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Samsung Galaxy A21 vs Samsung Galaxy A12 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Comparison mode:
Specs Size
Differences only
Samsung Galaxy A21
Samsung Galaxy A12
Samsung Galaxy A21 Samsung Galaxy A12
Released · Jun 29, 2020
Released · Dec 21, 2020
6.5-inch · 1600x720px
6.5-inch · 1600x720px
Quad camera
Quad camera
3GB · 32GB
4GB · 64GB
4000 mAh
5000 mAh
Check prices

Design

Dimensions
6.61 x 3.02 x 0.32 inches
(167.8 x 76.7 x 8.1 mm) 		6.46 x 2.98 x 0.35 inches
(164 x 75.8 x 8.9 mm)
Weight
6.81 oz(193.0 g) 7.23 oz(205.0 g)
Materials
Back: Plastic
Frame: Plastic 		Back: Plastic
Frame: Plastic
Biometrics
Fingerprint (touch) Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black Black, White, Blue, Red

Display

Size
6.5-inch 6.5-inch
Resolution
1600x720px, 20:9 ratio, 270 PPI 1600x720px, 20:9 ratio, 270 PPI
Technology
IPS LCD LCD
Refresh rate
60Hz
Screen-to-body
79.20 % 85.80 %
Features
Ambient light sensor, Proximity sensor Ambient light sensor, Proximity sensor

Hardware

System chip
Mediatek Helio P35 MT6765 (12 nm) Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53 		Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
PowerVR GE8320 PowerVR GE8320
RAM
3GB (LPDDR4) 4GB (LPDDR4)
Internal storage
32GB (eMMC 5.1), available to use: 19.8 GB 64GB (eMMC 5.1), available to use: 48.2 GB
Storage expansion
microSDXC up to 512 GB microSDXC up to 1024 GB
OS
Android (10), Samsung One UI Android (10), Samsung One UI UI

Battery

Capacity
4000 mAh 5000 mAh
Type
Li - Polymer, Not user replaceable Li - Polymer, Not user replaceable
Charging
Fast charging Samsung Adaptive Fast Charging
Max charge speed
Wired: 15.0W Wired: 15.0W

Camera

Rear
Quad camera Quad camera
Main camera
16 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/3.06"
Pixel size: 1 μm 		48 MP (Autofocus)
Aperture size: F2.0
Focal length: 26 mm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm 		5 MP (Ultra-wide)
Aperture size: F2.2
Third camera
2 MP (Macro)
Aperture size: F2.4 		2 MP (Macro)
Aperture size: F2.4
Fourth camera
2 MP (Depth information)
Aperture size: F2.4 		2 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps) 1920x1080 (Full HD) (30 fps)
Front
13 MP, Video capture: 1920x1080 (Full HD) 8 MP

Connectivity & Features

Bluetooth
5.0 5.0
Wi-Fi
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot 		802.11 b,g,n
Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0, Features: Charging Type-C (reversible), USB 2.0, Features: Charging, Mass storage device
Hearing aid compatible
M4/T3
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass Accelerometer
Other
NFC NFC

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Screen mirroring
Wireless screen share Wireless screen share,MirrorLink
Radio
FM

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600) Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+) Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 5(850), 8(900)
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
No
SIM type
Nano SIM Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Apr 17, 2020
FCC ID value: ZCASMA215U 		Date approved: Mar 11, 2021
FCC ID value: A3LSMA125U
Measured SAR
Head: 0.42 W/kg
Body: 1.27 W/kg
Simultaneous Transmission: 1.27 W/kg
Wireless Router: 1.27 W/kg 		Head: 1.14 W/kg
Body: 1.20 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg

Buyers information

MSRP
$ 250 € 179
In The Box
This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer. Power brick, USB cable, Headphones, Sim card extraction tool

Availability

Officially announced
Apr 08, 2020 Nov 24, 2020

Alternative variants

for Verizon
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
With 32GB storage
RAM 3GB
Internal storage 32GB
for Sprint
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)
With 128GB storage
RAM 6GB
Internal storage 128GB
FCC OKs Cingular\'s purchase of AT&T Wireless