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vivo V20 vs vivo V21 5G

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

Better figure, where one is clearly better

vivoV20vivoV21 5G
Overview
ReleasedOctober 2020May 2021
Display
Screen size6.44″6.44″
Resolution2400 × 10802404 × 1080
Sharpness409 pixels per inch409 pixels per inch
PanelOLEDOLED
Refresh rate60 Hz90 Hz
Peak brightness–800 nits
Display typeAMOLED; 60 Hz refresh rate identified by TechAdvisor because surviving maker sheets omit itE3 AMOLED; current global parameter sheet lists 2,404 × 1,080 pixels, whereas the reviews list 2,400 × 1,080
Brightness detail–500 nits typical, 800 nits HBM
Always-on display–Always-on display, TechAdvisor
Pixel density408 ppi, maker overview–
Display features2,000,000:1 contrast, maker overviewHDR10+, 6,000,000:1 contrast; 60 Hz default with Smart Switch, 60 Hz and 90 Hz settings; some applications remain at 60 Hz
Performance
ChipQualcomm Snapdragon 720GMediaTek Dimensity 800U
Memory8 GB8 GB
Storage128 GB, 256 GB128 GB, 256 GB
CPU8 nm octa-core processor; original V20 with Snapdragon 720G, distinct from V20 20217 nm octa-core processor, up to 2.4 GHz
Storage typeIndia maker store confirms 8 GB/128 GB and 8 GB/256 GB configurations; global parameter page lists 128 GB while overview describes up to 256 GBUFS 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 camera64 MP64 MP
Ultra wide camera8 MP8 MP
Telephoto cameraNoneNone
Optical zoomNoneNone
Front camera44 MP44 MP
Main cameraAutofocus, f/1.89Autofocus, f/1.79, four-axis OIS
Ultra wide cameraAutofocus, f/2.2; also used for bokeh and macro; 120° lens angle or 108° after distortion correction, 2.5 cm macro focus distancef/2.2, 120° lens angle or 108° after distortion correction
Front cameraAutofocus, f/2.0; eye tracking and focus from 15 cm to infinity; 44 MP output in 16:11 mode onlyAutofocus, f/2.0, OIS and dual Selfie Spotlight lights; 44 MP output in 16:11 mode only
Video recordingRear 4K at 30 fps, TechAdvisor; Ultra Stable Video and Art Portrait VideoRear 4K at 30 fps and 1080p at 60 fps, TechAdvisor; maker says OIS and EIS are unavailable in 4K at 30 fps
Front video4K at 30 fps, 240 fps slow motion, Steadiface and dual-view video4K at 30 fps without OIS or EIS; Ultra Stable Selfie Video
Camera features2 MP f/2.4 mono camera; motion, eye and object autofocus, Smart Zoom, Super Night and Tripod Night modes2 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
Wired chargingUp to 33 WUp to 33 W
Wireless chargingNoneNone
Battery life detailTypical capacityTypical capacity
Wired chargingFlashCharge with 11 V/3 A adapter; global overview claims 65% in 30 minutes, Indonesian launch notice claims 66%; maker laboratory tests at 25℃ ±1℃, starting at 1% with screen off11 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 chargingNo wireless charging, TechAdvisorNo wireless charging, TechAdvisor
Design
TypeStandardStandard
Weight171 g176 g
Thickness7.38 mm7.29 mm
Height × width161.3 × 74.2 mm159.68 × 73.9 mm
MaterialsAG matte glass back with chemical etching and AF coatingAG matte glass back and flat frame; maker glass description differs from TechAdvisor's plastic-back description
ColoursMidnight Jazz and Moonlight Sonata at 171 g and 7.38 mm; Sunset Melody at 172 g and 7.48 mmDusk 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
BiometricsIn-display fingerprint scanningIn-display fingerprint scanning
SensorsAccelerometer, ambient light sensor, e-compass, proximity sensor and physical gyroscopeAccelerometer, ambient light sensor, e-compass, proximity sensor and gyroscope
SpeakersSingle speaker, TechAdvisorSingle speaker, TechAdvisor
Software
Operating systemAndroidAndroid
Software at launchAndroid 11 with Funtouch OS 11Funtouch OS 11.1; Android 11 identified by both reviews
In the boxPhone, earphones, documentation, USB-C cable, power adapter, SIM ejector, case and applied protective film; global sheet also lists an adapterPhone, headset, documentation, USB-C cable, power adapter, earphone jack adapter, SIM eject tool, case and applied protective film; accessories vary by region
Connectivity
Mobile networkGlobal GSM B2/3/5/8; WCDMA B1/5/8; LTE FDD B1/3/5/7/8/20/28, TDD B38/39/40/41; India store appears to swap the FDD and TDD labels, so these are global bandsGlobal 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
SIMDual nano-SIM with separate microSD slot and dual standbyHybrid slot for one nano-SIM plus a second nano-SIM or microSD card; dual standby; 5G + 5G dual SIM on NSA networks only
Wi-Fi2.4 GHz and 5 GHz; Wi-Fi 5 identified by TechAdvisor2.4 GHz and 5 GHz; Wi-Fi 5 identified by TechAdvisor
BluetoothBluetooth 5.1Bluetooth 5.1
NFCGlobal overview and Indonesian maker release confirm NFC; regional availability varies and India store does not confirm itSupported in Europe, Saudi Arabia, UAE, South Africa, Hong Kong, Taiwan and Singapore; NFC-eSE in Indonesia; other regions not confirmed by global sheet
USBUSB-C and OTG; 3.5 mm headphone socket, TechAdvisorUSB-C with OTG; no 3.5 mm headphone socket, TechAdvisor
PositioningGPS, BeiDou, Galileo and GLONASS; NavIC available in India only, maker India storeGPS, BeiDou, Galileo and GLONASS

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