Samsung Galaxy A31 vs Samsung Galaxy A70 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.

Samsung Galaxy A31 Samsung Galaxy A70
Released · Apr 27, 2020
Released · Apr 26, 2019
6.4-inch
6.7-inch
Quad camera
Triple camera
4GB · 64GB
6GB · 128GB
5000 mAh
4500 mAh
Check prices Check prices

Design

Dimensions
6.27 x 2.88 x 0.34 inches
159.3 x 73.1 x 8.6 mm
6.47 x 3.02 x 0.31 inches
164.3 x 76.7 x 7.9 mm
Weight
6.53 oz (185.0 g) 6.46 oz (183.0 g)
Materials
Back: Plastic Back: Plastic
Biometrics
Optical in-screen fingerprint 2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white Black, Pink, Blue, White

Display

Size
6.4-inch 6.7-inch
Resolution
2400x1080px, 20:9 ratio, 411 PPI 2400x1080px, 20:9 ratio, 393 PPI
Technology
Super AMOLED Super AMOLED
Refresh rate
60Hz
Screen-to-body
84.88 % 85.97 %
Features
Ambient light sensor, Proximity sensor Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
MediaTek Helio P65 MT6768 (12 nm) Qualcomm Snapdragon 675 SM6150 (11 nm)
Processor
Octa-core
2x 2.0GHz Cortex-A75 + 6x 2.0GHz Cortex-A55
Octa-core
2000 MHz
Kryo 460
GPU
Mali-G52 MC2 Adreno 612
RAM
4GB (LPDDR4) 6GB (LPDDR4)
Internal storage
64GB (eMMC 5.1), available to use: 46.2 GB 128GB, available to use: 108.3 GB
Storage expansion
microSDXC up to 512 GB microSDXC up to 512 GB
OS
Android (10), Samsung One UI Android (10, 9.0 Pie), Samsung One UI

Battery

Capacity
5000 mAh 4500 mAh
Type
Li - Polymer
Charging
Fast charging Samsung Adaptive Fast Charging
Charge speed
Wired: 15.0W

Camera

Rear
Quad camera Triple camera
Main camera
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Aperture size: F1.7
Focal length: 27 mm
Sensor size: 1/2.8"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
8 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera
5 MP (Macro)
Aperture size: F2.4
5 MP (Depth information)
Aperture size: F2.2
Focal Length: 24 mm
Sensor size: 1/5"
Pixel size: 1.12 μm
Fourth camera
5 MP (Depth information)
Aperture size: F2.4
Flash
LED LED
Video recording
1920x1080 (Full HD) (30 fps) 3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps)
Video calling, Video sharing
Front
20 MP, Video capture: 1920x1080 (Full HD) 32 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0 Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD) Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+) Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 5(850), 8(900) Bands 5(850), 8(900), 2(1900), 1(2100)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSPA
Dual SIM
Yes Yes
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Mar 08, 2020
FCC ID value: A3LSMA315GL
Date approved: Mar 28, 2019
FCC ID value: A3LSMA705FN
Measured SAR
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
Head: 0.26 W/kg
Body: 0.25 W/kg
Simultaneous Transmission: 0.89 W/kg
Wireless Router: 0.38 W/kg

Buyers information

MSRP
€ 300
In The Box
25W charger

Availability

Officially announced
Mar 24, 2020 Mar 26, 2019

Alternative variants

with 128GB storage
RAM 6GB
Internal storage 128GB
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