Google Pixel 4a vs Samsung Galaxy M31s vs OnePlus Nord - specs comparison

Display

Size:

5.8 inches

6.5 inches

6.4 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 444 PPI

2400 x 1080 pixels, 20:9 ratio, 405 PPI

2400 x 1080 pixels, 20:9 ratio, 409 PPI

Technology:

OLED

Super AMOLED

AMOLED

Screen-to-body:

82.53 %

86.06 %

86.20 %

Features:

60Hz refresh rate, HDR video support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

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

Hardware

System chip:

Qualcomm Snapdragon 730 SM7150-AA

Samsung Exynos 9611

Snapdragon 765G SM7250-AB

Processor:

Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm

Octa-core, 2300 MHz, Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm

Octa-core, 2400 MHz, Kryo 475, 64-bit, 7 nm

GPU:

Adreno 618

Mali-G72 MP3

Adreno 620

RAM:

6GB LPDDR4

8GB LPDDR4

Internal storage:

128GB, not expandable

128GB (UFS 2.1), available to use: 106.4 GB

128GB (UFS 2.1), not expandable

Storage expansion:

microSDXC up to 512 GB

Device type:

Smartphone

OS:

Android (11, 10)

Android (10), Samsung One UI

Android (10)

Battery

Capacity:

3140 mAh

6000 mAh

4115 mAh

Type:

Li - Polymer, Not user replaceable

Not user replaceable

Li - Polymer, Not user replaceable

Battery life test results:

link

Charging:

USB Power Delivery

Fast charging, Reverse charging

OnePlus Warp Charge

Max charge speed:

Wired: 18.0W

Wired: 25.0W

Wired: 30.0W

Camera

Rear:

Single camera

Quad camera

Main camera:

12.2 MP (OIS, PDAF)

64 MP (PDAF)

48 MP (OIS, PDAF)

Specifications:

F1.7; 27 mm; 1/2.55"; 1.4 μm

F1.8; 26 mm; 1/1.7"; 0.8 μm

F1.8; 26 mm; 1/2"; 0.8 μm

Second camera:

12 MP (Ultra-wide)

8 MP (Ultra-wide)

Specifications:

Aperture size: F2.2

Third camera:

5 MP (Macro)

2 MP (Macro)

Specifications:

Aperture size: F2.4

Fourth camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

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

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (480 fps)

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

Features:

EIS

Hyperlapse, EIS

Time-lapse video, EIS

Front:

8 MP

32 MP

32 MP (Dual-Camera, EIS, HDR)

Video capture:

1920x1080 (Full HD)

3840x2160 (4K UHD) (30 fps)

Design

Dimensions:

5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)

6.27 x 2.93 x 0.37 inches (159.3 x 74.4 x 9.3 mm)

6.23 x 2.89 x 0.32 inches (158.3 x 73.3 x 8.2 mm)

Weight:

5.04 oz (143.0 g)

7.16 oz (203.0 g)

6.49 oz (184.0 g)

Materials:

Back: Plastic; Frame: Plastic

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

Biometrics:

Fingerprint (touch)

2D Face unlock, In-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key

Left: Volume control; Right: Lock/Unlock key

Colors:

Just black

Mirage black, Mirage blue

Blue marble, Gray onyx

Cellular

5G:

n1, n3, n7, n28, n78, SA, NSA

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), 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), 12(700 a), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)

LTE (TDD):

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

Bands 38(2600), 40(2300), 41(2600+)

Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+)

UMTS:

850, 900, 1700/2100, 1900, 2100 MHz

800, 850, 900, 1700/2100, 1900, 2100 MHz

Data Speed:

LTE-A Cat 11 (600/75 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-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM, eSIM

Nano SIM

Multimedia

Headphones:

3.5mm jack

No 3.5mm jack

Speakers:

Earpiece, Multiple speakers

Earpiece, Loudspeaker

Features:

aptX, aptX-HD

Screen mirroring:

Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

5.1

5.0

5.1

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

USB:

Type-C (reversible), USB 3.1

Type-C (reversible), USB 2.0

Features:

Charging

Charging, OTG

Charging, Headphones port, OTG

Location:

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

GPS, A-GPS, Cell ID, Wi-Fi positioning

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

Sensors:

Accelerometer, Gyroscope, Compass, Barometer

Accelerometer, Gyroscope, Compass

Other:

NFC

Hearing aid compatible:

M3, T4

Regulatory Approval

FCC approval:

Date approved:

Jun 25, 2020

FCC ID value:

A4RG025J link

Measured SAR:

Head:

1.18 W/kg

Body:

1.19 W/kg

Simultaneous Transmission:

1.59 W/kg

Wireless Router:

1.00 W/kg

Buyers information

Price:

$ 349

€ 310

€ 399

User Manual:

This is the official Samsung Galaxy M31s User Guide in English provided from the manufacturer.

In The Box:

18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool

Screen protector (pre-applied), Warp Charge 30 power adapter, Warp Type-C cable (Support USB 2.0), Quick start guide, Welcome letter, Safety information and warranty card, Brand sticker, Phone case, SIM tray ejector, Highest SAR value card

Availability

Officially announced:

Aug 03, 2020

Jul 30, 2020

Jul 21, 2020