Samsung Galaxy S10 vs Samsung Galaxy A31 Specs Comparison

Availability

Officially announced
Feb 20, 2019	Mar 24, 2020
Prices (MSRP)
8GB/128GB - $900	€300

Design

Dimensions
5.90 x 2.77 x 0.31 inches 149.9 x 70.4 x 7.8 mm	6.27 x 2.88 x 0.34 inches 159.3 x 73.1 x 8.6 mm
Weight
5.54 oz / 157.0 g	6.53 oz / 185.0 g
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Aluminum	Back: Plastic
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Optical in-screen fingerprint
Keys
Left: Volume control, Other; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Prism blue, Prism black, Prism white, Prism green, Flamingo pink	Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white

Display

Size
6.1-inch, 88.66% screen-to-body	6.4-inch, 84.88% screen-to-body
Type
Dynamic AMOLED, HDR	Super AMOLED, 60Hz
Resolution
3040x1440px, 19:9 ratio, 550 PPI	2400x1080px, 20:9 ratio, 411 PPI
Protection
Corning Gorilla Glass 6

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
1 (Excellent)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 855 (7 nm)	MediaTek Helio P65 MT6768 (12 nm)
Processor
Octa-core Kryo 485	Octa-core 2x2.0GHz Cortex-A75 6x2.0G​Hz Cortex-A55
GPU
Adreno 640	Mali-G52 MC2
Memory
8GB (LPDDR4)/128GB 8GB/512GB	4GB (LPDDR4)/64GB (eMMC 5.1) 6GB/128GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie)	Android (10)

PhoneArena Performance Test

GeekBench 6 Single
839	Untested
GeekBench 6 Multi
1820	Untested
3D Mark High
Untested	Untested
3D Mark Low
Untested	Untested

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
3400 mAh, Li - Ion	5000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging	Fast charging
Charge speed
	Wired: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

4h 15min

Browsing

8h 9min

Video

7h 18min

Gaming

5h 35min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Quad camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.5/F2.4 Focal length: 26 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
16 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/3.1" Pixel size: 1 μm	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
12 MP (Telephoto, OIS, PDAF) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 52 mm Sensor size: 1/3.6" Pixel size: 1 μm	5 MP (Macro) Aperture size: F2.4
Fourth camera
	5 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) HDR, Time-lapse video, Hyperlapse, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing	1080p (30 fps)
Front
10 MP (Autofocus, HDR) Video capture: 4K UHD	20 MP Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 3.1	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Heart rate, Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M4/T4
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, ANT+	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
32-Bit DAC, Dolby Atmos, aptX-HD
Screen mirroring
	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71	1, 2, 3, 4, 5, 7, 8, 20
4G (TDD) Bands
38, 39, 40, 41, 46	38, 40, 41
3G Bands
1, 2, 4, 5, 8	1, 2, 5, 8
Data Speed
LTE-A Pro Cat 20 (2000/150 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
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Feb 01, 2019 FCC ID value: A3LSMG973U	Date approved: Mar 08, 2020 FCC ID value: A3LSMA315GL
Measured SAR
Head: 0.39 W/kg Body: 1.37 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.35 W/kg Phablet: 3.99 W/kg	Head: 0.53 W/kg Body: 0.56 W/kg Simultaneous Transmission: 1.42 W/kg Wireless Router: 0.65 W/kg Phablet: 0.89 W/kg

Alternative variants

International version

System chip	Samsung Exynos 9 9820 (8 nm)
Processor	Octa-core 2700 MHz Exynos M4, ARM Cortex-A75 and ARM Cortex-A55
GPU	Mali-G76 MP12
Dual SIM	Yes
FCC approval	Date approved: Feb 15, 2019 FCC ID value: A3LSMG973F
Measured SAR	Head: 0.35 W/kg Body: 0.79 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.07 W/kg Phablet: 2.96 W/kg

with 128GB storage

Memory	6GB/128GB

with 512 GB storage

Memory	512GB
Prices (MSRP)	$1150

Discover more

Full Specs Samsung Galaxy S10 Specs PA Review Samsung Galaxy S10 Review

Full Specs Samsung Galaxy A31 Specs