Samsung Galaxy A21s 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.

7.5
Samsung Galaxy A21s	Samsung Galaxy A12
Released · Jun 19, 2020	Released · Dec 21, 2020
6.5-inch · 1600x720px	6.5-inch · 1600x720px
Quad camera	Quad camera
3GB · 32GB	4GB · 64GB
5000 mAh	5000 mAh

Design

Dimensions
6.44 x 2.96 x 0.35 inches 163.7 x 75.3 x 8.9 mm	6.46 x 2.98 x 0.35 inches 164 x 75.8 x 8.9 mm
Weight
6.77 oz (192.0 g)	7.23 oz (205.0 g)
Materials
	Back: Plastic Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch)	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, White, Blue, Red	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
TFT	LCD
Screen-to-body
82.94 %	85.80 %
Features
Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 850	Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core 8x 2.0GHz Cortex-A55	Octa-core 4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Mali-G76	PowerVR GE8320
Memory
3GB (LPDDR4)/32GB (eMMC 5.1)	4GB (LPDDR4)/64GB (eMMC 5.1)
Storage expansion
microSDXC up to 512 GB	microSDXC up to 1024 GB
OS
Android (10)	Android (10)

Battery

Type
5000 mAh, Li - Polymer	5000 mAh, Li - Polymer
Charging
Fast charging	Samsung Adaptive Fast Charging
Charge speed
	Wired: 15.0W

Battery Life Estimate

Untested

Browsing

Untested

Video

11h 9min

Gaming

7h 48min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Camera

Rear
Quad camera	Quad camera
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 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
1080p (30 fps)	1080p (30 fps)
Front
13 MP Video capture: 1080p	8 MP

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
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, USB 2.0	Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope	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

Cellular

4G (FDD)
Bands 1, 2, 3, 5, 7, 8, 20, 28	Bands 1, 3, 5, 7, 8, 20, 28
4G (TDD)
Bands 38, 40, 41	Bands 38, 40, 41
3G
Bands 1, 2, 5, 8	Bands 1, 5, 8
Data Speed
LTE-A, 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
Yes	No
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
	Date approved: Mar 11, 2021 FCC ID value: A3LSMA125U
Measured SAR
	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
€ 240	€ 179
In The Box
	Power brick, USB cable, Headphones, Sim card extraction tool

Availability

Officially announced
May 15, 2020	Nov 24, 2020

Alternative variants

with 4GB RAM


Memory	4GB/64GB

With 32GB storage


Memory	3GB/32GB

with 6GB RAM


Memory	6GB/64GB

With 128GB storage


Memory	6GB/128GB

Links

Full specifications
Samsung Galaxy A21s Specs	Samsung Galaxy A12 Specs
PhoneArena Review
Samsung Galaxy A21s Review