Phone Comparison - Samsung Galaxy A21 vs Samsung Galaxy A12 vs Samsung Galaxy A02s

general General Info

Manufacturer Samsung Samsung Samsung
Announced 2020, April 8 2020, November 24 2020, November 24
Status Coming soon. Exp. release 2020, April Coming Soon - January 2021 Coming Soon - Februrary 2021
Price - Rs. 12,999 ($0.00) [Similarly Priced] -
Colors Various Black, White, Blue, Red Black, White
Form Factor Candybar Candybar Candybar
Dimension - 164 x 75.8 x 8.9 mm
(6.46 x 2.98 x 0.35 in)
-
Weight - 205 g (7.23 oz) -
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE LTE (unspecified) LTE (unspecified)
Messaging
Build Features - Fingerprint Sensor
Glass front, plastic back, plastic frame
- Fingerprint Sensor (side-mounted)
-

hardware Hardware and OS

OS Android 10.0 Android 10 Android 10
User Interface One UI 2.0 - -
Processor Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) Octa-core (2.3 GHz, 1.8 GHz) Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm)
GPU PowerVR GE8320 - Adreno 506
RAM 3 GB 4 GB 3 GB
Internal Memory 64 GB 128 GB 32 GB
External Memory microSDXC (dedicated slot) microSDXC microSDXC

display Display

Type HD+ Super AMOLED Capacitive Touchscreen HD+ TFT display HD+ TFT Display
Colors 16M colors 16M Colour 16M Colour
Size 6.5 inches 6.5 inches 6.5 inches
Resolution 720 x 1600 pixels (270 ppi) 720 x 1560 pixels (264 ppi) 720 x 1520 pixels (259 ppi)
Screen-to-Body Ratio - 83.64% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 16 MP + 8 MP + 2 MP + 2 MP 48 MP + 5 MP + 2 MP + 2 MP 13 MP + 2 MP + 2 MP
Flash No LED flash LED Flash
Features 16 MP, f/1.9, 28mm (wide), AF
8 MP, f/2.2, 12mm (ultrawide)
2 MP, (macro)
2 MP, (depth)
panorama, HDR
48 MP, f/2.0, (wide), AF
5 MP, f/2.2, 115˚ (ultrawide)
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
panorama, HDR
13 MP, (wide), AF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 13 MP
HDR
1080p@30fps [Similar]
8 MP, f/2.2
1080p@30fps [Similar]
5 MP, f/2.2 [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 Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth 5.0, A2DP, LE Yes Yes
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Yes Yes
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go USB Type-C 2.0 microUSB 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 64 GB, 3 GB RAM eMMC 5.1 128 GB, 4 GB RAM or 64 GB, 4 GB RAM or 64 GB, 3 GB RAM or 32 GB, 3 GB RAM 32 GB, 3 GB RAM
Expandable Storage microSDXC (dedicated slot) microSDXC microSDXC
USB OTG Supported Not Supported Not Supported

Apps Sensors

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

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 15W
Capacity 4000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -