Notification Center

This is our new notification center. Inside, you will find updates on the most important things happening right now.

Notifications

Hmm, push notifications seem to be disabled in your browser. You can enable them from the 'Settings' icon in the URL bar of your browser.

www.phonearena.com

Samsung Galaxy A8 (2018) vs Samsung Galaxy A31 vs Samsung Galaxy A32

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

Comparison mode:

Display

Size:

5.6 inches
6.4 inches
6.5 inches

Resolution:

2220 x 1080 pixels, 18.5:9 ratio, 441 PPI
2400 x 1080 pixels, 20:9 ratio, 411 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI

Technology:

Super AMOLED
Super AMOLED
TFT

Refresh rate:

60Hz
60Hz

Screen-to-body:

75.60 %
84.88 %
81.58 %

Features:

Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 5 Octa 7885
MediaTek Helio P65 MT6768
MediaTek Dimensity 720 MT6853

Processor:

Octa-core, 2200 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
Octa-core, 2000 MHz, Cortex-A76 and Cortex-A55, 64-bit, 7 nm

GPU:

Mali-G71
Mali-G52 MC2
Mali-G57 MC3

RAM:

4GB LPDDR4
4GB LPDDR4
4GB LPDDR4

Internal storage:

64GB
64GB (eMMC 5.1), available to use: 46.2 GB
64GB (UFS 2.2)

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat), Samsung One UI
Android (10), Samsung One UI
Android

Battery

Capacity:

3000 mAh
5000 mAh
5000 mAh

Type:

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

Charging:

Fast charging
Fast charging

Max charge speed:

Wired: 15.0W
Wired: 15.0W

Camera

Rear:

Single camera
Quad camera
Quad camera

Main camera:

16 MP (PDAF)
48 MP (PDAF)
48 MP (Autofocus, PDAF)

Specifications:

Aperture size: F1.7
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8

Second camera:

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

Specifications:

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

Third camera:

5 MP (Macro)
2 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Fourth camera:

5 MP (Depth information)
2 MP (Depth information)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Video recording:

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

Features:

Hyperlapse, EIS, Video calling, Video sharing

Front:

16 MP (Dual-Camera)
20 MP
13 MP

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

5.87 x 2.78 x 0.33 inches (149.2 x 70.6 x 8.4 mm)
6.27 x 2.88 x 0.34 inches (159.3 x 73.1 x 8.6 mm)
6.46 x 3.00 x 0.36 inches (164.2 x 76.1 x 9.1 mm)

Weight:

6.07 oz (172.0 g)
6.53 oz (185.0 g)
7.23 oz (205.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Plastic
Back: Plastic; Frame: Metal

Resistance:

Water, Dust; IP68

Biometrics:

Fingerprint (touch)
In-screen fingerprint
Fingerprint (touch)

Features:

Notification light

Keys:

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

Colors:

Black, Gold, Orchid grey, Blue
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white
Awesome black, Awesome white, Awesome blue, Awesome violet

Cellular

5G:

n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n66, n78, n79

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
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), 66(AWS-3)

LTE (TDD):

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

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
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 Cat 11 (600/75 Mbit/s), HSPA, HSUPA
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
Yes
Shared with microSD

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback
Dolby Atmos, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
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; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac; Wi-Fi Direct, Hotspot

USB:

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

Features:

Charging, Mass storage device
Charging, OTG
Charging

Location:

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

Sensors:

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

Other:

NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC
NFC

Regulatory Approval

FCC approval:

Date approved:

Nov 14, 2017
Mar 08, 2020
Mar 08, 2021

FCC ID value:

A3LSMA530F
A3LSMA315GL
A3LSMA326U

Measured SAR:

Head:

0.26 W/kg
0.53 W/kg
0.57 W/kg

Body:

0.76 W/kg
0.56 W/kg
1.17 W/kg

Simultaneous Transmission:

1.54 W/kg
1.42 W/kg
1.59 W/kg

Wireless Router:

0.98 W/kg
0.65 W/kg
1.02 W/kg

Phablet:

0.89 W/kg

Buyers information

Price:

€ 300
€ 280

Availability

Officially announced:

Dec 19, 2017
Mar 24, 2020
Jan 13, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless