Samsung Galaxy A21S vs Samsung Galaxy M21 vs Samsung Galaxy J7 Prime 2
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Last Updated:
10th Jan 2021
Key Feature Comparison
Samsung Galaxy A21s
₹13,999
7/10
Samsung Galaxy M21
₹12,499
8/10
Samsung Galaxy J7 Prime 2
₹14,900
6/10
Samsung Galaxy A21s
7/10
₹13,999
7/10
VS
Samsung Galaxy M21
8/10
₹12,499
8/10
VS
Samsung Galaxy J7 Prime 2
6/10
₹14,900
6/10
Display
Screen Size
6.5 inches
6.4 inches
5.5 inches
Screen Resolution
720 x 1600 pixels
1080 x 2340 pixels
1080 x 1920 pixels
Pixel Density
270 ppi
403 ppi
401 ppi
Aspect Ratio
20:09
19.5:9
16:09
Screen to Body Ratio
82.75%
91%
73.13%
Screen Design
Punch hole
Waterdrop notch
-
Screen Type
-
Super AMOLED
-
Screen Protection
-
Gorilla Glass 3
-
Screen Quality
-
FHD
FHD
Peak Brightness
-
420 nits
-
Memory & Storage
Phone Variants
6GB 64GB, 4GB 64GB, 6GB 128GB
4GB 64GB, 6GB 128GB
3GB 32GB
Expandable Storage
Yes
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR3
Storage Type
eMMC 5.1
UFS 2.1
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 256 GB
OTG Support
Yes
Yes
Yes
Miscellaneous Features
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Proximity sensor, Accelerometer
Performance
Operating System
Android v10 (Q)
Android v10 (Q)
Android v7.0 (Nougat)
GPU
Mali-G52 MP1
Mali-G72 MP3
Mali-T830
Chipset
Samsung Exynos 8 Octa 850
Samsung Exynos 9 Octa 9611
Samsung Exynos 7 Octa 7870
CPU
Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Octa core, 1.6 GHz, Cortex A53
Custom User Interface
Samsung One UI
Samsung One UI
-
Clock Speed
2 GHz
2.3 GHz
1.6 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
8 nm
10 nm
14 nm
Battery
Battery Capacity
5000 mAh
6000 mAh
3300 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-ion
Li-ion
Charger Type
Fast, 15W
Fast, 15W
-
USB Type-C
Yes
Yes
No
Fast Charging
Yes
Yes
-
General
Announced On
15-May-20
18-Mar-20
5-Mar-18
Market Status
Available
Available
Out of Stock
Brand
Samsung
Samsung
Samsung
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 13,999
Rs. 13,499
Rs. 14,990
Network & Connectivity
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
NFC
No
No
No
Bluetooth
Yes
Yes
Yes
3.5mm Audio Jack
Yes
Yes
Yes
Bluetooth Type
v5.0
v5.0
v4.1
Audio Jack
3.5 mm
3.5 mm
3.5 mm
Audio Features
-
Dolby Atmos
-
Front Camera
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
1080p30fps
Front Camera Setup
Single, 13MP
Single, 20MP
Single, 13MP
Front Camera 1 Resolution
13 MP
20 MP
13 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.2 Primary Camera
f/1.9 Primary Camera
Front Camera 1 Lens
3.1" sensor size, 1.12 micrometre pixel size
26 mm focal length
-
Front Aperture
f/2.2
f/2.2
f/1.9
Front Flash
No
No
No
Front Camera Features
-
HDR
-
Front Sensor
-
CMOS
-
Design
Weight
192 grams
188 grams
170 grams
Colors
Black, Blue, White
Midnight Blue, Raven Black
Black, Gold
Build
Back: Plastic
Back: Plastic
Back: Aluminium
Dimensions
163.7 x 75.3 x 8.9 mm
159 x 75.1 x 8.9 mm
151.7 x 75 x 8 mm
SAR Value
Head: 0.831 W/kg
Head: 0.468 W/kg
Head: 0.607 W/kg
Rear Camera
OIS
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
1920x1080 @ 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
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Quad, 48MP + 8MP + 2MP + 2MP
Triple, 48MP + 8MP + 5MP
Single, 13MP
Rear Camera 1 Resolution
48 MP
48 MP
13 MP
Rear Camera 1 Type
f/2.0 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/2.0 (upto 4x Digital Zoom) Primary Camera
f/1.9, Wide Angle 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
28 mm focal length
Rear Camera 2 Resolution
8 MP
8 MP
-
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
-
Rear Camera 2 Lens
4.0" sensor size, 1.12 micrometre pixel size
12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
-
Rear Camera 3 Resolution
2 MP
5 MP
-
Rear Camera 3 Type
f/2.4, Macro Camera
f/2.2, Depth Camera
-
Rear Camera 4 Resolution
2 MP
-
-
Rear Camera 4 Type
f/2.4, Depth Camera
-
-
Rear Aperture
f/2.0
f/2.0
f/1.9
Rear Sensor
-
CMOS image sensor
CMOS image sensor
Network
Network Support
4G
4G
4G
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, a/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
-
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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800...
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), 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: Available, EDGE...
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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800...
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), 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: Available, EDGE...
Sensors
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
Rear
Rear
-
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