Samsung Galaxy A31 vs realme 8 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

Samsung Galaxy A31 realme 8
Released · Apr 27, 2020
Released · Mar 25, 2021
6.4-inch · 2400x1080px
6.4-inch · 2400x1080px
Quad camera
Quad camera
4GB · 64GB
4GB · 128GB
5000 mAh
5000 mAh
Check prices Check prices

Design

Dimensions
6.27 x 2.88 x 0.34 inches
159.3 x 73.1 x 8.6 mm
6.32 x 2.91 x 0.31 inches
160.6 x 73.9 x 8 mm
Weight
6.53 oz (185.0 g) 6.24 oz (177.0 g)
Materials
Back: Plastic Back: Plastic
Frame: Plastic
Biometrics
Optical in-screen fingerprint Optical 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 Cyber Silver, Cyber Black

Display

Size
6.4-inch 6.4-inch
Resolution
2400x1080px, 20:9 ratio, 411 PPI 2400x1080px, 20:9 ratio, 411 PPI
Technology
Super AMOLED Super AMOLED
Refresh rate
60Hz 60Hz
Screen-to-body
84.88 % 83.34 %
Peak brightness
1000 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Helio P65 MT6768 (12 nm) MediaTek Helio G95 MT6785V (12 nm)
Processor
Octa-core
2x 2.0GHz Cortex-A75 + 6x 2.0GHz Cortex-A55
Octa-core
2050 MHz
Cortex-A76
GPU
Mali-G52 MC2 Mali G76
RAM
4GB (LPDDR4) 4GB (LPDDR4)
Internal storage
64GB (eMMC 5.1), available to use: 46.2 GB 128GB (UFS 2.1)
Storage expansion
microSDXC up to 512 GB microSDXC
OS
Android (10), Samsung One UI Android (11), realme 2.0 UI

Battery

Capacity
5000 mAh 5000 mAh
Type
Li - Polymer Li - Polymer
Charging
Fast charging Fast charging
Charge speed
Wired: 15.0W Wired: 30.0W

Camera

Rear
Quad camera Quad camera
Main camera
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
64 MP (PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 16 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
5 MP (Macro)
Aperture size: F2.4
2 MP (Macro)
Aperture size: F2.4
Fourth camera
5 MP (Depth information)
Aperture size: F2.4
2 MP (Black and White)
Aperture size: F2.4
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps) 3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Time-lapse video, Picture-taking during video recording, EIS
Front
20 MP, Video capture: 1920x1080 (Full HD) 16 MP (HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.1
WLAN
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, USB 2.0 Type-C, USB 2.0
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, Compass
Other
NFC

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation Noise cancellation

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), 3(1800), 5(850), 8(900)
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 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
Dual SIM
Yes No
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 08, 2020
FCC ID value: A3LSMA315GL
Measured SAR
Head: 0.53 W/kg
Body: 0.56 W/kg
Simultaneous Transmission: 1.42 W/kg
Wireless Router: 0.65 W/kg
Phablet: 0.89 W/kg

Buyers information

MSRP
€ 300 € 199
In The Box
USB Type-C Cable, 5V6A Charge Adapter, SIM Card Needle, Screen Protect Film, Protect Case, Quick Start Guide, Important Product Information (including the Warranty Card)

Availability

Officially announced
Mar 24, 2020 Mar 24, 2021

Alternative variants

with 128GB storage
RAM 6GB
Internal storage 128GB
With 6GB RAM
RAM 6GB
With 8 GB RAM
RAM 8GB
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