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Samsung a51 vs Vivo v21 comparison

Samsung Galaxy A51
Vivo V21
Network
Technology LTE/GSM/HSPA LTE/HSPA/GSM
2G bands SIM1 and SIM2 (GSM 850/900/1800/1900)

SIM1 and SIM2 (GSM 850/900/1800/1900)
3G bands HSDPA 850/900/1900/2100/850/900/1700
(AWS) 1900/2100
WCDMA 850/900/1700/1900/2100
4G bands 1,2,3,4,5,7,8,12,13,17,20,25,26,28,38,40,41,66 1,2,3,4,5,7,8,20,28,38,39,40,41
5G bands N/A N/A
Network Type Speed LTE-A, HSPA (42.2/5.76 Mbps) LTE-A, HSPA (42.2/5.76 Mbps)
Launch
Launch Date April 20, 2020 April 27, 2021
Status Available Discontinued
Body
Weight 172g Dusk Blue 176g
Sunset Dazzle 177g
Build Glass Front, Plastic Back and Plastic Frame Glass Front, Plastic(Back and Frame)
SIM Dual SIM (Nano-SIM), Single SIM (Nano-SIM) Hybrid Dual Nano SIM
Display
Display Super AMOLED Amoled
Size 6.5 Inch 6.44 Inch
Resolution (1080x2400) Pixels (2404×1080) Pixels
Platform
OS Android 10 Funtouch OS (11.1)
CPU Octa Core (4x1.7 GHz Cortex-A53 / 4x2.3 GHz Cortex-A73) Octa-Core (6x2.0 GHz Cortex-A55 / 2x2.4 GHz Cortex-A76)
GPU Mali-G72 MP3 Mali-G57 MC3
Memory
Card slot Micro SD (Up To 512GB) MicroSDXC
Main Camera
Features Face Detection, Panorama, Geo-tagging, Touch Focus, and HDR AI Night Portrait, 4K Video, Kid Face Beauty, Light Filters, Head Slimming, and Dual-View Video
Video 4K Video Recording (30fps)
1080p Video Recording (30/120fps)
4K Video Recording (30fps)
1080p HD Video Recording (30/60fps)
Sound
Loudspeaker N/A Yes
3.5mm jack Yes N/A
Comms
WLAN Hotspot, Wi-Fi 802.11 (a/b/g/n/ac), Dual-Band, and Wi-Fi Direct Wi-Fi 802.11 (a/b/g/n/ac), Dual-Band, Wi-Fi Direct, and Hotspot
Bluetooth Bluetooth v5.0 Bluetooth v5.1
GPS Yes, With A-GPS, GALILEO, Beidou, BDS, and GLONASS Yes
NFC Yes N/A
RADIO Yes N/A
USB Type-C 2.0 Type-C
Features
Sensors Accelerometer / Fingerprint Sensor / Gyro Sensor / Geomagnetic Sensor / Hall Sensor / Light Sensor / Virtual Proximity Sensing Gyroscope Sensor / In-Display Fingerprint Scanning / E-Compass / Proximity Sensor / Ambient Light Sensor / Accelerometer
Battery
Type Li-Po 4000 mAh (Non-removable) Li-Po 4000 mAh (Non-Removable)
Charging Fast Charging (15W) Fast Charging (33W)
63% in 30 Min
Misc
Colors Prism Crush Blue, Prism Crush Pink, Prism Crush Black, and Prism Crush White Dusk Blue, Sunset Dazzle, and Arctic White
Model SM-A515FZIWPAK V2066, V2108
Price 49,999 59,999
Brand Samsung Vivo
Model Samsung A51 Vivo V21
Samsung Galaxy A51
Vivo V21
Network
Technology
2G bands
SIM1 and SIM2 (GSM 850/900/1800/1900)

