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Samsung Galaxy S21 vs vivo V21 5G

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

Better figure, where one is clearly better

SamsungGalaxy S21vivoV21 5G
Overview
ReleasedJanuary 2021May 2021
Display
Screen size6.2″6.44″
Resolution2400 × 10802404 × 1080
Sharpness424 pixels per inch409 pixels per inch
PanelOLEDOLED
Refresh rate120 Hz90 Hz
Peak brightness–800 nits
Display typeFlat FHD+ Dynamic AMOLED 2X Infinity-O Display (2,400 × 1,080), HDR10+ certified; adaptive 120 Hz (48–120 Hz); 6.2 inches as a full rectangle, 6.1 inches with rounded cornersE3 AMOLED; current global parameter sheet lists 2,404 × 1,080 pixels, whereas the reviews list 2,400 × 1,080
Pixel density421 ppi–
Brightness detail1,300 nits peak500 nits typical, 800 nits HBM
Always-on display–Always-on display, TechAdvisor
Screen protectionCorning Gorilla Glass Victus front–
Display featuresEye Comfort ShieldHDR10+, 6,000,000:1 contrast; 60 Hz default with Smart Switch, 60 Hz and 90 Hz settings; some applications remain at 60 Hz
Performance
ChipExynos 2100MediaTek Dimensity 800U
Memory8 GB8 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 RAM7 nm octa-core processor, up to 2.4 GHz
Storage type128 or 256 GB; no microSD slotUFS 2.2; 8 GB physical RAM with 128 GB or 256 GB storage globally; global overview describes 3 GB extended RAM from storage, current India overview describes 4 GB; UK 128 GB model identified by TechAdvisor and TechRadar
Cameras
Main camera12 MP64 MP
Ultra wide camera12 MP8 MP
Telephoto camera64 MPNone
Optical zoom1.1×None
Front camera10 MP44 MP
Main camera12 MP wide-angle, Dual Pixel AF, OIS, F1.8, 1.8 µm, 79°Autofocus, f/1.79, four-axis OIS
Ultra wide camera12 MP fixed focus, F2.2, 1.4 µm, 120°f/2.2, 120° lens angle or 108° after distortion correction
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°Autofocus, f/2.0, OIS and dual Selfie Spotlight lights; 44 MP output in 16:11 mode only
Zoom3x Hybrid Optic Zoom; 30x Space Zoom–
Video recording8K at 24 fps; 4K at 60 fpsRear 4K at 30 fps and 1080p at 60 fps, TechAdvisor; maker says OIS and EIS are unavailable in 4K at 30 fps
Front video–4K at 30 fps without OIS or EIS; Ultra Stable Selfie Video
Camera features–2 MP f/2.4 macro camera with 4 cm focus distance; eye autofocus, night portrait, dual-view video, double exposure and multi-style portrait
Battery and charging
Battery4,000 mAh4,000 mAh
Video playback (maker's claim)Up to 20 hours–
Wired chargingUp to 25 WUp to 33 W
Wireless chargingUp to 15 WNone
Battery life detail4,000 mAh typical, 3,880 mAh rated; wireless video playback up to 20 hours; internet use up to 14 hours (LTE) or 15 hours (Wi-Fi); talk time up to 33 hours (4G)Typical capacity
Wired chargingUSB PD 3.0 (PPS) fast charging, AFC and QC2.0 compatible; up to 25 W11 V/3 A FlashCharge adapter; up to 63% in 30 minutes in maker laboratory tests at 25℃ ±1℃, starting at 1% with screen off; actual charging power varies
Wireless chargingFast Wireless Charging 2.0 (WPC); up to 15 WNo wireless charging, TechAdvisor
Charges other devicesWireless PowerShare–
Design
TypeStandardStandard
Weight169 g176 g
Thickness7.9 mm7.29 mm
Height × width151.7 × 71.2 mm159.68 × 73.9 mm
Water and dust resistanceIP68–
MaterialsMetal frame with Contour Cut camera housing; Deluxe Frosted Haze matte finishAG matte glass back and flat frame; maker glass description differs from TechAdvisor's plastic-back description
ColoursPhantom Violet, Phantom Grey, Phantom Pink, Phantom WhiteDusk Blue at 176 g and 7.29 mm; Sunset Dazzle and Arctic White at 177 g and 7.39 mm; UK maker release lists Dusk Blue and Sunset Dazzle
Water resistance detailIP68, up to 1.5 m of fresh water for up to 30 minutes; not advised for beach or pool use–
BiometricsUltrasonic in-screen fingerprint sensor, face recognitionIn-display fingerprint scanning
SensorsUltrasonic fingerprint, accelerometer, barometer, gyro, geomagnetic, Hall, proximity, ambient lightAccelerometer, ambient light sensor, e-compass, proximity sensor and gyroscope
SpeakersStereo speakers; UHQ 32-bit and DSD64/128 playbackSingle speaker, TechAdvisor
Software
Operating systemAndroidAndroid
Software at launchAndroid 11Funtouch OS 11.1; Android 11 identified by both reviews
In the box–Phone, headset, documentation, USB-C cable, power adapter, earphone jack adapter, SIM eject tool, case and applied protective film; accessories vary by region
Connectivity
Mobile network5G (NSA, SA), Sub6Global bands GSM B2/3/5/8; WCDMA B1/2/4/5/8; LTE FDD B1/2/3/4/5/7/8/20/28, TDD B38/39/40/41F as printed by maker; 5G n1/3/7/28/41/78; SA and NSA subject to carrier and software
SIMNano-SIM and eSIMHybrid slot for one nano-SIM plus a second nano-SIM or microSD card; dual standby; 5G + 5G dual SIM on NSA networks only
Wi-FiWi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 and 5 GHz, HE80, MIMO, 1024-QAM2.4 GHz and 5 GHz; Wi-Fi 5 identified by TechAdvisor
BluetoothBluetooth 5.0Bluetooth 5.1
NFCYesSupported in Europe, Saudi Arabia, UAE, South Africa, Hong Kong, Taiwan and Singapore; NFC-eSE in Indonesia; other regions not confirmed by global sheet
USBUSB Type-C, USB 3.2 Gen 1; DisplayPort output up to 4K at 60 fpsUSB-C with OTG; no 3.5 mm headphone socket, TechAdvisor
PositioningGPS, Galileo, Glonass, BeiDouGPS, BeiDou, Galileo and GLONASS

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