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Samsung Galaxy S21+ vs Xiaomi Redmi Note 11 Pro+ 5G

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

Better figure, where one is clearly better

SamsungGalaxy S21+XiaomiRedmi Note 11 Pro+ 5G
Overview
ReleasedJanuary 2021November 2021
Display
Screen size6.7″6.67″
Resolution2400 × 10802400 × 1080
Sharpness393 pixels per inch395 pixels per inch
PanelOLEDOLED
Refresh rate120 Hz120 Hz
Peak brightness–1,200 nits
Display typeFlat FHD+ Dynamic AMOLED 2X Infinity-O Display (2,400 × 1,080), HDR10+ certified; adaptive 120 Hz (48–120 Hz); 6.7 inches as a full rectangle, 6.5 inches with rounded cornersAMOLED DotDisplay with a central camera cutout.
Pixel density394 ppi–
Brightness detail1,300 nits peak–
Screen protectionCorning Gorilla Glass Victus front and back–
Display featuresEye Comfort ShieldDCI-P3, 360 Hz touch sampling, 360° ambient light sensor and reading mode; maker specifies 700 nits typical high-brightness mode separately from 1,200 nits typical peak.
Performance
ChipExynos 2100MediaTek Dimensity 920
Memory8 GB6 GB – 8 GB
Storage128 GB, 256 GB128 GB, 256 GB
CPU5 nm, 64-bit octa-core, 2.9 GHz + 2.8 GHz + 2.2 GHz; 8 GB of LPDDR5 RAM6 nm octa-core CPU up to 2.5 GHz.
GPU–ARM Mali-G68.
Storage type128 or 256 GB; no microSD slotLPDDR4X and UFS 2.2; maker specifies microSD expansion up to 512 GB, whereas Tech Advisor reports 1 TB. Current UK maker configuration pairs are used here.
Cooling–LiquidCool Technology 2.0 vapour chamber.
Cameras
Main camera12 MP108 MP
Ultra wide camera12 MP8 MP
Telephoto camera64 MPNone
Optical zoom1.1×None
Front camera10 MP16 MP
Main camera12 MP wide-angle, Dual Pixel AF, OIS, F1.8, 1.8 µm, 79°f/1.8, 1/1.52-inch sensor, dual-native ISO and nine-pixel binning to 2.1 µm; maker aperture controls the reviews' f/1.9.
Ultra wide camera12 MP fixed focus, F2.2, 1.4 µm, 120°f/2.2 and 120° field of view.
Telephoto camera64 MP, phase detection AF, OIS, F2.0, 0.8 µm, 76°; 1.1x optical zoom (MobileSyrup)–
Front camera10 MP Dual Pixel AF, F2.2, 1.22 µm, 80°–
Zoom3x Hybrid Optic Zoom; 30x Space ZoomDigital crop rather than a dedicated telephoto lens (Tech Advisor).
Video recording8K at 24 fps; 4K at 60 fpsRear 4K at 30 fps, 1080p at 30/60 fps or 720p at 30 fps.
Front video–1080p at 30/60 fps or 720p at 30 fps; f/2.4 selfie lens.
Camera features–Additional 2 MP f/2.4 macro camera; long exposure and AI Skycaping modes.
Battery and charging
Battery4,800 mAh4,500 mAh
Video playback (maker's claim)Up to 22 hours–
Wired chargingUp to 25 WUp to 120 W
Wireless chargingUp to 15 WNone
Battery life detail4,800 mAh typical, 4,660 mAh rated; wireless video playback up to 22 hours; internet use up to 15 hours (LTE) or 17 hours (Wi-Fi); talk time up to 40 hours (4G)Dual 2,250 mAh cells give 4,500 mAh typical equivalent capacity. Maker laboratory claim is at least 80% capacity after 800 complete cycles at 25°C.
Wired chargingUSB PD 3.0 (PPS) fast charging, AFC and QC2.0 compatible; up to 25 WMaker laboratory claim is full charge in 15 minutes with Boost mode; actual results vary. Tech Advisor measured about 20 minutes. TechRadar could not test the supplied charger because its plug was incompatible with the review region.
Wireless chargingFast Wireless Charging 2.0 (WPC); up to 15 WNo wireless charging (TechRadar).
Charges other devicesWireless PowerShare–
Design
TypeStandardStandard
Weight200 g204 g
Thickness7.8 mm8.34 mm
Height × width161.5 × 75.6 mm163.65 × 76.19 mm
Water and dust resistanceIP68IP53
MaterialsMetal frame with Contour Cut camera housing; Deluxe Frosted Haze matte finishGlass body confirmed by the maker and TechRadar; Tech Advisor instead describes a plastic back.
ColoursPhantom Violet, Phantom Silver, Phantom BlackGraphite Gray, Star Blue and Forest Green.
Water resistance detailIP68, up to 1.5 m of fresh water for up to 30 minutes; not advised for beach or pool useIP53 splash protection, confirmed by both reviews; not intended for immersion.
BiometricsUltrasonic in-screen fingerprint sensor, face recognitionSide fingerprint sensor and AI face unlock.
SensorsUltrasonic fingerprint, accelerometer, barometer, gyro, geomagnetic, Hall, proximity, ambient light–
SpeakersStereo speakers; UHQ 32-bit and DSD64/128 playbackDual super-linear speakers tuned with JBL, Dolby Atmos and 3.5 mm headphone socket.
Software
Operating systemAndroidAndroid
Software at launchAndroid 11MIUI 12.5 based on Android 11, confirmed by the maker and both reviews' software sections; TechRadar's introductory Android 12 reference conflicts with its own software section.
In the box–120 W charger, USB-C cable, SIM tool, protective case and documents. Tech Advisor's April 2022 review confirms Chinese availability since November 2021, used at month precision, and describes a later planned UK release in May. UK/global Dimensity 920 hardware is used; India's Snapdragon-based phone with the same Pro+ name is different.
Connectivity
Mobile network5G (NSA, SA), Sub6–
SIMNano-SIM and eSIMSIM 1 plus hybrid second SIM or microSD slot.
Wi-FiWi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 and 5 GHz, HE80, MIMO, 1024-QAMWi-Fi 6; maker connectivity controls Tech Advisor's Wi-Fi 5 table.
BluetoothBluetooth 5.0Bluetooth 5.2; maker controls Tech Advisor's 5.1 table.
Ultra WidebandYes–
NFCYesNFC.
USBUSB Type-C, USB 3.2 Gen 1; DisplayPort output up to 4K at 60 fpsUSB-C.
PositioningGPS, Galileo, Glonass, BeiDou–

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