Samsung Galaxy M08 vs Samsung Galaxy M31: Which is better?

Screen size

Galaxy M086.7"+4.5%

Galaxy M316.4"

Technology

Galaxy M08

GSM / HSPA / LTE

Galaxy M31

GSM / HSPA / LTE

2G bands

Galaxy M08

GSM 850 / 900 / 1800 / 1900

Galaxy M31

GSM 850 / 900 / 1800 / 1900

3G bands

Galaxy M08

HSDPA 850 / 900 / 2100

Galaxy M31

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100

4G bands

Galaxy M08

1, 3, 5, 7, 8, 20, 28, 38, 40, 41

Resolution

Galaxy M08720 × 1,600 px

Galaxy M311080 × 2340 px+54%

Refresh rate

Galaxy M0890 Hz

Galaxy M31—

Peak brightness

Galaxy M08—

Galaxy M31420 nits

Pixel density

Galaxy M08262 ppi

Galaxy M31403 ppi+35%

CPU speed

Galaxy M08Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)

Galaxy M31Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)+4.3%

RAM

Galaxy M084.0 GB

Galaxy M316.0 GB+33%

Storage

equal specs

Galaxy M0864 GB

Galaxy M3164 GB

Main camera

Galaxy M0850.0 MP

Galaxy M3164.0 MP+22%

Front camera

Galaxy M088.0 MP

Galaxy M3132.0 MP+75%

Battery

equal specs

Galaxy M086,000 mAh

Galaxy M316,000 mAh

Wired charging

Galaxy M0825 W+40%

Galaxy M3115 W

Weight

Galaxy M08197 g

Galaxy M31191 g+3.1%

Thickness

Galaxy M088.0 mm+11%

Galaxy M318.9 mm

IP rating

Galaxy M08IP64

Galaxy M31Glass front (Gorilla Glass 3), plastic back, plastic frame

Wi‑Fi

Galaxy M08wifi 5

Galaxy M31Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Bluetooth

equal specs

Galaxy M085

Galaxy M315.0, A2DP, LE

USB

equal specs

Galaxy M082.0

Galaxy M31USB Type-C 2.0

5G support

equal specs

Galaxy M08No

Galaxy M31No

NFC

Galaxy M08No

Galaxy M31Yes+100%

3.5mm jack

equal specs

Galaxy M08Yes

Galaxy M31Yes

SD card

equal specs

Galaxy M08Yes

Galaxy M31Yes

Stereo speakers

Galaxy M08—

Galaxy M31—

Speed

Galaxy M08

HSPA, LTE

Galaxy M31

HSPA, LTE

Announced

Galaxy M08

2026, October 01

Galaxy M31

2020, February 25. Released 2020, March 05

Status

Galaxy M08

Released Oct 2026

Galaxy M31

Discontinued

Dimensions

Galaxy M08

167.4 x 77.4 x 8 mm (6.59 x 3.05 x 0.31 in)

Galaxy M31

159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)

Weight

Galaxy M08

197 g (6.95 oz)

Galaxy M31

191 g (6.74 oz)

Build

Galaxy M08

Glass front, plastic back, plastic frame

Galaxy M31

Glass front (Gorilla Glass 3), plastic back, plastic frame

SIM

Galaxy M08

Nano-SIM + Nano-SIM

Galaxy M31

Nano-SIM + Nano-SIM

Other

Galaxy M08

IP64 dust tight and water resistant (water splashes)

Galaxy M31

Type

Galaxy M08

PLS LCD, 90Hz

Galaxy M31

Super AMOLED, 420 nits (peak)

Size

Galaxy M08

6.7 inches, 108.4 cm2 (~83.6% screen-to-body ratio)

Galaxy M31

6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)

Resolution

Galaxy M08

720 x 1600 pixels, 20:9 ratio (~262 ppi density)

