Xiaomi Xiaomi 12 vs Xiaomi Xiaomi 18 Pro Max

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

Better figure, where one is clearly better

Xiaomi 12 compared with Xiaomi 18 Pro Max
XiaomiXiaomi 12XiaomiXiaomi 18 Pro Max
Overview
ReleasedDecember 2021September 2026
Display
Screen size6.28″6.9″
Resolution2400 × 10802624 × 1208 (better)
Sharpness419 pixels per inch419 pixels per inch
PanelOLEDOLED
Refresh rate120 Hz120 Hz
Peak brightness–4,000 nits
Display typeAMOLED DotDisplay; 20:9 aspect ratioAMOLED; rear 2.9-inch AMOLED display, 976 × 596, up to 120 Hz
Brightness detail–Multi-scenario peak 4,000 nits on both screens; minimum 1 nit
Always-on display–Full-screen always-on display
Screen protectionCorning Gorilla Glass VictusXiaomi Dragon Crystal Glass 3.0
Display featuresUp to 480 Hz touch sampling; over 68 billion colours; DCI-P3 gamut; JNCD approximately 0.61, Delta E approximately 0.59; 5,000,000:1 contrast; HDR10+, Dolby Vision, 360° ambient light sensing and DisplayMate A+Hardware privacy display; BT.2020 colour gamut; full-brightness single-pulse DC dimming; main touch sampling up to 300 Hz and rear up to 120 Hz; HDR10+, HDR Vivid and Dolby Vision; wet-hand touch
Performance
ChipQualcomm Snapdragon 8 Gen 1Snapdragon 8 Elite Extreme Gen 6
Memory8 GB – 12 GB12 GB – 16 GB (better)
Storage128 GB, 256 GB256 GB, 512 GB, 1 TB (better)
CPU4 nm process; one Cortex-X2-based core at 3.0 GHz, three Cortex-A710-based cores at 2.5 GHz and four Cortex-A510-based cores at 1.8 GHzFourth-generation Qualcomm Oryon CPU up to 5 GHz; TSMC 2 nm process; English Snapdragon 8 Elite Extreme Gen 6 name corroborated by TechRadar for this exact model
GPUQualcomm Adreno; model number not published on the maker sheetAdreno GPU; model number not published
AI engineSeventh-generation Qualcomm AI EngineQualcomm AI Engine
Storage typeLPDDR5 RAM and UFS 3.1 storage; 12 GB/256 GB configuration is for other markets, with UK configurations using 8 GB RAMLPDDR5X RAM; UFS 4.1 storage; China factory configuration pairs corroborated by Sina
CoolingLiquidCool Technology with vapour chamber, graphite sheets and boron nitride film–
Cameras
Main camera50 MP200 MP (better)
Ultra wide camera13 MP50 MP
Telephoto cameraNone200 MP
Optical zoomNone3.2× (better)
Front camera32 MP50 MP (better)
Main camera50 MP, 1/1.56-inch sensor, ƒ/1.88, OIS; 1 µm pixels and 4-in-1 2 µm Super Pixels200 MP Light Hunter 960L, 1/1.28-inch sensor, ƒ/1.67, 23 mm equivalent, OIS and QPD autofocus; 16-in-1 2.44 µm pixels; 1G+6P lens
Ultra wide camera13 MP, ƒ/2.4, 123° field of view50 MP, ƒ/2.4, 17 mm equivalent, 102° field of view, autofocus; 5 cm macro
Telephoto camera–200 MP, 1/1.56-inch sensor, ƒ/2.4, OIS; 12 cm telephoto macro
Front camera32 MP, ƒ/2.4550 MP
Video recording8K at 24 fps; 4K at 30 or 60 fps; 1080p at 30 or 60 fps; 720p at 30 fps; slow motion at 120, 240, 480, 960 or 1,920 fps8K at 30 fps; 4K at 30, 60 or 120 fps; 1080p at 30 or 60 fps; 720p at 30 fps; slow motion 720p at 120, 240, 480, 960 or 1,920 fps and 1080p at 120, 240 or 960 fps
Front video1080p at 30 or 60 fps; 720p at 30 fps; 720p slow motion at 120 fps4K and 1080p at 30 or 60 fps; 720p at 30 fps
Camera features5 MP telemacro, ƒ/2.4, autofocus from 3–7 cm; ProFocus motion/eye tracking and motion capture, night modes, photo clones, timed burst, document mode, HDR and Google Lens; AI cinema, Ultra Night Video, Vlog, dual video and video logLeica Authentic and Vibrant looks; rear-screen selfies and preview; dynamic photos, subject and audio tracking, portrait, night, Pro, time-lapse, panorama and document modes
