Google Pixel 2 vs Samsung Galaxy A31 Specs Comparison

Availability

Officially announced
Oct 04, 2017	Mar 24, 2020
Prices (MSRP)
$749	€300

Design

Dimensions
5.74 x 2.74 x 0.31 inches 145.7 x 69.7 x 7.8 mm	6.27 x 2.88 x 0.34 inches 159.3 x 73.1 x 8.6 mm
Weight
5.04 oz / 143.0 g	6.53 oz / 185.0 g
Materials
Back: Aluminum, Glass	Back: Plastic
Resistance
Water, Dust; IP67
Biometrics
Fingerprint (touch)	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Blue, White	Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white

Display

Size
5.0-inch, 67.92% screen-to-body	6.4-inch, 84.88% screen-to-body
Type
AMOLED	Super AMOLED, 60Hz
Resolution
1920x1080px, 16:9 ratio, 441 PPI	2400x1080px, 20:9 ratio, 411 PPI
Protection
Corning Gorilla Glass 5

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
2 (Good)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 835 MSM8998 (10 nm)	MediaTek Helio P65 MT6768 (12 nm)
Processor
Octa-core 2350 MHz Kryo 280	Octa-core 2x2.0GHz Cortex-A75 6x2.0G​Hz Cortex-A55
GPU
Adreno 540	Mali-G52 MC2
Memory
4GB (LPDDR4)/128GB 4GB/64GB	4GB (LPDDR4)/64GB (eMMC 5.1) 6GB/128GB
Storage expansion
not expandable	microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie, 8.1 Oreo, 8.0 Oreo)	Android (10)

Battery

Type
2700 mAh, Li - Ion	5000 mAh, Li - Polymer
Charging
USB Power Delivery	Fast charging
Charge speed
	Wired: 15.0W

Camera

Rear
Single camera	Quad camera
Main camera
12.2 MP (OIS, Laser and PDAF, CMOS image sensor) Aperture size: F1.8 Focal length: 27 mm Sensor size: 1/2.6" 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
	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
	5 MP (Macro) Aperture size: F2.4
Fourth camera
	5 MP (Depth information) Aperture size: F2.4
Flash
Dual LED	LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps) OIS, EIS, Video calling, Video sharing	1080p (30 fps)
Front
8 MP Video capture: 1080p	20 MP Video capture: 1080p

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	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), Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M4/T3
Location
GPS, A-GPS, Glonass	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, VoIP, Tethering, Computer sync, OTA sync	NFC

Discover more

Full Specs Google Pixel 2 Specs PA Review Google Pixel 2 Review

Full Specs Samsung Galaxy A31 Specs

Multimedia

Headphones
No 3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
aptX-HD
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 32, 66	1, 2, 3, 4, 5, 7, 8, 20
4G (TDD) Bands
38, 40, 41	38, 40, 41
3G Bands
5, 8, 4, 2, 1	1, 2, 5, 8
Data Speed
LTE-A Cat 15/5 (800/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA, UMTS	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM, eSIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Aug 15, 2017 FCC ID value: NM8G011A	Date approved: Mar 08, 2020 FCC ID value: A3LSMA315GL
Measured SAR
Head: 0.79 W/kg Body: 0.11 W/kg Simultaneous Transmission: 1.47 W/kg Wireless Router: 0.12 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

Memory	64GB
Prices (MSRP)	$649

with 128GB storage

Memory	6GB/128GB