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Nothing Phone (4a) Pro vs Xiaomi POCO X8 Pro Max

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

Better figure, where one is clearly better

NothingPhone (4a) ProXiaomiPOCO X8 Pro Max
Overview
ReleasedMarch 2026March 2026
Display
Screen size6.83″6.83″
Resolution2800 × 12602772 × 1280
Sharpness450 pixels per inch447 pixels per inch
PanelOLEDOLED
Refresh rate144 Hz120 Hz
Peak brightness5,000 nits3,500 nits
Display type6.83-inch flexible AMOLEDAMOLED, 12-bit colour, DCI-P3 and 94.27% screen-to-body ratio
Pixel density450 ppi–
Brightness detail5,000 nits peak; 1,600 nits outdoor; 800 nits typical800 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 features144 Hz adaptive refresh; up to 2,500 Hz touch sampling; 2,160 Hz PWM dimming; 10-bit (1.07 billion colours); 1,000,000:1 contrast ratioHDR10+, 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 7 Gen 4MediaTek Dimensity 9500s
Memory8 GB – 12 GB12 GB
Storage128 GB, 256 GB256 GB, 512 GB
CPUQualcomm Kryo, 8-core, up to 2.8 GHz (1 prime core at 2.8 GHz, 3 performance cores at 2.4 GHz, 4 efficiency cores at 1.8 GHz); 4 nm TSMC processSecond-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 722Arm Immortalis-G925 MC11, up to 1.6 GHz
AI engineQualcomm Hexagon NPUMediaTek NPU 890
Storage typeUFS 3.1; LPDDR5x RAMLPDDR5X RAM at 9,600 Mbps and UFS 4.1 enhanced storage firmware; 12 GB/256 GB or 12 GB/512 GB
Cooling–5,800 mm² IceLoop cooling and 11,000 mm² graphite layer; WildBoost workload optimisation
Cameras
Main camera50 MP50 MP
Ultra wide camera8 MP8 MP
Telephoto camera50 MPNone
Optical zoom3.5×None
Front camera32 MP20 MP
Main camera50 MP, f/1.88, 1/1.56″ sensor, OIS and EIS, 2x2 OCL PDAF; 2x in-sensor zoomLight 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 (The Guardian), f/2.2, 1/4″ sensor, 120° field of view8 MP, f/2.2
Telephoto camera50 MP periscope, f/2.88, 1/2.75″ sensor, OIS and EIS, PDAF, 3.5x optical zoom–
Front camera32 MP, f/2.2, 1/3.44″ sensor, 89° field of view20 MP
Zoom3.5x optical; 7x in-sensor zoom; up to 140x ultra zoom2× in-sensor crop described by the maker as optical-level; no separate telephoto camera
Video recording4K Ultra XDR at 30 fps; 1080p Ultra XDR at 30 or 60 fps; slow motion at 1080p 120 fps; time-lapse at 4K and 1080p4K 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 video–Full HD at 30/60 fps, HD at 30 fps and HD slow motion at 120 fps
Camera featuresTrueLens Engine 4; Ultra XDR photos and motion photos; 12-layer AI segmentation; macro in the default mode; Night ModeUltraSnap 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
Battery5,080 mAh8,500 mAh
Wired chargingUp to 50 WUp to 100 W
Wireless chargingNoneNone
Battery life detail5,080 mAh (5,400 mAh in India only)8,500 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 charging50 W; PPS, PD3.0, PD2.0, QC3.0, QC2.0 and UFCS100 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 devices7.5 W reverse wired chargingUp to 27 W wired reverse charging for compatible devices tested by POCO
Design
TypeStandardStandard
Weight210 g218 g
Thickness7.9 mm8.2 mm
Height × width163.6 × 76.6 mm162.9 × 77.9 mm
Water and dust resistanceIP65IP68
StylusNo–
MaterialsBack cover of 100% recycled aluminiumMetal frame and fibreglass back; SGS five-star certification for drop, bending and crushing resistance
ColoursSilver, Black, PinkBlack, White and Blue; White has decorative stripes; camera RGB lighting offers eight colours for supported notifications, calls, charging, music and games
Water resistance detailIP65; tested for immersion in water up to 25 cm for up to 20 minutesUK 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-screen optical fingerprint scannerUltrasonic in-display fingerprint reader and AI Face Unlock
SensorsAccelerometer, electronic compass, front ambient light sensor, gyroscope, proximity sensorProximity, ambient light, accelerometer, electronic compass, gyroscope, IR blaster and flicker sensor; X-axis linear vibration motor
SpeakersDual stereo speakersTwo symmetrical 1115F speakers, Dolby Atmos, Hi-Res Audio and Hi-Res Wireless Audio; volume boost applies to selected media, ringtones and notifications
Microphones2 high-definition microphonesTwo-microphone array
Software
Operating systemAndroidAndroid
Software at launchNothing OS 4.1 (Android 16)Xiaomi HyperOS 3; Android 16 confirmed by Tech Advisor and TechRadar
Software updates3 years of Android updates and 6 years of security patches from first availability on nothing.techFour major Android upgrades and six years of security updates reported at launch by Tech Advisor and TechRadar
AI features–Regional 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 boxPhone, USB-C to USB-C cable (100 cm), case, pre-applied screen protector, SIM toolPhone, USB-C cable, SIM tool, protective case, safety information, quick-start guide and warranty card; standard UK box excludes adaptor
Connectivity
Mobile network5G NR, 4G LTE, 3G UMTS and 2G GSM5G SA/NSA, LTE, WCDMA and GSM; regional network support varies
SIMDual nano-SIM and eSIM (eSIM not in India)Dual nano-SIM or nano-SIM plus eSIM; eSIM depends on region and carrier
Wi-FiWi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 and 5 GHz, 2x2 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 5.4Bluetooth 6.0, Dual-Bluetooth; SBC, AAC, LDAC, LHDC 5.0, LC3, ASHA and Auracast
NFCYesSupported; regional functions vary
USB–USB-C
PositioningGPS (L1), GLONASS (G1), BDS (B1I), Galileo (E1), QZSS (L1)GPS L1/L5, BeiDou B1I/B1C/B2a/B2b, Galileo E1/E5a/E5b, GLONASS G1, QZSS L1/L5 and NavIC L1/L5; assisted positioning

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