SIM1 and SIM2 (GSM 850/900/1800/1900)
3G bands
HSDPA 850/900/1900/2100/850/900/1700
(AWS) 1900/2100
WCDMA 850/900/1700/1900/2100
4G bands
1,2,3,4,5,7,8,12,13,17,20,25,26,28,38,40,41,66 1,2,3,4,5,7,8,20,28,38,39,40,41
5G bands
N/A N/A
Network Type Speed
LTE-A, HSPA (42.2/5.76 Mbps) LTE-A, HSPA (42.2/5.76 Mbps)
Launch
Launch Date
April 20, 2020 April 27, 2021
Status
Available Discontinued
Body
Weight
172g Dusk Blue 176g
Sunset Dazzle 177g
SIM
Dual SIM (Nano-SIM), Single SIM (Nano-SIM) Hybrid Dual Nano SIM
Display
Display
Super AMOLED Amoled
Size
6.5 Inch 6.44 Inch
Resolution
(1080x2400) Pixels (2404×1080) Pixels
Platform
OS
Android 10 Funtouch OS (11.1)
Chipset
Exynos 9611 MTK Dimensity (800U)
CPU
Octa Core (4x1.7 GHz Cortex-A53 / 4x2.3 GHz Cortex-A73) Octa-Core (6x2.0 GHz Cortex-A55 / 2x2.4 GHz Cortex-A76)
GPU
Mali-G72 MP3 Mali-G57 MC3
Memory
Card slot
Micro SD (Up To 512GB) MicroSDXC
Internal
128GB 6GB RAM
128GB 8GB RAM
128GB 8GB RAM
Main Camera
Features
Face Detection, Panorama, Geo-tagging, Touch Focus, and HDR AI Night Portrait, 4K Video, Kid Face Beauty, Light Filters, Head Slimming, and Dual-View Video
Video
4K Video Recording (30fps)
1080p Video Recording (30/120fps)
4K Video Recording (30fps)
1080p HD Video Recording (30/60fps)
Selfie Camera
Front Camera
32MP (F/2.2 Aperture) Wide 44MP (F/2.0 Aperture) Wide
Video
4K Video Recording (30fps)
1080p Video Recording (30/120fps)
4K Video Recording (30fps)
1080p HD Video Recording (30/60fps)
Sound
Loudspeaker
N/A Yes
3.5mm jack
Yes N/A
Comms
WLAN
Hotspot, Wi-Fi 802.11 (a/b/g/n/ac), Dual-Band, and Wi-Fi Direct Wi-Fi 802.11 (a/b/g/n/ac), Dual-Band, Wi-Fi Direct, and Hotspot
WLAN
Hotspot, Wi-Fi 802.11 (a/b/g/n/ac), Dual-Band, and Wi-Fi Direct Wi-Fi 802.11 (a/b/g/n/ac), Dual-Band, Wi-Fi Direct, and Hotspot
Bluetooth
Bluetooth v5.0 Bluetooth v5.1
GPS
Yes, With A-GPS, GALILEO, Beidou, BDS, and GLONASS Yes
NFC
Yes N/A
RADIO
Yes N/A
USB
Type-C 2.0 Type-C
Features
Sensors
Accelerometer / Fingerprint Sensor / Gyro Sensor / Geomagnetic Sensor / Hall Sensor / Light Sensor / Virtual Proximity Sensing Gyroscope Sensor / In-Display Fingerprint Scanning / E-Compass / Proximity Sensor / Ambient Light Sensor / Accelerometer
Battery
Type
Li-Po 4000 mAh (Non-removable) Li-Po 4000 mAh (Non-Removable)
Charging
Fast Charging (15W) Fast Charging (33W)
63% in 30 Min
Misc
Colors
Prism Crush Blue, Prism Crush Pink, Prism Crush Black, and Prism Crush White Dusk Blue, Sunset Dazzle, and Arctic White
Model
SM-A515FZIWPAK V2066, V2108
Price
49999 59999
Brand
Samsung Vivo
Model
Samsung A51 Vivo V21

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