Samsung Galaxy S9+ vs Samsung Galaxy M31s

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Display

Size

6.2 inches
6.5 inches

Resolution

2960 x 1440 pixels, 18.5:9 ratio,
531 PPI
2340 x 1080 pixels, 20:9 ratio,
396 PPI

Technology

Super AMOLED
Super AMOLED

Screen-to-body

83.68 %
86.62 %

Features

HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip

Qualcomm Snapdragon 845 SDM845
Samsung Exynos 9611

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2300 MHz, Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm

GPU

Adreno 630
Mali-G72 MP3

RAM

6GB LPDDR4
6GB LPDDR4

Internal storage

64GB
128GB, available to use: 106.4 GB

Storage expansion

microSDXC up to 400 GB
microSDXC up to 512 GB

OS

Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI
Android (10), Samsung One UI

Battery

Capacity

3500 mAh
6000 mAh

Type

Li - Ion, Not user replaceable
Not user replaceable

Charging

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
Fast charging, Reverse charging

Max charge speed

 
Wired: 25.0W

Camera

Rear

Dual camera
Quad camera

Main camera

12 MP (OIS, PDAF)
64 MP (PDAF)

Specifications

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Pixel size: 0.8 μm

Second camera

12 MP (Telephoto, OIS, Autofocus)
12 MP (Ultra-wide)

Specifications

Optical zoom: 2x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm
Aperture size: F2.2

Third camera

 
5 MP (Macro)

Fourth camera

 
5 MP (Depth information)

Video recording

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (480 fps)

Features

HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, EIS, Video calling, Video sharing
Hyperlapse

Front

8 MP (Autofocus, HDR)
32 MP

Design

Dimensions

6.22 x 2.91 x 0.33 inches (158.1 x 73.8 x 8.5 mm)
6.27 x 2.93 x 0.37 inches (159.3 x 74.4 x 9.3 mm)

Weight

6.67 oz (189.0 g)
the average is 6.2 oz (176 g)
7.16 oz (203.0 g)
the average is 6.2 oz (176 g)

Materials

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

Resistance

Water, Dust; IP 68
 

Biometrics

Iris scanner, 2D Face unlock, Fingerprint (touch)
Fingerprint (touch)

Features

Notification light
 

Colors

Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue, Polaris blue
Mirage black, Mirage blue

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

LTE (TDD)

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

UMTS

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

Data Speed

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

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
3.5mm jack

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features

32-Bit DAC, Dolby Atmos, aptX-HD
 

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM
 

Additional microphone(s)

for Noise cancellation
 

Connectivity & Features

Bluetooth

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

USB

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

Features

Charging, OTG, Video out
Charging, OTG

Location

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

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass

Other

NFC, ANT+
 

Regulatory Approval

FCC approval

 
 

Date approved

Jan 11, 2018
 

FCC ID value: A3LSMG965U link
 

Measured SAR

 
 

Head

0.36 W/kg
 

Body

0.79 W/kg
 

Simultaneous Transmission

1.59 W/kg
 

Wireless Router

1.04 W/kg
 

Phablet

3.94 W/kg
 

Buyers information

Price

$ 840
 
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