Samsung Galaxy A21 vs Samsung Galaxy A72 Specs Comparison

Availability

Officially announced
Apr 08, 2020	Mar 17, 2021
Prices (MSRP)
$250	€449

Design

Dimensions
6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm	6.50 x 3.05 x 165 x 77.4 x 8.4 mm
Weight
6.81 oz / 193.0 g	7.16 oz / 203.0 g
Materials
Back: Plastic Frame: Plastic	Back: Plastic
Materials & Colors
	Black, Blue, White, Violet
Resistance
	Water, Dust; IP67
Biometrics
Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black

Display

Size
6.5-inch, 79.20% screen-to-body	6.7-inch, 84.74% screen-to-body
Type
IPS LCD, 60Hz	Super AMOLED, 90Hz
Resolution
1600x720px, 20:9 ratio, 270 PPI	2400x1080px, 20:9 ratio, 393 PPI

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1.6 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Mediatek Helio P35 MT6765 (12 nm)	Snapdragon 720G SM7125 (8 nm)
Processor
Octa-core 4x2.3GHz Cortex-A53 4x1.8G​Hz Cortex-A53	Octa-core 2x2.3GHz Kryo 465 6x1.8GHz Kryo 465
GPU
PowerVR GE8320	Adreno 618
Memory
3GB (LPDDR4)/32GB (eMMC 5.1)	6GB/128GB (UFS) 8GB/256GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 1024 GB
OS
Android (10)	Android (11)

Battery

Type
4000 mAh, Li - Polymer	5000 mAh
Charging
Fast charging	Qualcomm Quick Charge 2.0
Charge speed
Wired: 15.0W	Wired: 25.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 22min

Browsing

13h 42min

Video

9h 19min

Gaming

10h 5min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Quad camera
Main camera
16 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3.06" Pixel size: 1 μm	64 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.7" Pixel size: 0.8 μm
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 Pixel size: 1.12 μm
Third camera
2 MP (Macro) Aperture size: F2.4	8 MP (Telephoto, OIS, Autofocus) Optical zoom: 3.0x Aperture size: F24.0 Pixel size: 1.0 μm
Fourth camera
2 MP (Depth information) Aperture size: F2.4	5 MP (Macro) Aperture size: F2.4 Pixel size: 1.12 μm
Flash
LED	LED
Video recording
1080p (30 fps)	4K UHD (30 fps), 1080p Continuous autofocus, Picture-taking during video recording
Front
13 MP Video capture: 1080p	32 MP Video capture: 4K UHD (30 fps)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band,802.1x Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Pedometer, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Hearing aid compatible
M4/T3
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
	Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 32, 66
4G (TDD) Bands
38, 39, 40, 41	38, 40, 41
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U	Date approved: Jan 26, 2021 FCC ID value: A3LSMA725M
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: 0.29 W/kg Body: 0.30 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 0.59 W/kg
EU SAR
	Head: 0.23 W/kgBody: 1.17 W/kg

Alternative variants

for Verizon

4G (FDD) Bands	1, 2, 3, 5, 7, 8, 20, 28
4G (TDD) Bands	38, 40, 41
3G Bands	5, 8, 2, 1

with 8GB RAM and 256GB storage

Memory	8GB/256GB

for Sprint

4G (FDD) Bands	2, 3, 4, 5, 7, 12, 13, 25, 26, 66, 71
4G (TDD) Bands	41

Discover more

Full Specs Samsung Galaxy A21 Specs

Full Specs Samsung Galaxy A72 Specs PA Review Samsung Galaxy A72 Review