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Samsung Galaxy M51 vs Samsung Galaxy M31s vs Samsung Galaxy A71

Last Updated: Fri, 11 Sep'20

Show Differences onlyCommon Specs only

Samsung Galaxy M51

Samsung Galaxy M31s

Samsung Galaxy A71

Show Differences onlyCommon Specs only

Samsung Galaxy M51

Samsung Galaxy M31s

Samsung Galaxy A71

General

Height
6.40 inches
6.27 inches
6.44 inches
Width
3.05 inches
2.92 inches
2.99 inches
Thickness
0.33 inches
0.36 inches
0.30 inches
Weight
213 g
203 g
179 g
Color
Celestial Black, Electric Blue
Mirage Black, Mirage Blue
Haze Crush Silver, Prism Crush Black, Prism Crush Blue, Prism Crush Silver
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Glass front (Gorilla Glass 3), plastic back, plastic frame

Screen Size
6.7 inches
6.5 inches
6.7 inches
Display Type
Super AMOLED capacitive touchscreen
Super AMOLED capacitive touchscreen
Super AMOLED capacitive touchscreen
Display Resolution
1080 x 2340 pixels
1080 x 2400 pixels
1080 x 2400 pixels
Pixel Density
385 ppi
405 ppi
393 ppi
Aspect Ratio
19.5:9
20:09
20:09
Protection
Corning Gorilla Glass 3
Corning Gorilla Glass 3
Corning Gorilla Glass 3
Screen to Body Ratio
87.40%
91 %
87.20%

OS
Android 10, One UI 2.1
Android 10, One UI 2.5
Android 10.0 One UI 2
GPU
Adreno 618
Mali-G72 MP3
Adreno 618
Chipset GP
Qualcomm SDM730 Snapdragon 730G (8 nm)
Samsung Exynos 9 Octa 9611
Qualcomm SDM730 Snapdragon 730 (8 nm)
CPU
Octa-core (2x2.2 GHz Kryo 470 Gold, 6x1.8 GHz Kryo 470 Silver)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa-core (2x2.2 GHz Kryo 470 Gold 6x1.8 GHz Kryo 470 Silver)

RAM/Internal Storage
128GB 6GB RAM, 128GB 8GB RAM
128GB 6GB RAM, 128GB 8GB RAM
128GB 8GB RAM
Expandable Memory
microSDXC, up to 512GB
microSDXC (dedicated slot), Up to 512 GB
microSD, up to 1 TB (dedicated slot)

Quad Camera
64 MP, f/1.8, 26mm (wide), 1/1.72, 0.8 micron|12 MP, f/2.2, 123degree (ultrawide)|5 MP, f/2.4, (macro)|5 MP, f/2.4, (depth)
64 MP, f/1.8, 26mm (wide), 1/1.72, 0.8 micron|12 MP, f/2.2, 123degree (ultrawide)|5 MP, f/2.4, (macro)|5 MP, f/2.4, (depth)
64 MP, f/1.8, 26mm (wide), 1/1.7, 0.8 micron|12 MP, f/2.2, 13mm (ultrawide), 1.12 micron|5 MP, f/2.4, (wide), dedicated macro camera|5 MP, f/2.2, (wide), 1/5.0, 1.12 micron, depth sensor
Autofocus
PDAF
PDAF
PDAF
Back Camera Video
4K30fps, 1080p30fps
4K30fps, 1080p30fps, gyro-EIS
2160p30fps, 1080p30/240fps
Back Camera Features
LED flash, panorama, HDR
LED flash, panorama, HDR
LED flash, panorama, HDR
OIS
No

Single Camera
32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
32 MP, f/2.2, 26mm (wide), 1/2.8, 0.8 micron
Front Camera Video
1080p30fps
4K30fps, 1080p30fps
1080p30fps
Front Camera Features
HDR
HDR
HDR

HeadPhone Jack
Yes
Yes
Yes
Loudspeaker
Yes
Yes
Yes
Audio Features
Dolby Atmos
Dolby Atmos
Active noise cancellation with dedicated mic

Battery Capacity
7000 mAh battery
6000 mAh battery
4500 mAh battery
User Replaceable
non-removable
Non-removable
Non-removable
Talk Time
Upto 64 Hours
Up to 51 Hours (4G LTE)
Music Time
Upto 182 Hours
Up to 125 Hours Audio Playback Time
Charging
Fast charging 25W|Reverse Charging|100% in 115 mins
Fast charging 25W|Reverse charging
Fast battery charging 25W
Battery Type
Li-Po
Li-Po
Li-Po

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Radio
FM radio
FM radio, RDS, recording
FM radio
USB
2.0, Type-C 1.0 reversible connector
2.0, Type-C 1.0 reversible connector, USB On-The-Go
2.0, Type-C 1.0 reversible connector, USB On-The-Go
NFC
Yes
No
Yes
SIM
Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Network Support
GSM / HSPA / LTE
GSM / HSPA / LTE
GSM / HSPA / LTE

Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), Accelerometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Announced On
2020, August 31
2020, July 30
2019, December
Status
Available. Released 2020, September 17
Available. Released 2020, July 30
Available. Released 2020, February 24