Samsung Galaxy J7 Prime vs Samsung Galaxy M31
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Display
Size
Resolution
Technology
IPS LCD
Super AMOLED
Screen-to-body
73.39 %
83.97 %
Features
Scratch-resistant glass (Corning Gorilla Glass), Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip
Samsung Exynos 7 Octa 7870
Exynos 9611
Processor
GPU
Mali-T830 MP2
Mali-G72 MP3
RAM
Internal storage
16GB
64GB
Storage expansion
microSDXC up to 256 GB
microSDXC up to 512 GB
OS
Android (7.0 Nougat, 6.0 Marshmallow), Samsung Experience UI
Android (10), Samsung One UI
Battery
Capacity
3300 mAh
6000 mAh
Type
Li - Ion, Not user replaceable
Not user replaceable
Camera
Rear
Single camera
Quad camera
Main camera
Specifications
Aperture size: F1.9
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Specifications
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Third camera
5 MP (Macro)
Specifications
Aperture size: F2.2; Focal Length: 25 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Fourth camera
5 MP (Depth information)
Specifications
Aperture size: F2.2
Video recording
1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (240 fps)
Features
Video calling, Video sharing
Hyperlapse, EIS
Front
8 MP
32 MP (HDR, Slow-motion videos)
Design
Dimensions
Weight
5.89 oz
6.74 oz
167.0 g
191.0 g
Materials
Back: Metal
Back: Plastic; Frame: Plastic
Biometrics
Fingerprint (touch)
2D Face unlock, Fingerprint (touch)
Features
Touch sensitive control keys
Colors
Black, Gold, Rose gold
Ocean blue, Space black
Cellular
LTE (FDD)
Bands 1(2100), 3(1800), 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), 13(700 c), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
LTE (TDD)
Bands 38(2600), 40(2300)
Bands 38(2600), 40(2300), 41(2600+)
UMTS
850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
SIM type
Nano SIM
Nano SIM
VoLTE
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features
Album art cover, Background playback
Dolby Atmos
Screen mirroring
Wireless screen share
Wireless screen share
Radio
FM
Additional microphone(s)
for Noise cancellation
Connectivity & Features
Bluetooth
4.1
5.0
Wi-Fi
802.11 b, g, n; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0
Type-C (reversible), USB 2.0
Features
Charging, OTG, Mass storage device
Charging
Location
GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer
Accelerometer, Gyroscope, Compass
Other
ANT+, Tethering, Computer sync, OTA sync
Buyers information
In The Box
15W fast charger, Data cable, Ejection pin, User Manual
