subwoofer; Dolby Atmos, Hi-Res Audio and Hi-Res Wireless Audio
MicrophonesThree microphones with noise cancellationThree-microphone array
Software
Operating systemAndroidAndroid
Software at launchOxygenOS 16.0 based on Android 16Xiaomi HyperOS 3; Android 16 confirmed by Tech Advisor and Expert Reviews
AI featuresPlus Mind and Mind Space; Google Gemini; AI Scan, AI Portrait Glow and AI Perfect ShotRegional Xiaomi HyperAI writing, speech recognition, interpreter, search, dynamic wallpapers and image-editing tools, Google Gemini and Circle to Search; some features require internet access or software updates
Safety features–Xiaomi Offline Communication supports voice calls over 1 km in open, unobstructed environments with a SIM and signed-in Xiaomi account; availability and actual range depend on region and surroundings
In the boxOnePlus 15, USB data cable, SIM ejector tool, quick guide, safety guide (no charger)Phone, USB-C cable, SIM tool, protective case, safety information, quick-start guide, warranty card and desiccant; standard UK box excludes adaptor

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