Samsung Galaxy A20 vs Samsung Galaxy A31

Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone comparison tool or pick a popular device from the ones below.

$159 VIEW ON AMAZON

$250 VIEW ON AMAZON

Display

Size

6.4 inches

Resolution

1560 x 720 pixels, 19.5:9 ratio,

268 PPI

2400 x 1080 pixels, 20:9 ratio,

411 PPI

Technology

Super AMOLED

Screen-to-body

84.95 %

84.88 %

Features

Proximity sensor

Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Samsung Exynos 7884

MediaTek Helio P65 MT6768

Processor

Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm

Octa-core, 2000 MHz, Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm

GPU

Mali-G71 MP2

Mali-G52 MC2

RAM

3GB LPDDR4

4GB LPDDR4

Internal storage

32GB

64GB

Storage expansion

microSDXC up to 512 GB

OS

Android (9.0 Pie), Samsung One UI

Android (10), Samsung One UI

Battery

Capacity

4000 mAh

5000 mAh

Type

Not user replaceable

Charging

Samsung Adaptive Fast Charging

Fast charging

Camera

Rear

Dual camera

Quad camera

Main camera

13 MP (Autofocus)

48 MP (PDAF)

Specifications

Aperture size: F1.9; Focal length: 27 mm; Sensor size: 1/3.1"; Pixel size: 1.12 μm

Aperture size: F2.0; Pixel size: 0.8 μm

Second camera

5 MP (Ultra-wide)

8 MP (Ultra-wide)

Specifications

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/5"; Pixel size: 1.12 μm

Aperture size: F2.2

Third camera

5 MP (Macro)

Specifications

Aperture size: F2.4

Fourth camera

5 MP (Depth information)

Specifications

Aperture size: F2.4

Video recording

1920x1080 (Full HD) (30 fps)

1920x1080 (Full HD)

Front

8 MP

20 MP

Design

Dimensions

6.24 x 2.94 x 0.31 inches (158.4 x 74.7 x 7.8 mm)

6.27 x 2.88 x 0.34 inches (159.3 x 73.1 x 8.6 mm)

Weight

5.96 oz (169 g)

6.53 oz (185 g)

Materials

Back: Plastic

Biometrics

2D Face unlock, Fingerprint (touch)

In-screen fingerprint

Colors

Black,Deep blue, Red

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

Cellular

LTE (FDD)

Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)

UMTS

850, 900, 1900, 2100 MHz

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

Dual SIM

Yes

SIM type

Nano SIM

Multimedia

Headphones

3.5mm jack

Features

Dolby Atmos

Connectivity & Features

Bluetooth

5.0

Yes

Wi-Fi

802.11 a, b, g, n, ac; Wi-Fi Direct, Hotspot

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

USB

Type-C (reversible), USB 2.0

Type-C (reversible)

Features

Charging

Sensors

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

Accelerometer, Gyroscope, Compass

Shopping information

MSRP

$ 250

Shop Links

Samsung Galaxy A20

$159

$140

Samsung Galaxy A31

$250

$346