Save $30 on Apple Watch Series 10 at Back Market

Samsung Galaxy M30s vs Samsung Galaxy M31 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.

Comparison mode:
Specs Size
Differences only
Samsung Galaxy M30s
Samsung Galaxy M31
Samsung Galaxy M30s Samsung Galaxy M31
Released · Sep 29, 2019
Released · Mar 05, 2020
6.4-inch · 2340x1080px
6.4-inch · 2340x1080px
Triple camera
Quad camera
4GB · 64GB
6GB · 64GB
6000 mAh
6000 mAh
Check Accessories Check Accessories

Availability

Officially announced
Feb 25, 2020
Prices (MSRP)
€240

Design

Dimensions
6.26 x 2.96 x 0.35 inches
159 x 75.1 x 8.9 mm 		6.27 x 2.96 x 0.35 inches
159.2 x 75.1 x 8.9 mm
Weight
6.63 oz / 188.0 g 6.74 oz / 191.0 g
Materials
Back: Plastic Back: Plastic
Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, Blue, White Blue, Black, Red

Display

Size
6.4-inch, 84.11% screen-to-body 6.4-inch, 83.97% screen-to-body
Type
Super AMOLED Super AMOLED, 420 nits
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI 2340x1080px, 19.5:9 ratio, 403 PPI
Protection
Corning Gorilla Glass 3

Hardware

System chip
Samsung Exynos 9611 (10 nm) Exynos 9611 (10 nm)
Processor
Octa-core
2300 MHz
ARM Cortex-A73 and ARM Cortex-A53 		Octa-core
4x2.3GHz Cortex-A73
4x1.7G​Hz Cortex-A53
GPU
Mali-G72 MP3 Mali-G72 MP3
Memory
4GB (LPDDR4)/64GB 6GB (LPDDR4)/64GB (UFS 2.1)
6GB/128GB
Storage expansion
microSDXC up to 512 GB microSDXC up to 512 GB
OS
Android (11, 9.0 Pie) Android (11, 10)

Battery

Type
6000 mAh 6000 mAh, Li - Polymer
Charging
Fast charging Fast charging
Charge speed
Wired: 15.0W

Camera

Rear
Triple camera Quad camera
Main camera
48 MP (PDAF)
Aperture size: F2.0
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
Focal Length: 12 mm 		8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 12 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
5 MP (Depth information)
Aperture size: F2.2 		5 MP (Macro)
Aperture size: F2.2
Focal Length: 25 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
Fourth camera
5 MP (Depth information)
Aperture size: F2.2
Flash
LED LED
Video recording
4K UHD (30 fps), 1080p (60 fps), 720p (240 fps)
EIS 		4K UHD (30 fps), 1080p, 720p (240 fps)
Hyperlapse, EIS
Front
16 MP (HDR)
Video capture: 1080p (30 fps) 		32 MP (HDR, Slow-motion videos)
Video capture: 1080p (30 fps)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac 		dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C, USB 2.0 Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC NFC

Multimedia

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

Cellular

LTE Bands
1, 3, 5, 7, 8, 20 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66
TDD Bands
38, 40, 41 38, 40, 41
3G Bands
1, 2, 5, 8 1, 2, 4, 5, 8
Data Speed
LTE-A, 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

Regulatory Approval

FCC approval
Date approved: Feb 07, 2020
FCC ID value: A3LSMM315F
Measured SAR
Head: 0.42 W/kg
Body: 0.41 W/kg
Simultaneous Transmission: 1.54 W/kg
Wireless Router: 0.74 W/kg