Samsung Galaxy A31 vs Samsung Galaxy A02s

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

Display

Size:

6.4 inches
6.5 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 411 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI

Technology:

Super AMOLED
IPS LCD

Screen-to-body:

84.88 %
81.80 %

Features:

60Hz refresh rate, Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

MediaTek Helio P65 MT6768
Qualcomm Snapdragon 450 SDM450

Processor:

Octa-core, 2000 MHz, Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm
Octa-core, 1800 MHz, Cortex-A53, 64-bit, 14 nm

GPU:

Mali-G52 MC2
Adreno 506

RAM:

4GB LPDDR4
3GB

Internal storage:

64GB (eMMC 5.1), available to use: 46.2 GB
32GB (eMMC 5.1), available to use: 20.5 GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone

OS:

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

Battery

Capacity:

5000 mAh
5000 mAh

Type:

Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable

Charging:

Fast charging
Samsung Adaptive Fast Charging

Max charge speed:

Wired: 15.0W
Wired: 15.0W

Camera

Rear:

Quad camera
Triple camera

Main camera:

48 MP (PDAF)
13 MP (Autofocus)

Specifications:

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

Second camera:

8 MP (Ultra-wide)
2 MP (Macro)

Specifications:

Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.4

Third camera:

5 MP (Macro)
2 MP (Depth information)

Specifications:

Aperture size: F2.4
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) (30 fps)

Front:

20 MP
5 MP

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

6.27 x 2.88 x 0.34 inches (159.3 x 73.1 x 8.6 mm)
6.46 x 2.99 x 0.36 inches (164.2 x 75.9 x 9.1 mm)

Weight:

6.53 oz (185.0 g)
6.91 oz (196.0 g)

Materials:

Back: Plastic
Back: Plastic; Frame: Plastic

Biometrics:

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
Black, White, Blue

Cellular

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)

LTE (TDD):

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

UMTS:

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

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Screen mirroring:

Wireless screen share
Wireless screen share

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
4.2

Wi-Fi:

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

USB:

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

Features:

Charging, OTG
Charging, Mass storage device

Location:

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

Sensors:

Accelerometer, Gyroscope, Compass
Accelerometer

Other:

NFC

Buyers information

Price:

€ 300

In The Box:

Power brick, USB Cable, Headphones, Sim Card extractor tool

Availability

Officially announced:

Mar 24, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless