NewDonate for Education

Select City
Login

Find New Phone
Buy Accessories
More
0 Device Added
close

Samsung Galaxy A31 vs Samsung Galaxy M21 vs Samsung Galaxy A71

Share:facebookinstagramwhatsapp
Last Updated: 
8th Jul 2020

Key Feature Comparison

Samsung Galaxy A31
₹16,999
8/10
Samsung Galaxy M21
₹12,699
8/10
Samsung Galaxy A71
₹27,499
8/10
Samsung Galaxy A31
Samsung Galaxy A31
8/10
₹16,999
8/10
VS
Samsung Galaxy M21
Samsung Galaxy M21
8/10
₹12,699
8/10
VS
Samsung Galaxy A71
Samsung Galaxy A71
8/10
₹27,499
8/10
Display
Screen Size
6.4 inches
6.4 inches
6.7 inches
Screen Type
Super AMOLED
Super AMOLED
Super AMOLED Plus
Screen Resolution
1080 x 2400 pixels
1080 x 2340 pixels
1080 x 2400 pixels
Pixel Density
411 ppi
403 ppi
393 ppi
Aspect Ratio
20:09
19.5:9
20:09
Screen to Body Ratio
84.92%
91%
87.17%
Screen Design
Waterdrop Notch
Waterdrop Notch
Punch-Hole Display
Screen Quality
FHD
FHD
FHD
Screen Protection
-
Corning Gorilla Glass v3
Corning Gorilla Glass v3
Peak Brightness
-
420 nits
-
Miscellaneous Features
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Performance
GPU
Mali-G52
Mali-G72 MP3
Adreno 618
Operating System
Android v10 (Q)
Android v10 (Q)
Android v10 (Q)
Chipset
MediaTek Helio P65
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 730
CPU
Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Custom User Interface
Samsung One UI
Samsung One UI
Samsung One UI
Clock Speed
2 GHz
2.3 GHz
2.2 GHz
Architecture
64 bit
64 bit
64 bit
General
Announced On
2020, March 24
2020, March 18
2019, December
Market Status
Available
Available
Available
Brand
Samsung
Samsung
Samsung
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 17,999
Rs. 13,499
Rs. 26,990
Memory & Storage
Phone Variants
128GB 6GB RAM
64GB 4GB RAM, 128GB 6GB RAM
128GB 8GB RAM
Expandable Storage
Yes
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Storage Type
-
UFS 2.1
UFS 2.1
Battery
Battery Capacity
5000 mAh
6000 mAh
4500 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-ion
Li-ion
Charger Type
Fast, 15W
Fast, 15W
Fast, 25W
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
Network & Connectivity
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Dolby Atmos
Dolby Atmos
Dolby Atmos
NFC
Yes
No
Yes
Bluetooth
Yes
Yes
Yes
FM Radio
Yes
-
-
3.5mm Audio Jack
Yes
Yes
Yes
Bluetooth Type
v5.0
v5.0
v5.0
Audio Jack
3.5 mm
3.5 mm
3.5 mm
Front Camera
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps
Front Camera Setup
Single, 20MP
Single, 20MP
Single, 32MP
Front Camera 1 Resolution
20 MP
20 MP
32 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.2 Primary Camera
f/2.2 Primary Camera
Front Flash
No
No
No
Front Camera Features
-
HDR
HDR
Front Camera 1 Lens
-
26 mm focal length
0.8 micrometre pixel size
Front Sensor
-
CMOS
-
Design
Weight
185 grams
188 grams
179 grams
Colors
Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Midnight Blue, Raven Black
Prism Crush Black, Prism Crush Blue, Prism Crush Silver
Dimensions
159.3 x 73.1 x 8.6 mm
159 x 75.1 x 8.9 mm
163.6 x 76 x 7.7 mm
SAR Value
Head: 1.13 W/kg
Head: 0.468 W/kg
Head: 0.836 W/kg
Build
-
Back: Plastic
Back: Plastic
Rear Camera
OIS
No
No
No
Rear Flash
Yes, LED Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps
Rear Camera Features
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
4 x Digital Zoom, Auto Flash, Face detection, Touch to focus
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Quad, 48MP + 8MP + 5MP + 5MP
Triple, 48MP + 8MP + 5MP
Quad, 64MP + 12MP + 5MP + 5MP
Rear Camera 1 Resolution
48 MP
48 MP
64 MP
Rear Camera 1 Type
f/2.0 (upto 8x Digital Zoom) Primary Camera
f/2.0 (upto 4x Digital Zoom) Primary Camera
f/1.8 (upto 8x Digital Zoom) Primary Camera
Rear Camera 1 Lens
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
8 MP
8 MP
12 MP
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 3 Resolution
5 MP
5 MP
5 MP
Rear Camera 3 Type
f/2.4, Macro Camera
f/2.2, Depth Camera
f/2.4, Macro Camera
Rear Camera 4 Resolution
5 MP
-
5 MP
Rear Camera 4 Type
f/2.4, Depth Camera
-
f/2.2, Depth Camera
Rear Camera 2 Lens
-
12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
-
Rear Sensor
-
CMOS image sensor
ISOCELL Plus
Network
Network Support
4G (supports Indian bands), 3G, 2G
4G (supports Indian bands), 3G, 2G
4G (supports Indian bands), 3G, 2G
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
eSIM
No
No
No
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
VoLTE
Yes
Yes
Yes
SIM 1 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
SIM 2 Bands
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20), 3G Bands: UMTS 19...
Sensors
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
On-screen
Rear
On-screen
Fingerprint Scanner Type
Optical
-
Optical

You May Also Read

  • Top LG Mobile Phones
    Explore our best LG mobile phones launched in India. Read reviews, full specifications and get the best exchange price for you old phone.
    12th Jul 2019
  • Top Nokia Mobile Phones
    Get to know about the best Nokia smartphones launched in the last 2 years. Also, evaluate the exchange price if you sell you old phone on Cashify.
    12th Jul 2019
  • Top Xiaomi Mobile Phones
    Get to know about the best Xiaomi smartphones launched in the last 3 years. Also, evaluate the exchange price if you sell you old phone on Cashify.
    12th Jul 2019
  • Top Samsung Mobile Phones
    Get to know about the best Samsung smartphones launched in the last 4 years. Also, evaluate the exchange price if you sell you old phone on Cashify.
    12th Jul 2019
  • Top Apple Mobile Phones
    Get to know about the best Apple smartphones launched in the last 5 years. Also, evaluate the exchange price if you sell you old phone on Cashify.
    12th Jul 2019