Phone Comparison - Samsung Galaxy A02 vs vivo Y20 2021 vs Realme C21

Price Comparison (India) - -

general General Info

Manufacturer Samsung vivo realme
Announced 2021, January 27 December 2020 2021, March 05
Status Available. Released 2021, January 27 Coming Soon - January 2021 Available. Released 2021, March 05
Price - - Rs. 8,999 ($0.00) [Similarly Priced]
Colors Black, Blue, Red Dawn White, Nebula Blue Cross Black, Cross Blue
Form Factor Candybar Candybar Candybar
Dimension 164 x 75.9 x 9.1 mm
(6.46 x 2.99 x 0.36 in)
164.4 x 76.3 x 8.4 mm
(6.47 x 3 x 0.33 in)
165.2 x 76.4 x 8.9 mm
(6.5 x 3.01 x 0.35 in)
Weight 206 g (7.27 oz) 192 g (6.77 oz) 190 g (6.7 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) 20(800), 28(700), 32(1500), 38(2600), 40(2300), 41(2500) 1, 3, 5, 7, 8, 38, 40, 41 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Messaging
Build Features - - Fingerprint Sensor (side-mounted)
- Fingerprint Sensor (rear-mounted)

hardware Hardware and OS

OS Android 10 Android 10 Android 10
User Interface One UI 2.5 Funtouch 11 Realme UI 1.0
Processor Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm) Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), MediaTek Helio G35 (12 nm)
GPU Adreno 506 PowerVR GE8320 PowerVR GE8320
RAM 2 GB 4 GB 4 GB
Internal Memory 32 GB 64 GB 64 GB
External Memory microSDXC (dedicated slot) microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type PLS TFT Display HD+ IPS LCD Screen HD+ IPS LCD Screen
Colors 16M Colour 16M Colour 16M Colour
Size 6.5 inches 6.51 inches 6.5 inches
Resolution 720 x 1520 pixels (259 ppi) 720 x 1600 pixels (270 ppi) 720 x 1600 pixels (270 ppi)
Screen-to-Body Ratio 84.56% 81.28% 80.78%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP + 2 MP 13 MP + 2 MP + 2 MP 13 MP + 2 MP + 2 MP
Flash LED Flash LED Flash LED Flash
Features 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, AF
2 MP, f/2.4, (depth)
13 MP, f/1.8, (wide), PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 8 MP, f/2.2, 1/4", 1.12µm [Similar] 8 MP, f/1.8 (Wide)
1080p@30fps [Similar]
5 MP, f/2.2, (wide), 1/5.0", 1.12µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE 5.1, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB microUSB 2.0 microUSB 2.0, USB On-The-Go microUSB 2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS
Browser Yes Yes Yes

memory User Memory

Internal 32 GB, 2 GB RAM 64 GB, 4 GB RAM 64 GB, 4 GB RAM or 32 GB, 3 GB RAM eMMC 5.1
Expandable Storage microSDXC (dedicated slot) microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Not Supported Supported Supported

Apps Sensors

Fingerprint fingerprint not 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 not present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor not present gyroscope sensor present gyroscope sensor not present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Battery Charging 10W
Non-removable Li-Po Battery
Battery Charging 10W
Non-removable Li-Po Battery
Battery Charging 10W
Capacity 5000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -