Samsung Galaxy A31 vs Samsung Galaxy A72 Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

6.4 inches
6.7 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 411 PPI
2400 x 1080 pixels, 20:9 ratio, 393 PPI

Technology:

Super AMOLED
Super AMOLED

Refresh rate:

60Hz
90Hz

Screen-to-body:

84.88 %
84.74 %

Features:

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

MediaTek Helio P65 MT6768 (12 nm)
Qualcomm Snapdragon 720G SM7125 (8 nm)

Processor:

Octa-core, 2x 2.0GHz Cortex-A75 + 6x 2.0GHz Cortex-A55, 64-bit
Octa-core, 2x 2.3GHz Kryo 465 + 6x 1.8GHz Kryo 465, 64-bit

GPU:

Mali-G52 MC2
Adreno 618

RAM:

4GB LPDDR4
6GB

Internal storage:

64GB (eMMC 5.1), available to use: 46.2 GB
128GB (UFS)

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone

OS:

Android (10), Samsung One UI
Android (11), One UI 3.0 UI

Battery

Capacity:

5000 mAh
5000 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Charging:

Fast charging
Qualcomm Quick Charge 2.0

Max charge speed:

Wired: 15.0W
Wired: 25.0W

Camera

Rear:

Quad camera
Quad camera

Main camera:

48 MP (PDAF)
64 MP (OIS, PDAF)

Specifications:

Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)
8 MP (Telephoto, OIS, Autofocus)

Specifications:

Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Optical zoom: 3.0x; Aperture size: F2.4; Pixel size: 1.0 μm

Third camera:

5 MP (Macro)
5 MP (Ultra-wide)

Specifications:

Aperture size: F2.4
Aperture size: F2.2; Pixel size: 1.12 μm

Fourth camera:

5 MP (Depth information)
5 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4; Pixel size: 1.12 μm

Flash:

LED
LED

Video recording:

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD)

Features:

Continuous autofocus, Picture-taking during video recording

Front:

20 MP
32 MP

Video capture:

1920x1080 (Full HD)
3840x2160 (4K UHD) (30 fps)

Design

Dimensions:

6.27 x 2.88 x 0.34 inches (159.3 x 73.1 x 8.6 mm)
6.50 x 3.05 x (165 x 77.4 x 8.4 mm)

Weight:

6.53 oz (185.0 g)
7.16 oz (203.0 g)

Materials:

Back: Plastic
Back: Plastic

Materials & Colors:

Black, Blue, White, Violet

Resistance:

Water, Dust; IP67

Biometrics:

In-screen fingerprint
2D Face unlock, In-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white

Cellular

4G (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)

4G (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

3G:

Bands 1(2100), 2(1900), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A, 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
Shared with microSD

SIM type:

Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band, 802.1x; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0

Features:

Charging, OTG
Charging, OTG

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Pedometer, Compass, Hall (for flip covers)

Other:

NFC
NFC

Regulatory Approval

FCC approval:

Date approved:

Mar 08, 2020
Jan 26, 2021

FCC ID value:

A3LSMA315GL
A3LSMA725M

Measured SAR:

Head:

0.53 W/kg
0.29 W/kg

Body:

0.56 W/kg
0.30 W/kg

Simultaneous Transmission:

1.42 W/kg
1.56 W/kg

Wireless Router:

0.65 W/kg
0.59 W/kg

Phablet:

0.89 W/kg

EU SAR:

Head:

0.23 W/kg

Body:

1.17 W/kg

Buyers information

Price:

€ 300
€ 449

Availability

Officially announced:

Mar 24, 2020
Mar 17, 2021
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