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Nothing Phone (4a) Pro vs Xiaomi Xiaomi 17T

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

Better figure, where one is clearly better

NothingPhone (4a) ProXiaomiXiaomi 17T
Overview
ReleasedMarch 2026May 2026
Display
Screen size6.83″6.59″
Resolution2800 × 12602756 × 1268
Sharpness450 pixels per inch460 pixels per inch
PanelOLEDOLED
Refresh rate144 Hz120 Hz
Peak brightness5,000 nits3,500 nits
Display type6.83-inch flexible AMOLEDAMOLED, 1.5K, 12-bit colour and 100% DCI-P3
Pixel density450 ppi460 ppi
Brightness detail5,000 nits peak; 1,600 nits outdoor; 800 nits typical3,500 nits UHBM peak at 25% average picture level
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 ratio3,840 Hz PWM and DC dimming; 480 Hz touch sampling, 3,200 Hz instantaneous sampling in Game Turbo; HDR10+, Dolby Vision, Wet Touch 2.0, Original Colour PRO and Pro HDR; TÜV low-blue-light, flicker-free, circadian-friendly and intelligent eye-care certifications
Performance
ChipSnapdragon 7 Gen 4MediaTek Dimensity 8500-Ultra
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 process4 nm; one Cortex-A725 up to 3.4 GHz, three Cortex-A725 up to 3.2 GHz and four Cortex-A725 up to 2.2 GHz
GPUQualcomm Adreno 722Arm Mali-G720 MC8
AI engineQualcomm Hexagon NPUMediaTek NPU 880
Storage typeUFS 3.1; LPDDR5x RAMLPDDR5X at 9,600 Mbps; UFS 4.1 via firmware update; UK 12 GB/256 GB or 12 GB/512 GB
Cooling–Xiaomi 3D IceLoop System
Cameras
Main camera50 MP50 MP
Ultra wide camera8 MP12 MP
Telephoto camera50 MP50 MP
Optical zoom3.5×5×
Front camera32 MP32 MP
Main camera50 MP, f/1.88, 1/1.56″ sensor, OIS and EIS, 2x2 OCL PDAF; 2x in-sensor zoomLeica Summilux, Light Fusion 800, 50 MP, f/1.7, OIS, 23 mm equivalent and 1/1.55-inch sensor; 4-in-1 binning to 2 µm pixels
Ultra wide camera8 MP (The Guardian), f/2.2, 1/4″ sensor, 120° field of viewLeica 12 MP, f/2.2, 15 mm equivalent and 120° field of view
Telephoto camera50 MP periscope, f/2.88, 1/2.75″ sensor, OIS and EIS, PDAF, 3.5x optical zoomLeica periscope, 50 MP, f/3.0, OIS and 115 mm equivalent
Front camera32 MP, f/2.2, 1/3.44″ sensor, 89° field of view32 MP, f/2.2 and 21 mm equivalent
Zoom3.5x optical; 7x in-sensor zoom; up to 140x ultra zoomMaker confirms 5× optical telephoto and 10× optical-grade zoom; up to 120× digital zoom with AI Ultra Zoom
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 or Full HD HDR10+ at 30/60 fps, HD at 30 fps; log up to 4K 60 fps, night video up to 4K 24 fps, 4K time-lapse at 30 fps; HD/Full HD slow motion at 120/240/960 fps
Front video–4K HDR10+ at 30 fps, Full HD HDR10+ at 30/60 fps and HD at 30 fps; Full HD slow motion at 120 fps, 4K time-lapse at 30 fps, dual video and teleprompter
Camera featuresTrueLens Engine 4; Ultra XDR photos and motion photos; 12-layer AI segmentation; macro in the default mode; Night ModeLeica Authentic and Vibrant styles, filters, shutter sound and watermark; ProFocus tracking, Lightning Burst, HDR Live Moment, master portraits, 50 MP main/telephoto modes, super macro, panorama, long exposure, documents, Fastshot and Pro; HEIF/JPEG and RAW in Pro; LUT parameters, ShootSteady and three-microphone array
Battery and charging
Battery5,080 mAh6,500 mAh
Wired chargingUp to 50 WUp to 67 W
Wireless chargingNoneNone
Battery life detail5,080 mAh (5,400 mAh in India only)6,500 mAh typical silicon-carbon battery
Wired charging50 W; PPS, PD3.0, PD2.0, QC3.0, QC2.0 and UFCS67 W HyperCharge, up to 50 W PPS and up to 22.5 W wired reverse charging; PD3.0/PD2.0; separate Xiaomi 67 W adaptor or above recommended
Wireless charging–No wireless charging, confirmed by Tech Advisor
Charges other devices7.5 W reverse wired charging–
Design
TypeStandardStandard
Weight210 g200 g
Thickness7.9 mm8.17 mm
Height × width163.6 × 76.6 mm157.6 × 75.2 mm
Water and dust resistanceIP65IP68
StylusNo–
MaterialsBack cover of 100% recycled aluminium–
ColoursSilver, Black, PinkBlack, Opal White, Blue and Violet
Water resistance detailIP65; tested for immersion in water up to 25 cm for up to 20 minutesIP68; maker laboratory test in static freshwater at 1.5 m for 30 minutes with temperature difference no greater than 5 K; resistance can decline with wear
BiometricsIn-screen optical fingerprint scannerIn-screen fingerprint reader and AI Face Unlock
SensorsAccelerometer, electronic compass, front ambient light sensor, gyroscope, proximity sensorProximity, ambient light, accelerometer, gyroscope, electronic compass, IR blaster, flicker and colour-temperature sensors; X-axis linear motor
SpeakersDual stereo speakersDual stereo speakers, Dolby Atmos, Hi-Res and Hi-Res Wireless; HDR10/HDR10+/Dolby Vision video playback
Microphones2 high-definition microphones–
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.techFive years of Android upgrades and seven years of security updates reported by Tech Advisor
AI features–Regional HyperAI writing, speech recognition, interpreter, search, dynamic wallpapers and creativity tools; Google Gemini and Circle to Search; applicable features require internet access
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, warranty card and desiccant; standard UK package excludes power adaptor
Connectivity
Mobile network5G NR, 4G LTE, 3G UMTS and 2G GSM5G SA/NSA; SA n1/2/3/5/7/8/12/20/26/28/34/38/39/40/41/48/66/71/75/77/78 and NSA n1/2/3/5/7/8/20/28/38/40/41/66/71/75/77/78; LTE FDD 1/2/3/4/5/7/8/12/13/17/18/19/20/26/28/32/66/71 and TDD 34/38/39/40/41/42/48; WCDMA 1/2/4/5/8 and GSM 2/3/5/8
SIMDual nano-SIM and eSIM (eSIM not in India)Dual nano-SIM, nano-SIM plus eSIM or dual 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 6E, 2×2 MIMO and Wi-Fi Direct; regional network availability applies
BluetoothBluetooth 5.4Bluetooth 6.0
NFCYesSupported
USB–USB-C; interface version not published in UK specifications
PositioningGPS (L1), GLONASS (G1), BDS (B1I), Galileo (E1), QZSS (L1)GPS L1/L5, GLONASS G1, BeiDou B1I/B1C/B2a, Galileo E1/E5a, NavIC L5 and QZSS L1/L5; assisted positioning

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