Samsung Galaxy A8 (2018) vs Samsung Galaxy A31
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Display
Size
Resolution
Technology
Super AMOLED
Super AMOLED
Screen-to-body
75.60 %
84.88 %
Features
Scratch-resistant glass (Corning Gorilla Glass 4), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Hardware
System chip
Samsung Exynos 5 Octa 7885
MediaTek Helio P65 MT6768
Processor
GPU
Mali-G71
Mali-G52 MC2
RAM
Internal storage
64GB
64GB (eMMC 5.1), available to use: 46.2 GB
Storage expansion
microSDXC up to 256 GB
microSDXC up to 512 GB
OS
Android (9.0 Pie, 8.0 Oreo, 7.1 Nougat), Samsung One UI
Android (10), Samsung One UI
Battery
Capacity
3000 mAh
5000 mAh
Type
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging
Fast charging
Fast charging
Max charge speed
Wired: 15.0W
Camera
Rear
Single camera
Quad camera
Main camera
Specifications
Aperture size: F1.7
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Specifications
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
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) (30 fps)
Features
Hyperlapse, EIS, Video calling, Video sharing
Front
16 MP (Dual-Camera)
20 MP
Design
Dimensions
Weight
the average is 6.2 oz (176 g)
the average is 6.2 oz (176 g)
Materials
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Plastic
Resistance
Water, Dust; IP 68
Biometrics
Fingerprint (touch)
In-screen fingerprint
Features
Notification light
Colors
Black, Gold, Orchid grey, Blue
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white
Cellular
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)
LTE (TDD)
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
Yes
SIM type
Nano SIM
Nano SIM
Multimedia
Headphones
3.5mm jack
3.5mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share
Wireless screen share
Radio
FM
Additional microphone(s)
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth
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
USB
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features
Charging, Mass storage device
Charging, OTG
Location
GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass
Other
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC
Regulatory Approval
Measured SAR
Head
0.26 W/kg
Body
0.76 W/kg
Simultaneous Transmission
1.54 W/kg
Wireless Router
0.98 W/kg
Buyers information
Price
€ 300
