Samsung Galaxy A30s vs Samsung Galaxy A31

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Display

Size

6.4 inches
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
Super AMOLED

Screen-to-body

84.95 %
84.88 %

Features

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

Hardware & Performance

System chip

Samsung Exynos 7 Octa 7885
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

4GB LPDDR4
4GB LPDDR4

Internal storage

128GB
64GB

Storage expansion

microSDXC up to 512 GB
microSDXC up to 512 GB

OS

Android (9.0 Pie)
Android (10), Samsung One UI

Battery

Capacity

4000 mAh
5000 mAh

Type

Li - Polymer, Not user replaceable
Not user replaceable

Charging

Fast charging
Fast charging

Camera

Rear

Triple camera
Quad camera

Main camera

 
48 MP (PDAF)

PDAF
 

Specifications

Aperture size: F1.7
Aperture size: F2.0; Pixel size: 0.8 μm

Second camera

8 MP (Ultra-wide)
8 MP (Ultra-wide)

Specifications

Aperture size: F2.2; Focal Length: 13 mm
Aperture size: F2.2

Third camera

5 MP (Depth information)
5 MP (Macro)

Specifications

Aperture size: F2.2
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

16 MP
20 MP

Design

Dimensions

6.24 x 2.94 x 0.30 inches (158.5 x 74.7 x 7.7 mm)
6.27 x 2.88 x 0.34 inches (159.3 x 73.1 x 8.6 mm)

Weight

5.86 oz (166 g)
the average is 6.4 oz (184 g)
6.53 oz (185 g)
the average is 6.4 oz (184 g)

Materials

 
Back: Plastic

Biometrics

In-screen fingerprint
In-screen fingerprint

Colors

Prism crush black, Prism crush white, Prism crush violet, Prism crush green
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white

Cellular

LTE (FDD)

Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
 

LTE (TDD)

Bands 38(2600), 40(2300), 41(2600+)
 

UMTS

850, 900, 1900, 2100 MHz
 

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

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
 

Connectivity & Features

Bluetooth

5.0
Yes

Wi-Fi

802.11 a, b, g, n, ac, dual-band; 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
Charging

Sensors

Accelerometer, Compass
Accelerometer, Gyroscope, Compass
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