Samsung Galaxy M21 vs Samsung Galaxy A80 vs Samsung Galaxy A30
Key Feature Comparison
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At a Glance
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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)
Octa core (1.8 GHz, Dual core, Cortex A73 + 1.6 GHz, Hexa Core, Cortex A53)
6000 mAh
3700 mAh
4000 mAh
6.4 inches
6.7 inches
6.4 inches
Triple, 48MP + 8MP + 5MP
Dual, 48MP + 8MP
Dual, 16MP + 5MP
4G
4G
4G
Detailed Specs
Screen Size
6.4 inches
6.7 inches
6.4 inches
Screen Type
Super AMOLED
Super AMOLED
Super AMOLED
Screen Resolution
1080 x 2340 pixels
1080 x 2400 pixels
1080 x 2340 pixels
Pixel Density
403 ppi
393 ppi
403 ppi
Aspect Ratio
19.5:9
20:09
19.5:9
Screen Protection
Gorilla Glass 3
Gorilla Glass 3
Gorilla Glass 3
Screen to Body Ratio
91%
85.76%
84.74%
Screen Design
Waterdrop notch
Bezel-less
Waterdrop notch
Screen Quality
FHD
FHD
FHD
Peak Brightness
420 nits
-
-
Phone Variants
4GB 64GB, 6GB 128GB
8GB 128GB
4GB 64GB
Expandable Storage
Yes
No
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
UFS 2.1
UFS 2.1
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
-
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Operating System
Android v10 (Q)
Android v9.0 (Pie)
Android v9.0 (Pie)
GPU
Mali-G72 MP3
Adreno 618
Mali-G71 MP2
Chipset
Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 730G
Samsung Exynos 7 Octa 7904
CPU
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)
Octa core (1.8 GHz, Dual core, Cortex A73 + 1.6 GHz, Hexa Core, Cortex A53)
Custom User Interface
Samsung One UI
-
Samsung One UI
Clock Speed
2.3 GHz
2.2 GHz
1.8 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
10 nm
8 nm
14 nm
Battery Capacity
6000 mAh
3700 mAh
4000 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-ion
Li-ion
Charger Type
Fast, 15W
Fast, 25W
Fast
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
Announced On
18-Mar-20
5-Apr-19
5-Feb-19
Market Status
Available
Available
Available
Brand
Samsung
Samsung
Samsung
Model Number
SM-M215FZKDINS
SM-A805FZKUINS
-
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 13,499
Rs. 31,989
Rs. 13,868
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Dolby Atmos
Active noise cancellation with dedicated micDolby Atmos sound
Dolby Atmos
NFC
No
Yes
No
Network Support
4G
4G
4G
Bluetooth
Yes
Yes
Yes
3.5mm Audio Jack
Yes
No
Yes
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, a/ac/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, a/ac/b/g/n
Bluetooth Type
v5.0
v5.0
v5.0
Audio Jack
3.5 mm
USB Type-C
3.5 mm
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM, Dual VoLTE
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) / 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) / 850(band 26), 3G...
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 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) / 850(band 26), 3G...
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:...
Front Video Recording
1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps
1920x1080 @ 30 fps
Front Camera Features
HDR
LED flash, HDR
Fixed Focus
Front Camera Setup
Single, 20MP
Dual, 48MP + 8MP
Single, 16MP
Front Camera 1 Resolution
20 MP
48 MP
16 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.0 (123 degree field-of-view) Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
26 mm focal length
-
-
Front Sensor
CMOS
-
CMOS
Front Aperture
f/2.2
f/2.0
f/2.0
Front Flash
No
-
No
Front Camera 2 Resolution
-
8 MP
-
Front Camera 2 Type
-
Wide Angle, Ultra-Wide Angle (123 degree field-of-view) Camera
-
Weight
188 grams
220 grams
165 grams
Colors
Midnight Blue, Raven Black
Black, Gold, Silver
Black, Blue, Red, White
Build
Back: Plastic
Back: Gorilla Glass
Back: Plastic
Dimensions
159 x 75.1 x 8.9 mm
165.2 x 76.5 x 9.3 mm
158.5 x 74.7 x 7.7 mm
SAR Value
Head: 0.468 W/kg
-
Head: 0.413 W/kg
OIS
No
No
No
Rear Flash
Yes, LED Flash
Yes, LED Flash
Yes, LED Flash
Rear Video Recording
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps
1920x1080 @ 30 fps
Rear Camera Features
4 x Digital Zoom, Auto Flash, Face detection, Touch to focus
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Triple, 48MP + 8MP + 5MP
Dual, 48MP + 8MP
Dual, 16MP + 5MP
Rear Camera 1 Resolution
48 MP
48 MP
16 MP
Rear Camera 1 Type
f/2.0 (upto 4x Digital Zoom) Primary Camera
f/2.0 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.7 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
27 mm focal length
Rear Camera 2 Resolution
8 MP
8 MP
5 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 2 Lens
12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
12 mm focal length, 1.12 micrometre pixel size
12 mm focal length
Rear Camera 3 Resolution
5 MP
-
-
Rear Camera 3 Type
f/2.2, Depth Camera
-
-
Rear Sensor
CMOS image sensor
ISOCELL Plus
CMOS image sensor
Rear Aperture
f/2.0
f/2.0
f/1.7
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
Rear
On-Screen
Rear
Face Unlock
Yes
-
Yes
Fingerprint Scanner Type
-
Optical
-