Battery and charging
Battery4,500 mAh8,500 mAh (better)
Wired chargingUp to 67 WUp to 100 W (better)
Wireless chargingUp to 50 WUp to 50 W
Battery life detail4,500 mAh typical; Xiaomi AdaptiveCharge8,500 mAh typical; 8,350 mAh minimum; built-in non-removable battery
Wired charging67 W charger includedQC3+, QC3.0, QC2.0, PD3.0, PD2.0 and 100 W PPS supported
Wireless charging–50 W Xiaomi wireless charging
Charges other devices10 W reverse wireless charging27 W wired reverse charging; wireless reverse charging supported
Design
TypeStandardStandard
Weight180 g (better)235 g
Thickness8.16 mm (better)8.39 mm
Height × width152.7 × 69.9 mm163.39 × 77.6 mm
Materials–Fibreglass Black, White and pink versions are 235 g and 8.39 mm thick; glass blue and transparent versions are 240 g and 8.47 mm thick
ColoursGrey, Blue and PurpleBlack, White, pink, blue and transparent editions; China-market names
BiometricsIn-screen fingerprint sensor and AI face unlock3D ultrasonic fingerprint sensor
SensorsProximity, ambient light, accelerometer, gyroscope, compass, X-axis linear motor, IR blaster and flicker sensorProximity, under-screen and rear ambient light/colour temperature, accelerometer, gyroscope, compass, X-axis linear motor, IR blaster, flicker, laser autofocus, barometer and Hall sensors
SpeakersStereo speakers; SOUND BY Harman Kardon and Dolby AtmosStereo three-speaker system; Dolby Atmos, spatial audio and Hi-Res wired/wireless audio; USB-C digital headphones
Software
Operating systemAndroidAndroid
Software at launchMIUI 13 based on Android 12Xiaomi HyperOS 4; China variant
In the boxPhone, adapter, USB-C cable, SIM tool, protective case, quick start guide and warranty cardPhone, power adapter, USB-C cable, case, pre-applied screen protector, SIM tool and documentation; contents can vary with sales bundle
Connectivity
Mobile network5G NSA/SA n1/3/5/7/8/20/28/38/40/41/66/77/78/79; LTE FDD B1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28/32/66 and TDD B38/39/40/41/42/48; WCDMA B1/2/4/5/6/8/19; GSM 850/900/1800/1900 MHz; 4×4 MIMO5G n1/2/3/5/7/8/12/13/14/18/20/25/26/28/29/38/40/41/48/66/70/71/77/78/79/80/81/83/84/89; LTE FDD B1/2/3/4/5/7/8/12/13/14/17/18/19/20/25/26/28/29/66/71 and TDD B34/38/39/40/41/42/43/48; 4×4 MIMO; China carrier and software restrictions apply
SIMDual SIM; availability varies by regionDual nano-SIM; dual-active operation depends on SA bands and carrier support
Wi-FiWi-Fi 6; Wi-Fi 6E availability varies by region and may require an OTA update; availability depends on the local networkWi-Fi 7, enhanced Wi-Fi 6, Wi-Fi 5, Wi-Fi 4 and 802.11a/b/g; 2.4 GHz 2×2 MIMO and 5 GHz 4×4 MIMO; MLO, 8×8 sounding, Wi-Fi Direct and Miracast
BluetoothBluetooth 5.2Bluetooth 6.0; dual Bluetooth; SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0, LC3 and MIHC
NFCSupported; Google Pay availability varies by marketChinese Wallet transport, payment, access-card and car-key services; availability varies by location and provider
USBUSB-CUSB-C, USB 3.2 Gen 1; separate USB 3 cable required because the supplied cable does not support USB 3 transfers
PositioningGPS L1/L5, Galileo E1/E5a, GLONASS G1, BeiDou and NavIC L5; A-GNSS, compass and network positioningGPS L1/L5, BeiDou B1I/B1C/B2a, Galileo E1/E5a, GLONASS G1, QZSS L1/L5, NavIC L5; A-GNSS and assisted network positioning

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