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Samsung Galaxy M51 vs Samsung Galaxy M31s vs Samsung Galaxy M21

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Last Updated: 
1st Oct 2020

Key Feature Comparison

Samsung Galaxy M51
₹22,999
8/10
Samsung Galaxy M31s
₹17,999
8/10
Samsung Galaxy M21
₹12,699
8/10
Samsung Galaxy M51
Samsung Galaxy M51
8/10
₹22,999
8/10
VS
Samsung Galaxy M31s
Samsung Galaxy M31s
8/10
₹17,999
8/10
VS
Samsung Galaxy M21
Samsung Galaxy M21
8/10
₹12,699
8/10
Display
Screen Size
6.7 inches
6.5 inches
6.4 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 2340 pixels
Pixel Density
385 ppi
405 ppi
403 ppi
Aspect Ratio
19.5:9
20:09
19.5:9
Protection
Corning Gorilla Glass 3
Corning Gorilla Glass 3
Corning Gorilla Glass 3
Screen to Body Ratio
87.40%
91 %
84.20%
Battery
Battery Capacity
7000 mAh battery
6000 mAh battery
6000 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 25WReverse Charging100% in 115 mins
Fast charging 25WReverse charging
Fast charging 15W
Battery Type
Li-Po
Li-Po
Li-Po
Memory & Storage
RAM/Internal Storage
128GB 6GB RAM, 128GB 8GB RAM
128GB 6GB RAM, 128GB 8GB RAM
64GB 4GB RAM, 128GB 6GB RAM
Expandable Memory
microSDXC, up to 512GB
microSDXC (dedicated slot), Up to 512 GB
microSDXC (dedicated slot)
Front Camera
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
20 MP, f/2.0, 26mm (wide)
Front Camera Video
1080p30fps
4K30fps, 1080p30fps
1080p30fps
Front Camera Features
HDR
HDR
HDR
Launch
Announced On
2020, August 31
2020, July 30
2020, March 18
Status
Available. Released 2020, September 17
Available. Released 2020, July 30
Available. Released 2020, March 23
Performance
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
Mali-G72 MP3
Chipset GP
Qualcomm SDM730 Snapdragon 730G (8 nm)
Samsung Exynos 9 Octa 9611
Exynos 9611 (10nm)
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 (4x2.3 GHz Cortex-A73 and 4x1.7 GHz Cortex-A53)
Miscellaneous Features
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), Accelerometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Design
Height
6.40 inches
6.27 inches
6.26 inches
Width
3.05 inches
2.92 inches
2.96 inches
Thickness
0.33 inches
0.36 inches
0.35 inches
Weight
213 g
203 g
188 g
Color
Celestial Black, Electric Blue
Mirage Black, Mirage Blue
Midnight Blue, Black
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
-
Glass front (Gorilla Glass 3), plastic back, plastic frame
Sound
HeadPhone Jack
Yes
Yes
Yes
Loudspeaker
Yes
Yes
Yes
Audio Features
Dolby Atmos
Dolby Atmos
Dolby Atmos
Communications
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, BDS
Radio
FM radio
FM radio, RDS, recording
FM radio, RDS, recording
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
NFC
Yes
No
No
SIM
Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Network Support
GSM / HSPA / LTE
GSM / HSPA / LTE
GSM / HSPA / LTE
Back Camera
Quad Camera
64 MP, f/1.8, 26mm (wide), 1/1.72, 0.8 micron12 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 micron12 MP, f/2.2, 123degree (ultrawide)5 MP, f/2.4, (macro)5 MP, f/2.4, (depth)
-
Autofocus
PDAF
PDAF
PDAF
Back Camera Video
4K30fps, 1080p30fps
4K30fps, 1080p30fps, gyro-EIS
4K30fps, 1080p30fps, gyro-EIS
Back Camera Features
LED flash, panorama, HDR
LED flash, panorama, HDR
LED flash, panorama, HDR
OIS
-
No
-
General
Bluetooth
5.0, A2DP, LE
5.0, A2DP, LE
5.0, A2DP, LE

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