Samsung Galaxy M20 vs Samsung Galaxy M31

$250 VIEW ON AMAZON
$413 VIEW ON eBay

Display

Size

6.3 inches
6.4 inches

Resolution

2340 x 1080 pixels, 19.5:9 ratio,
409 PPI
2340 x 1080 pixels, 19.5:9 ratio,
403 PPI

Technology

IPS LCD
Super AMOLED

Screen-to-body

83.67 %
83.97 %

Features

Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Samsung Exynos 7 Octa 7904
Exynos 9611

Processor

Octa-core, 1800 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2300 MHz, Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm

GPU

Mali-G71 MP2
Mali-G72 MP3

RAM

4GB LPDDR4
6GB LPDDR4

Internal storage

64GB
64GB

Storage expansion

microSDXC up to 512 GB
microSDXC up to 512 GB

OS

Android (10, 9.0 Pie, 8.1 Oreo), Samsung One UI
Android (10), Samsung One UI

Battery

Capacity

5000 mAh
6000 mAh

Type

Li - Polymer, Not user replaceable
Not user replaceable

Charging

Samsung Adaptive Fast Charging
 

Camera

Rear

Dual camera
Quad camera

Main camera

13 MP (PDAF)
64 MP (PDAF)

Specifications

Aperture size: F1.9; Sensor size: 1/3.1"; Pixel size: 1.12 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Second camera

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

Specifications

Aperture size: F2.2; Focal Length: 12 mm
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

 
Hyperlapse, EIS

Front

8 MP (HDR)
32 MP (HDR, Slow-motion videos)

Design

Dimensions

6.16 x 2.93 x 0.35 inches (156.4 x 74.5 x 8.8 mm)
6.27 x 2.96 x 0.35 inches (159.2 x 75.1 x 8.9 mm)

Weight

6.56 oz (186 g)
the average is 6.4 oz (184 g)
6.74 oz (191 g)
the average is 6.4 oz (184 g)

Materials

Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic

Biometrics

2D Face unlock, Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Colors

Ocean blue, Charcoal black
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), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed

LTE-A Cat 12/13 (600/150 Mbit/s), 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

SIM type

Nano SIM
Nano SIM

VoLTE

Yes
Yes

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

Dolby Atmos, Album art cover, Background playback
Dolby Atmos

Connectivity & Features

Bluetooth

5.0
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

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

Features

Charging
Charging

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Other

NFC
 

Shopping information

In The Box

 
15W fast charger, Data cable, Ejection pin, User Manual
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