Samsung Galaxy M01 vs Samsung Galaxy A20S vs Samsung Galaxy M21
Key Feature Comparison
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At a Glance
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Octa core (2 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)
Octa core, 1.8 GHz, Cortex A53
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
4000 mAh
4000 mAh
6000 mAh
5.71 inches
6.5 inches
6.4 inches
Dual, 13MP + 2MP
Triple, 13MP + 8MP + 5MP
Triple, 48MP + 8MP + 5MP
4G
4G
4G
Detailed Specs
Screen Size
5.71 inches
6.5 inches
6.4 inches
Screen Type
TFT
TFT
Super AMOLED
Screen Resolution
720 x 1520 pixels
720 x 1560 pixels
1080 x 2340 pixels
Pixel Density
295 ppi
264 ppi
403 ppi
Screen to Body Ratio
77.43%
81.77%
91%
Screen Design
Regular notch
Regular notch
Waterdrop notch
Aspect Ratio
-
19.5:9
19.5:9
Phone Variants
3GB 32GB
4GB 64GB, 3GB 32GB
4GB 64GB, 6GB 128GB
Expandable Storage
Yes
Yes
Yes
Storage Type
eMMC 5.1
eMMC 5.1
UFS 2.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Sensors
Light sensor, Proximity sensor, Accelerometer
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Operating System
Android v10 (Q)
Android v9.0 (Pie)
Android v10 (Q)
GPU
Adreno 505
Adreno 506
Mali-G72 MP3
Chipset
Qualcomm Snapdragon 439
Qualcomm Snapdragon 450
Samsung Exynos 9 Octa 9611
CPU
Octa core (2 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)
Octa core, 1.8 GHz, Cortex A53
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Custom User Interface
Samsung One UI
Samsung One UI
Samsung One UI
Clock Speed
2 GHz
1.8 GHz
2.3 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
12 nm
14 nm
10 nm
Battery Capacity
4000 mAh
4000 mAh
6000 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-ion
Li-ion
USB Type-C
No
Yes
Yes
Charger Type
-
Fast, 15W
Fast, 15W
Fast Charging
-
Yes
Yes
Announced On
2-Jun-20
24-Sep-19
18-Mar-20
Market Status
Available
Available
Available
Brand
Samsung
Samsung
Samsung
Model Number
SM-M015GZBDINS
SM-A207FZGDINS
SM-M215FZKDINS
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 6,849
Rs. 12,900
Rs. 13,499
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
NFC
No
No
No
Network Support
4G
4G
4G
Bluetooth
Yes
Yes
Yes
FM Radio
Yes
-
-
3.5mm Audio Jack
Yes
Yes
Yes
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
Bluetooth Type
v4.2
v4.2
v5.0
Audio Jack
3.5 mm
3.5 mm
3.5 mm
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 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), 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 / 8...
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:...
SIM 2 Bands
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), 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) / 800(band 20), 3G Bands: UMTS ...
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:...
Audio Features
-
Dolby Atmos
Dolby Atmos
Weight
168 grams
183 grams
188 grams
Colors
Black, Blue, Red
Black, Blue, Green
Midnight Blue, Raven Black
Build
Glass front, plastic back, plastic frame
Back: Plastic
Back: Plastic
Dimensions
147.5 x 70.9 x 9.8 mm
163.3 x 77.5 x 8 mm
159 x 75.1 x 8.9 mm
SAR Value
Head: 0.61 W/kg
Head: 0.27 W/kg
Head: 0.468 W/kg
OIS
No
No
No
Rear Flash
Yes, LED Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
Rear Camera Features
Digital Zoom, Auto Flash, Face detection, Touch to focus
4 x Digital Zoom, Auto Flash, Face detection, Touch to focus
4 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Dual, 13MP + 2MP
Triple, 13MP + 8MP + 5MP
Triple, 48MP + 8MP + 5MP
Rear Camera 1 Resolution
13 MP
13 MP
48 MP
Rear Camera 1 Type
f/2.2 Primary Camera
f/1.8 (upto 4x Digital Zoom) Primary Camera
f/2.0 (upto 4x Digital Zoom) Primary Camera
Rear Camera 2 Resolution
2 MP
8 MP
8 MP
Rear Camera 2 Type
f/2.4, Depth Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Aperture
f/2.2
f/1.8
f/2.0
Rear Camera 1 Lens
-
27 mm focal length
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
Rear Camera 3 Resolution
-
5 MP
5 MP
Rear Camera 3 Type
-
f/2.2, Depth Camera
f/2.2, Depth Camera
Rear Sensor
-
CMOS image sensor
CMOS image sensor
Front Camera Setup
Single, 5MP
Single, 8MP
Single, 20MP
Front Camera 1 Resolution
5 MP
8 MP
20 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.0 Primary Camera
f/2.2 Primary Camera
Front Aperture
f/2.2
f/2.0
f/2.2
Front Flash
No
No
No
Front Video Recording
-
1920x1080 @ 30 fps
1920x1080 @ 30 fps
Fingerprint Scanner
No
Yes
Yes
Face Unlock
Yes
Yes
Yes
Fingerprint Scanner Position
-
Rear
Rear