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OnePlus OnePlus 15R vs Xiaomi POCO X8 Pro Max

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

Better figure, where one is clearly better

OnePlusOnePlus 15RXiaomiPOCO X8 Pro Max
Overview
ReleasedDecember 2025March 2026
Display
Screen size6.83″6.83″
Resolution2800 × 12722772 × 1280
Sharpness450 pixels per inch447 pixels per inch
PanelOLEDOLED
Refresh rate165 Hz120 Hz
Peak brightness1,800 nits3,500 nits
Display type6.83-inch 1.5K (FHD+) display, 19.8:9 aspect ratioAMOLED, 12-bit colour, DCI-P3 and 94.27% screen-to-body ratio
Pixel density450 ppi–
Brightness detail1,800 nits HBM; down to 1 nit with Reduce White Point800 nits typical, 2,000 nits high-brightness mode and 3,500 nits peak covering 25% of the screen
Screen protectionCorning Gorilla Glass 7iCorning Gorilla Glass 7i
Display features60, 90, 120, 144 or 165 Hz adaptive refresh (144 and 165 Hz in listed apps only); 3,200 Hz instant touch sampling with a dedicated touch response chip; 100% DCI-P3; 10-bit (1.07 billion colours); HDR10+ and HDR Vivid; TÜV Rheinland certified eye comfortHDR10+, Dolby Vision, 3,840 Hz PWM dimming, 480 Hz touch sampling and 2,560 Hz instant touch sampling in Game Turbo, Wet Touch 2.0 and TÜV low-blue-light, flicker-free and circadian-friendly certifications
Performance
ChipSnapdragon 8 Gen 5MediaTek Dimensity 9500s
Memory12 GB12 GB
Storage256 GB, 512 GB256 GB, 512 GB
CPUQualcomm Oryon CPU, up to 3.8 GHzSecond-generation TSMC 3 nm process; one Cortex-X925 up to 3.73 GHz, three Cortex-X4 up to 3.3 GHz and four Cortex-A720 up to 2.4 GHz
GPUQualcomm Adreno 8-series GPU at 1,225 MHzArm Immortalis-G925 MC11, up to 1.6 GHz
AI engine–MediaTek NPU 890
Storage typeUFS 4.1; LPDDR5X Ultra RAMLPDDR5X RAM at 9,600 Mbps and UFS 4.1 enhanced storage firmware; 12 GB/256 GB or 12 GB/512 GB
Cooling360° Cryo-Velocity Cooling System with a 5,704 mm² 3D vapour chamber, aerogel screen insulation and a graphite back-cover layer5,800 mm² IceLoop cooling and 11,000 mm² graphite layer; WildBoost workload optimisation
Cameras
Main camera50 MP50 MP
Ultra wide camera8 MP8 MP
Telephoto cameraNoneNone
Optical zoomNoneNone
Front camera32 MP20 MP
Main camera50 MP Sony IMX906, ƒ/1.8, 24 mm equivalent, 84° field of view, 6P lens, OIS, autofocusLight Fusion 600, 50 MP, f/1.5, 1/1.95-inch sensor, OIS, six-element lens and 4-in-1 binning to 1.6 µm pixels
Ultra wide camera8 MP, ƒ/2.2, 16 mm equivalent, 112° field of view, 5P lens8 MP, f/2.2
Front camera32 MP, ƒ/2.0, 25 mm equivalent, 5P lens, autofocus20 MP
Zoom–2× in-sensor crop described by the maker as optical-level; no separate telephoto camera
Video recording4K at 30, 60 or 120 fps; 1080p at 30, 60 or 120 fps; slow motion at 4K 120 fps, 1080p 240 fps and 720p 480 fps; time-lapse; cinematic and multi-view video4K at 30/60 fps, Full HD at 30/60 fps and HD at 30 fps; slow motion HD or Full HD at 120/240/960 fps; sunset portrait video at 4K or Full HD at 30 fps
Front video4K or 1080p at 30 fps; EISFull HD at 30/60 fps, HD at 30 fps and HD slow motion at 120 fps
Camera featuresDetailMax Engine; Clear Night Engine; Ultra Clear Mode; Clear Burst; LED flashUltraSnap burst capture up to 120 photos, Dynamic Shots, motion capture and tracking focus, documents, portrait, Pro, 50 MP mode, voice shutter, HDR, panorama, long exposure, timed burst, video teleprompter, Dual Video, time-lapse and ShootSteady; regional AI image-editing tools
Battery and charging
Battery7,400 mAh8,500 mAh
Wired chargingUp to 80 WUp to 100 W
Wireless chargingNoneNone
Battery life detail7,400 mAh (27.98 Wh) typical, 7,250 mAh (27.41 Wh) rated; Silicon NanoStack battery; Bypass Charging; at least 1,300 charge cycles8,500 mAh typical UK silicon-carbon battery with 16% silicon content and 847 Wh/L stated energy density; capacity varies by region; maker laboratory claims over 74 hours calls, 16 hours video calls or 15 hours gaming
