Google Pixel 4 vs Samsung Galaxy A31 vs Samsung Galaxy A12

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.7 inches
6.4 inches
6.5 inches

Resolution:

2280 x 1080 pixels, 19:9 ratio, 443 PPI
2400 x 1080 pixels, 20:9 ratio, 411 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI

Technology:

OLED
Super AMOLED
LCD

Screen-to-body:

77.32 %
84.88 %
85.80 %

Features:

90Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
60Hz refresh rate, Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 855 SM8150
MediaTek Helio P65 MT6768
Mediatek Helio P35 MT6765

Processor:

Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm
Octa-core, 2000 MHz, Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm
Octa-core, 2350 MHz, Cortex-A53, 64-bit, 12 nm

GPU:

Adreno 640
Mali-G52 MC2
PowerVR GE8320

RAM:

6GB LPDDR4
4GB LPDDR4
4GB LPDDR4

Internal storage:

64GB, not expandable
64GB (eMMC 5.1), available to use: 46.2 GB
64GB (eMMC 5.1), available to use: 48.2 GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10)
Android (10), Samsung One UI
Android (10), Samsung One UI UI

Battery

Capacity:

2800 mAh
5000 mAh
5000 mAh

Type:

Not user replaceable
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable

Charging:

USB Power Delivery, Qi wireless charging
Fast charging
Samsung Adaptive Fast Charging

Max charge speed:

Wired: 15.0W
Wired: 15.0W

Camera

Rear:

Dual camera
Quad camera
Quad camera

Main camera:

12.2 MP (OIS, PDAF)
48 MP (PDAF)
48 MP (Autofocus)

Specifications:

Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F2.0; Focal length: 26 mm

Second camera:

16 MP (Telephoto, OIS, PDAF)
8 MP (Ultra-wide)
5 MP (Ultra-wide)

Specifications:

Aperture size: F2.4; Focal Length: 45 mm; Pixel size: 1 μm
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2

Third camera:

5 MP (Macro)
2 MP (Macro)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Fourth camera:

5 MP (Depth information)
2 MP (Depth information)

Specifications:

Aperture size: F2.4
Aperture size: F2.4

Video recording:

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features:

OIS, Time-lapse video, EIS

Front:

8 MP (Dual-Camera, Time-of-Flight (ToF))
20 MP
8 MP

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)

Design

Dimensions:

5.79 x 2.71 x 0.32 inches (147.1 x 68.8 x 8.2 mm)
6.27 x 2.88 x 0.34 inches (159.3 x 73.1 x 8.6 mm)
6.46 x 2.98 x 0.35 inches (164 x 75.8 x 8.9 mm)

Weight:

5.71 oz (162.0 g)
6.53 oz (185.0 g)
7.23 oz (205.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Plastic
Back: Plastic; Frame: Plastic

Resistance:

Water, Dust; IP68

Biometrics:

3D Face unlock
In-screen fingerprint
Fingerprint (touch)

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Just black, Clearly white, Oh so orange
Prism Crush black, Prism Crush blue, Prism Crush red, Prism Crush white
Black, White, Blue, Red

Cellular

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
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), 28(700 APT)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

UMTS:

Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 5(850), 8(900), 1(2100)

Data Speed:

LTE-A Pro Cat 18 (1200/150 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
LTE, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Yes
Yes

SIM type:

Nano SIM, eSIM
Nano SIM
Nano SIM

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share, MirrorLink

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 b, g, n; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.1
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0

Features:

Charging, Headphones port
Charging, OTG
Charging, Mass storage device

Location:

GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass
Accelerometer

Other:

NFC
NFC
NFC

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Sep 03, 2019

FCC ID value:

A4RG020I link

Measured SAR:

Head:

1.20 W/kg

Body:

1.34 W/kg

Simultaneous Transmission:

1.59 W/kg

Wireless Router:

1.01 W/kg

Buyers information

Price:

$ 799
€ 300
€ 179

In The Box:

18W USB-C power adapter, 1m USB-C to USB-C cable, Quick Start Guide, Quick Switch Adapter, SIM tool
Power brick, USB cable, Headphones, Sim card extraction tool

Availability

Officially announced:

Oct 15, 2019
Mar 24, 2020
Nov 24, 2020
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