OnePlus OnePlus 12R / Ace 3 vs Xiaomi Xiaomi 13T

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

Better figure, where one is clearly better

OnePlus 12R / Ace 3 compared with Xiaomi 13T
OnePlusOnePlus 12R / Ace 3XiaomiXiaomi 13T
Overview
Released2024September 2023
Display
Screen size6.78″6.67″
Resolution2780 × 1264 (better)2712 × 1220
Sharpness450 pixels per inch (better)446 pixels per inch
PanelLTPO OLEDOLED
Refresh rate120 Hz144 Hz (better)
Peak brightness4,500 nits (better)2,600 nits
Display typeAMOLED ProXDR display with LTPO 4.0; 19.8:9 aspect ratioFlat CrystalRes AMOLED, 20:9 aspect ratio and AdaptiveSync
Pixel density450 ppi446 ppi
Brightness detail1,600 nits HBM; 4,500 nits peak, stated on the UK product overview1,200 nits HBM typical; 2,600 nits peak
Screen protectionCorning Gorilla Glass Victus 2Corning Gorilla Glass 5
Display features1–120 Hz dynamic refresh; 10-bit colour; sRGB and Display P3; Dolby Vision, HDR10+, HDR Vivid and Aqua Touch; 2,160 Hz PWM dimming; touch response up to 1,000 Hz30/60/90/120/144 Hz adaptive refresh; touch sampling up to 480 Hz; Dolby Vision, HDR10+, HDR10, DCI-P3, 68 billion colours and 2,880 Hz PWM dimming
Performance
ChipSnapdragon 8 Gen 2MediaTek Dimensity 8200-Ultra
Memory12 GB – 16 GB (better)8 GB
Storage256 GB, 512 GB, 1 TB (better)256 GB
CPU–Eight cores; 1× Cortex-A78 up to 3.1 GHz, 3× Cortex-A78 up to 3.0 GHz and 4× Cortex-A55 up to 2.0 GHz; 4 nm process
GPUAdreno 740Arm Mali-G610
MemoryUK OnePlus 12R: 16 GB RAM / 256 GB storage. China OnePlus Ace 3: 12/256 GB, 16/512 GB and 16 GB/1 TB; the three added memory combinations are Chinese configurations, not UK 12R options.–
Storage typeLPDDR5X RAM; UFS 3.1 storage. Current UK specifications supersede the original launch release's erroneous UFS 4.0 claim; OnePlus's correction is recorded by TechRadar. China Ace 3: LPDDR5X RAM and UFS 4.0 storage; this regional hardware difference does not change the UK 12R specification.LPDDR5 RAM and UFS 3.1 storage; current UK specification and UK launch offer list 8 GB + 256 GB. The launch article's international quick-spec table also lists 12 GB + 256 GB; not included as a UK configuration.
CoolingDual Cryo-velocity vapour chambers, 9,140 mm² combined areaLiquidCool Technology; 5,000 mm² stainless steel vapour chamber and multilayer graphite sheets
Cameras
Main camera50 MP50 MP
Ultra wide camera8 MP12 MP
Telephoto cameraNone50 MP
Optical zoomNone2× (better)
Front camera16 MP20 MP (better)
Main cameraSony IMX890, 50 MP, 1/1.56-inch sensor, 1.0 µm pixels, f/1.8, 24 mm equivalent, PDAF, OIS and EISLeica IMX707, 50 MP, 1/1.28-inch sensor, 1.22 µm pixels, 2.44 µm four-in-one pixels, 24 mm equivalent, f/1.9, 7P lens, ALD coating, autofocus and OIS
Ultra wide camera8 MP, f/2.2, 112° field of view, fixed focusLeica 12 MP, 1/3.06-inch sensor, 1.12 µm pixels, 15 mm equivalent, f/2.2, 5P lens and fixed focus
Telephoto camera–Leica OV50D, 50 MP, 1/2.88-inch sensor, 0.61 µm pixels, 50 mm equivalent, f/1.9, 5P lens and autofocus
Front camera16 MP, f/2.4, 24 mm equivalent, fixed focus, EIS20 MP, f/2.2, 0.8 µm pixels, 78° field of view and 5P lens
Zoom0.6–20×; no telephoto camera2× optical telephoto (Notebookcheck); maker specifies 50 mm equivalent and up to 20× digital zoom
Video recording4K, 1080p and 720p at 30 or 60 fps; slow motion at 1080p 240 fps and 720p 240/480 fps; OIS/EISRear 4K, 1080p or 720p at 30 fps; video LOG format, Pro mode, teleprompter and slow motion up to 960 fps
Front video1080p or 720p at 30 fps1080p or 720p at 30 fps; HDR up to 1080p 30 fps
Camera featuresAdditional 2 MP macro camera with 4 cm shooting distance; Nightscape, Pro Mode, Movie Mode, RAW output, portrait and dual-view videoLeica Authentic and Vibrant styles, custom styles and filters; Master-lens portrait system; Xiaomi ProFocus; Lightning Burst; RAW DNG, HEIF and JPEG
Battery and charging
Battery5,500 mAh (better)5,000 mAh
Video playback (maker's claim)Up to 17.6 hoursUp to 16 hours