Wired charging80 W SUPERVOOC, 1–50% in about 22 minutes with OnePlus's 80 W adapter (sold separately)100 W HyperCharge, 100 W PPS and PD 3.0/2.0; maker laboratory claim of 1–50% in 24 minutes at 25°C with Top Speed enabled and display off; official 100 W or higher adaptor recommended
Wireless charging–Not supported, as reported by Tech Advisor and TechRadar
Charges other devices–Up to 27 W wired reverse charging for compatible devices tested by POCO
Connectivity
Satellite messagingNo–
Mobile network5G; 4G LTE with 4×4 MIMO, up to Cat 20 download and Cat 13 upload5G SA/NSA, LTE, WCDMA and GSM; regional network support varies
SIMDual nano-SIMDual nano-SIM or nano-SIM plus eSIM; eSIM depends on region and carrier
Wi-FiWi-Fi 7 (802.11be), 5 GHz 160 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; standards depend on region, network and applicable updates
BluetoothBluetooth 6.0; SBC, AAC, LDAC, aptX, aptX HD and LHDC 5.0Bluetooth 6.0, Dual-Bluetooth; SBC, AAC, LDAC, LHDC 5.0, LC3, ASHA and Auracast
NFCYesSupported; regional functions vary
USBUSB-C, USB 2.0; supports USB-C earphonesUSB-C
PositioningGPS (L1+L5), GLONASS (G1), BDS (B1I+B1C+B2a), Galileo (E1+E5a), QZSS (L1+L5)GPS L1/L5, BeiDou B1I/B1C/B2a/B2b, Galileo E1/E5a/E5b, GLONASS G1, QZSS L1/L5 and NavIC L1/L5; assisted positioning
Design
TypeStandardStandard
Weight214 g218 g
Thickness8.3 mm8.2 mm
Height × width163.41 × 77.04 mm162.9 × 77.9 mm
Water and dust resistanceIP68IP68
Materials–Metal frame and fibreglass back; SGS five-star certification for drop, bending and crushing resistance
StylusNo–
ColoursCharcoal Black, Mint Breeze (Mint Breeze weighs 215 g)Black, White and Blue; White has decorative stripes; camera RGB lighting offers eight colours for supported notifications, calls, charging, music and games
ButtonsPlus Key (tap to save to Mind Space, long press to record a voice memo of up to 60 seconds)–
Water resistance detailIP68 (EU EPREL listing); OnePlus claims the industry's most complete set of IP ratings; fresh water onlyUK IP68; maker test in static freshwater at 2 m for 30 minutes with temperature difference no greater than 5°C; resistance can decline with wear
BiometricsIn-display ultrasonic fingerprint sensorUltrasonic in-display fingerprint reader and AI Face Unlock
SensorsProximity, ambient light, colour temperature, e-compass, accelerometer, gyroscope (±4,000 dps), infrared remote control; X-axis linear motorProximity, ambient light, accelerometer, electronic compass, gyroscope, IR blaster and flicker sensor; X-axis linear vibration motor
SpeakersOReality AudioTwo symmetrical 1115F speakers, Dolby Atmos, Hi-Res Audio and Hi-Res Wireless Audio; volume boost applies to selected media, ringtones and notifications
Microphones–Two-microphone array
Software
Operating systemAndroidAndroid
Software at launchOxygenOS 16.0 based on Android 16Xiaomi HyperOS 3; Android 16 confirmed by Tech Advisor and TechRadar
Software updates–Four major Android upgrades and six years of security updates reported at launch by Tech Advisor and TechRadar
AI featuresPlus Mind and Mind Space; Google GeminiRegional AI Writing, Speech Recognition, Interpreter, Creativity Assistant, Search, Dynamic Wallpapers, Google Gemini and Circle to Search; supported games can use 120 fps interpolation, 1.5K super resolution and Game HDR
Safety features–Regional Xiaomi Offline Communication supports calls over 500 m in open environments with a SIM and signed-in Xiaomi account; actual range depends on surroundings
In the boxOnePlus 15R, 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 and warranty card; standard UK box excludes adaptor

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