Galaxy M31

1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

Protection

Galaxy M08

Galaxy M31

Corning Gorilla Glass 3

Galaxy M08

Android 17, up to 6 major OS updates, One UI 9

Galaxy M31

Android 10, upgradable to Android 12, One UI 4.1

Chipset

Galaxy M08

Mediatek Helio G99+ (6 nm)

Galaxy M31

Exynos 9611 (10 nm)

CPU

Galaxy M08

Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)

Galaxy M31

Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)

GPU

Galaxy M08

Mali-G57 MC2

Galaxy M31

Mali-G72 MP3

Card slot

Galaxy M08

microSDXC (dedicated slot)

Galaxy M31

microSDXC (dedicated slot)

Internal

Galaxy M08

64GB 4GB RAM

Galaxy M31

64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM

Other

Galaxy M08

Galaxy M31

UFS 2.1

Dual

Galaxy M08

50 MP, f/1.8, (wide), 1/2.76", 0.64µm, PDAF Auxiliary lens

Galaxy M31

Features

Galaxy M08

LED flash

Galaxy M31

LED flash, panorama, HDR

Video

Galaxy M08

1080p@30/60fps

Galaxy M31

4K@30fps, 1080p@30fps, gyro-EIS

Triple

Galaxy M08

Galaxy M31

64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens

Single

Galaxy M08

8 MP, f/2.0, (wide), 1/4.0", 1.12µm

Galaxy M31

32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm

Video

Galaxy M08

Yes

Galaxy M31

4K@30fps, 1080p@30fps

Features

Galaxy M08

Galaxy M31

HDR

Loudspeaker

Galaxy M08

Yes

Galaxy M31

Yes

3.5mm jack

Galaxy M08

Yes

Galaxy M31

Yes

WLAN

Galaxy M08

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Galaxy M31

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Bluetooth

Galaxy M08

5.3, A2DP, LE

Galaxy M31

5.0, A2DP, LE

Positioning

Galaxy M08

GPS, GLONASS, GALILEO, BDS

Galaxy M31

GPS, GLONASS, GALILEO, BDS

NFC

Galaxy M08

Galaxy M31

Yes (market/region dependent)

Radio

Galaxy M08

FM radio

Galaxy M31

FM radio, RDS, recording

USB

Galaxy M08

USB Type-C 2.0

Galaxy M31

USB Type-C 2.0

Sensors

Galaxy M08

Fingerprint (side-mounted), accelerometer, proximity

Galaxy M31

Fingerprint (rear-mounted), accelerometer, gyro, compass

Other

Galaxy M08

Galaxy M31

Virtual proximity sensing

Type

Galaxy M08

6000 mAh

Galaxy M31

Li-Po 6000 mAh

Charging

Galaxy M08

25W wired

Galaxy M31

15W wired

Colors

Galaxy M08

Silver

Galaxy M31

Ocean Blue, Space Black, Red

Models

Galaxy M08

SM-M085F, SM-M085F/DS

Galaxy M31

SM-M315F, SM-M315F/DS, SM-M315F/DSN

SAR

Galaxy M08

0.62 W/kg (head)

Galaxy M31

0.52 W/kg (head) 0.69 W/kg (body)

SAR EU

Galaxy M08

0.75 W/kg (head) 1.29 W/kg (body)

Galaxy M31

0.48 W/kg (head) 1.13 W/kg (body)

Price

Galaxy M08

About 160 EUR

Galaxy M31

About 310 EUR

Galaxy M08 vs Galaxy M31

Which is better?

Choose Galaxy M08 for

Choose Galaxy M31 for

Biggest differences

Galaxy M08

Galaxy M31

Head-to-head comparison

Display

Specifications Comparison

Network

Performance

Cameras

Battery

Build

Connectivity

Display

Performance

Cameras

Battery

Build

Connectivity

Launch

Body

Display

Platform

Memory

Main Camera

Selfie camera

Sound

Comms

Features

Battery

Misc