Wired chargingUp to 100 W (better)Up to 67 W
Wireless chargingNoneNone
Battery life detailDual-cell battery; 2,750 mAh at 7.82 V equivalent to 5,500 mAh at 3.91 V, 21.51 Wh typical; 5,360 mAh equivalent rated capacity. Maker's 17.6-hour claim is continuous YouTube playback over Wi-Fi.5,000 mAh typical; maker claims up to 5 hours of 1080p recording and 100 hours of music playback
Wired charging100 W SUPERVOOC; maker claims 1–100% in 26 minutes with Smart Rapid Charge Mode under laboratory conditions67 W turbo charging; maker claims 42 minutes from 1% to full under laboratory conditions
Wireless charging–No wireless charging (Notebookcheck)
Design
TypeStandardStandard
Weight207 g197 g (better)
Thickness8.8 mm8.49 mm (better)
Height × width163.3 × 75.3 mm162.2 × 75.7 mm
Water and dust resistanceIP64IP68
MaterialsAluminium frame and frosted glass backGlass rear on Black and Meadow Green; BioComfort vegan leather PU rear on Alpine Blue. Main dimensions and weight describe glass models; PU is 8.62 mm thick and 193 g.
ColoursIron Gray (UK product overview); China Ace 3: 鸣沙金 (Mingsha Gold), 月海蓝 (Moon Sea Blue), 星辰黑 (Star Black); English descriptions are translations of the maker’s Chinese finish namesBlack, Meadow Green and Alpine Blue
ButtonsAlert Slider on left; power and volume keys on right–
Water resistance detailIP64, stated in footnote 1 of the exact UK product overview; splash resistance, not immersionIP68; maker tests static fresh water up to 1.5 m for 30 minutes with water/device temperature difference at most 5 K
BiometricsIn-display fingerprint sensorIn-screen fingerprint sensor and AI face unlock
SensorsAccelerometer, compass, gyroscope, ambient light, proximity, colour temperature and infrared blasterProximity, 360° ambient light, accelerometer, gyroscope, compass, infrared blaster, flicker sensor, colour sensor and X-axis linear vibration motor
SpeakersDual stereo speakers; Dolby AtmosDual speakers, Dolby Atmos and Hi-Res Audio certification
MicrophonesNoise cancellation support–
Software
Operating systemAndroidAndroid
Software at launchOxygenOS 14.0 based on Android 14; China Ace 3 uses ColorOS 14.0 based on Android 14MIUI 14 based on Android 13
Software updatesAt least three Android OS upgrades and four years of security updates from launch, according to the UK specification footnoteFour generations of Android upgrades and five years of security patches promised in maker launch article
In the boxPhone, 100 W SUPERVOOC power adapter, USB-A to USB-C cable, quick start guide, welcome letter, safety and warranty information, logo sticker, pre-applied screen protector and SIM ejector; China Ace 3 package additionally lists a protective casePhone, power adapter, USB-C cable, SIM ejector, quick start guide, warranty card, safety information and protective case
Connectivity
Mobile network5G NR; LTE with 4×4 MIMO, up to Cat 19 download and Cat 18 upload. China Ace 3 has a different exact radio table: GSM 850/900/1800 MHz; WCDMA 1/4/5/8; CDMA BC0; LTE FDD 1/3/4/5/8/18/19/26/28A and TDD 34/38/39/40/41; 5G NR n1/n3/n5/n8/n28A/n41/n77/n78, SA/NSA. Actual services depend on local carrier deployment; these China bands are not substituted for UK hardware.5G NSA and SA; 4G, 3G and 2G
SIMDual nano-SIM; eSIM not supportedDual nano-SIM or nano-SIM plus eSIM; eSIM availability depends on region and carrier
Wi-FiWi-Fi 7; 2×2 MIMO; 2.4 and 5 GHzWi-Fi 6 capable, 2×2 MIMO and Wi-Fi Direct; standards and bands depend on regional availability and network support, with features potentially enabled by OTA
BluetoothBluetooth 5.3; aptX, aptX HD, LDAC, AAC, SBC and LHDCBluetooth 5.4; AAC, LDAC, LHDC and ASHA
NFCYesYes
USBUSB-C, USB 2.0; USB-C earphones supportedUSB-C; USB 2.0 data transfer (Notebookcheck)
PositioningDual-band GPS L1/L5, Galileo E1/E5a and QZSS L1/L5; BeiDou and GLONASSGPS L1/L5, Galileo E1/E5a, GLONASS, BeiDou, NavIC L5 and QZSS L1/L5; assisted GNSS

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