Samsung Galaxy S20 vs Xiaomi Xiaomi 12

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

Better figure, where one is clearly better

Galaxy S20 compared with Xiaomi 12
SamsungGalaxy S20XiaomiXiaomi 12
Overview
ReleasedMarch 2020December 2021
Display
Screen size6.2″6.28″
Resolution3200 × 1440 (better)2400 × 1080
Sharpness566 pixels per inch (better)419 pixels per inch
PanelOLEDOLED
Refresh rate120 Hz120 Hz
Display typeQuad HD+ Dynamic AMOLED 2X Infinity-O Display (3,200 × 1,440), HDR10+ certified; 120 Hz supported at up to FHD+ (60 Hz by default); 6.2 inches as a full rectangle, 6.1 inches with rounded cornersAMOLED DotDisplay; 20:9 aspect ratio
Pixel density563 ppi (Samsung)–
Brightness detailUp to 1,200 nits peak (Samsung)–
Screen protectionCorning Gorilla Glass 6 front and back (Corning)Corning Gorilla Glass Victus
Display features–Up 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+
Performance
ChipExynos 990Qualcomm Snapdragon 8 Gen 1
Memory8 GB – 12 GB8 GB – 12 GB
Storage128 GB128 GB, 256 GB (better)
CPU7 nm, 64-bit octa-core, 2.73 GHz + 2.5 GHz + 2 GHz; 8 GB of LPDDR5 RAM (4G) or 12 GB (5G)4 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 GHz
GPU–Qualcomm Adreno; model number not published on the maker sheet
AI engine–Seventh-generation Qualcomm AI Engine
Storage type128 GB (104 GB available); microSD card slot up to 1 TB (shared with the second SIM)LPDDR5 RAM and UFS 3.1 storage; 12 GB/256 GB configuration is for other markets, with UK configurations using 8 GB RAM
Cooling–LiquidCool Technology with vapour chamber, graphite sheets and boron nitride film
Cameras
Main camera12 MP50 MP (better)
Ultra wide camera12 MP13 MP
Telephoto camera64 MPNone
Optical zoom1.06× (better)None
Front camera10 MP32 MP (better)
Main camera12 MP wide-angle, F1.8, 79°, Super Speed Dual Pixel AF, OIS50 MP, 1/1.56-inch sensor, ƒ/1.88, OIS; 1 µm pixels and 4-in-1 2 µm Super Pixels
Ultra wide camera12 MP, F2.2, 120°13 MP, ƒ/2.4, 123° field of view
Telephoto camera64 MP, F2.0, 76°, PDAF, OIS; approximately 1.06x optical zoom (Notebookcheck)–
Front camera10 MP, Dual Pixel AF, F2.2, 80°32 MP, ƒ/2.45
ZoomHybrid Optic Zoom 3x; Space Zoom (digital) up to 30x–
Video recording8K (7,680 × 4,320) at 24 fps; 4K at 60 fps; up to 960 fps super slow motion at HD resolution8K 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 fps
Front video–1080p at 30 or 60 fps; 720p at 30 fps; 720p slow motion at 120 fps
Camera featuresSingle Take; Night mode; Super Steady video5 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 log
Battery and charging
Battery4,000 mAh4,500 mAh (better)
Wired chargingUp to 25 WUp to 67 W (better)
Wireless chargingYes (wattage not published)Up to 50 W
Battery life detail4,000 mAh typical, 3,880 mAh rated; internet use up to 14 hours (LTE) or 15 hours (Wi-Fi); talk time up to 20 hours (4G)4,500 mAh typical; Xiaomi AdaptiveCharge
Wired charging25 W fast charger included; compatible with QC2.0 and AFC67 W charger included
Wireless chargingFast Wireless Charging 2.0 with chargers of 10 W or more (WPC)–
Charges other devicesWireless PowerShare10 W reverse wireless charging
Design
TypeStandardStandard
Weight163 g (better)180 g
Thickness7.9 mm (better)8.16 mm
Height × width151.7 × 69.1 mm152.7 × 69.9 mm
Water and dust resistanceIP68–
MaterialsGorilla Glass 6 front and back with a metal frame–
ColoursCosmic Grey, Cloud Blue, Cloud PinkGrey, Blue and Purple
Water resistance detailIP68, up to 1.5 m for 30 minutes–
BiometricsUltrasonic in-screen fingerprint sensor, face recognitionIn-screen fingerprint sensor and AI face unlock
SensorsUltrasonic fingerprint, accelerometer, barometer, gyro, geomagnetic, Hall, proximity, RGB lightProximity, ambient light, accelerometer, gyroscope, compass, X-axis linear motor, IR blaster and flicker sensor
SpeakersStereo speakers and earphones sound by AKG; Dolby AtmosStereo speakers; SOUND BY Harman Kardon and Dolby Atmos
Software
Operating systemAndroidAndroid
Software at launchAndroid 10MIUI 13 based on Android 12
In the box–Phone, adapter, USB-C cable, SIM tool, protective case, quick start guide and warranty card
Connectivity
Mobile network5G model: 5G Sub6 (NSA, SA, DSS); both models: LTE Cat 20 (up to 2.0 Gbps down, 200 Mbps up), 4×4 MIMO, up to 7CA, LAA5G 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 MIMO
SIMHybrid dual SIM (nano-SIM plus nano-SIM or microSD) and eSIMDual SIM; availability varies by region
Wi-FiWi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 and 5 GHz, HE80, MIMO, 1024-QAMWi-Fi 6; Wi-Fi 6E availability varies by region and may require an OTA update; availability depends on the local network
BluetoothBluetooth 5.0; ANT+Bluetooth 5.2
NFCYesSupported; Google Pay availability varies by market
USBUSB Type-C; no 3.5 mm headphone jackUSB-C
PositioningGPS, Galileo, Glonass, BeiDouGPS L1/L5, Galileo E1/E5a, GLONASS G1, BeiDou and NavIC L5; A-GNSS, compass and network positioning

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