Phone Comparison - vivo V21 vs Google Pixel 6 vs Google Pixel 6a

general General Info

Manufacturer vivo Google Google
Announced April 2021 2021, October 19 2022, May 11
Status Coming Soon - May 2021 Coming soon. Exp. release 2021, October 28 Coming soon. Exp. release 2022, July 21
Colors Dusk Blue, Sunset Dazzle Black, Green, Red Chalk, Charcoal, Sage
Form Factor Candybar Candybar Candybar
Dimension 159.7 x 73.9 x 7.3 mm
(6.29 x 2.91 x 0.29 in)
158.6 x 74.8 x 8.9 mm
(6.24 x 2.94 x 0.35 in)
152.2 x 71.8 x 8.9 mm
(5.99 x 2.83 x 0.35 in)
Weight 176 g (6.21 oz) 207 g (7.3 oz) 178 g (6.28 oz)
SIM Type Hybrid Dual SIM (Nano-SIM, dual stand-by) Nano-SIM and/or eSIM Nano-SIM and/or eSIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO
GSM 850 / 900 / 1800 / 1900
CDMA2000 1xEV-DO
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 39, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 46, 48, 66, 71 - GB7N6, G9S9B16 LTE1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 48, 66, 71 - GX7AS, GB62Z (USA/Canada)
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 48, 66, 71 - G1AZG (International)
5G Network - 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - G9S9B
1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GB7N6
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA/Sub6 - GX7AS (USA/Canada)
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78, 260, 261 SA/NSA/Sub6/mmWave - GB62Z (USA)
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 40, 48, 66, 71, 77, 78 SA/NSA/Sub6 - G1AZG (International)
Messaging
Build Features - Fingerprint Sensor (under display, optical)
- Fingerprint Sensor (under display, optical)
IP68 dust/water resistant (up to 1.5m for 30 mins)
- Fingerprint Sensor (under display, optical)
IP67 dust/water resistant (up to 1m for 30 mins)

hardware Hardware and OS

OS Android 11 Android 12 Android 12
User Interface Funtouch 11.1 - -
Processor Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek MT6853 Dimensity 800U 5G (7 nm) Octa-core (2x2.80 GHz Cortex-X1 & 2x2.25 GHz Cortex-A76 & 4x1.80 GHz Cortex-A55), Google Tensor (5 nm) Octa-core (2x2.80 GHz Cortex-X1 & 2x2.25 GHz Cortex-A76 & 4x1.80 GHz Cortex-A55), Google Tensor (5 nm)
GPU Mali-G57 MC3 Mali-G78 MP20 Mali-G78 MP20
RAM 8 GB 8 GB 6 GB
Internal Memory 128 GB 256 GB 128 GB
External Memory microSDXC (uses shared SIM slot) No No

display Display

Type FHD+ AMOLED Screen
90Hz Refresh Rate
HDR10+
500 nits (typ)
FHD+ AMOLED Screen
Refresh Rate 90Hz
HDR10+
FHD+ OLED Screen
HDR
Colors 16M Colour 16M Colour 16M Colors
Size 6.44 inches 6.4 inches 6.1 inches
Resolution 1080 x 2400 pixels (409 ppi) 1080 x 2400 pixels (411 ppi) 1080 x 2400 pixels (431 ppi)
Screen-to-Body Ratio 84.70% 83.45% 82.38%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack no no no
Radio No No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 64 MP + 8 MP + 2 MP 50 MP + 12 MP 12.2 MP + 12 MP
Flash LED Flash Dual-LED Flash Dual-LED Flash
Features 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF, OIS
8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
HDR, Panorama
50 MP, f/1.9, 26mm (wide), 1/1.31", 1.2µm, omnidirectional PDAF, Laser AF, OIS
12 MP, f/2.2, 114˚ (ultrawide), 1.25µm
Pixel Shift, Auto-HDR, Panorama
12.2 MP, f/1.7, 27mm, (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
12 MP, f/2.2, 17mm, 114˚ (ultrawide), 1.25µm
Pixel Shift, Auto-HDR, panorama
Video 4K@30fps (no OIS), 1080p@30/60fps 4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS 4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS, OIS
Front Camera 44 MP, f/2.0, (wide), AF, OIS
Dual-LED flash, HDR
4K@30fps (no OIS), 1080p@30fps [Similar]
8 MP, f/2.0, 24mm (wide), 1.12µm
Auto-HDR
1080p@30fps [Similar]
8 MP, f/2.0, 24mm (wide), 1.12µm
Auto-HDR, panorama
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Bluetooth 5.1, A2DP, LE 5.2, A2DP, LE, aptX HD 5.2, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
USB USB Type-C 2.0, USB On-The-Go USB Type-C 3.1 USB Type-C 3.1
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS Yes, with A-GPS, GLONASS, GALILEO, QZSS, BDS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 8 GB RAM UFS 2.2 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 128 GB, 6 GB RAM UFS 3.1
Expandable Storage microSDXC (uses shared SIM slot) No No
USB OTG Supported Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor not present barometer sensor present barometer sensor not present
NFC NFC not supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 33W, 66% in 30 min (advertised)
Non-removable Li-Po Battery
Fast charging 30W, 50% in 30 min (advertised)
Fast wireless charging 21W
Reverse wireless charging
USB Power Delivery 3.0
Non-removable Li-Po Battery
Fast battery Charging 18W
USB Power Delivery 3.0
Capacity 4000 mAh 4614 mAh 4410 mAh
Stand by - - -
Talk Time - - -