Samsung Galaxy A31 vs Samsung Galaxy S7 edge

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$250 VIEW ON AMAZON
$350 VIEW ON AMAZON

Display

Size

6.4 inches
5.5 inches

Resolution

2400 x 1080 pixels, 20:9 ratio,
411 PPI
2560 x 1440 pixels,
534 PPI

Technology

Super AMOLED
Super AMOLED

Screen-to-body

84.88 %
76.09 %

Features

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

Hardware & Performance

System chip

MediaTek Helio P65 MT6768
Qualcomm Snapdragon 820 MSM8996

Processor

Octa-core, 2000 MHz, Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm
Quad-core, 2200 MHz, Kryo, 64-bit, 14 nm

GPU

Mali-G52 MC2
Adreno 530

RAM

4GB LPDDR4
4GB LPDDR4

Internal storage

64GB
32GB

Storage expansion

microSDXC up to 512 GB
microSDXC up to 200 GB

OS

Android (10), Samsung One UI
Android (8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow), Samsung TouchWiz UI

Battery

Capacity

5000 mAh
3600 mAh

Type

Not user replaceable
Li - Ion, Not user replaceable

Charging

Fast charging
Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging

Camera

Rear

Quad camera
Single camera

Main camera

48 MP (PDAF)
12 MP (OIS, PDAF)

Specifications

Aperture size: F2.0; Pixel size: 0.8 μm
Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.5"; Pixel size: 1.4 μm

Second camera

8 MP (Ultra-wide)
 

Specifications

Aperture size: F2.2
 

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)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)

Features

 
HDR, Picture-taking during video recording, Video calling, Video sharing

Front

20 MP
5 MP (HDR)

Design

Dimensions

6.27 x 2.88 x 0.34 inches (159.3 x 73.1 x 8.6 mm)
5.94 x 2.86 x 0.30 inches (150.9 x 72.6 x 7.7 mm)

Weight

6.53 oz (185 g)
the average is 6.4 oz (184 g)
5.54 oz (157 g)
the average is 6.4 oz (184 g)

Materials

Back: Plastic
Back: Glass (Corning Gorilla Glass 4); Frame: Aluminum

Resistance

 
Water, Dust; IP 68

Biometrics

In-screen fingerprint
Fingerprint (touch)

Features

 
Touch sensitive control keys

Colors

Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white
Black, Gold, Silver, White, Pink gold, Black pearl, Coral blue

Cellular

LTE (FDD)

 
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 18(800 Lower), 19(800 Upper), 20(800 DD), 29(700 d), 30(2300 WCS)

LTE (TDD)

 
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)

UMTS

 
850, 1700/2100, 1900, 2100 MHz

Data Speed

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 9 (450/50 Mbit/s), HSPA

Dual SIM

Yes
 

SIM type

Nano SIM
Nano SIM

HD Voice

 
Yes

VoLTE

 
Yes

Multimedia

Headphones

 
3.5mm jack

Features

 
Album art cover, Background playback

Connectivity & Features

Bluetooth

Yes
4.2

Wi-Fi

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band, e; Multiple antennas, MIMO, Wi-Fi Direct, Hotspot

USB

Type-C (reversible)
microUSB, USB 2.0

Features

Charging
Charging, OTG, Mass storage device

Sensors

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

Other

 
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync

Shopping information

MSRP

 
$ 799
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