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Samsung Galaxy A21S vs Redmi Note 8 vs Samsung Galaxy M20

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Last Updated: 
28th Aug 2020

Key Feature Comparison

Samsung Galaxy A21s
₹13,499
8/10
Xiaomi Redmi Note 8
₹10,595
8/10
Samsung Galaxy M20
₹11,499
7/10
Samsung Galaxy A21s
Samsung Galaxy A21s
8/10
₹13,499
8/10
VS
Xiaomi Redmi Note 8
Xiaomi Redmi Note 8
8/10
₹10,595
8/10
VS
Samsung Galaxy M20
Samsung Galaxy M20
7/10
₹11,499
7/10
Display
Screen Size
6.5 inches
6.3 inches
6.3 inches
Screen Type
PLS TFT LCD
IPS LCD
TFT
Screen Resolution
720 x 1600 pixels
1080 x 2340 pixels
1080 x 2340 pixels
Pixel Density
270 ppi
409 ppi
409 ppi
Aspect Ratio
20:09
19.5:9
19.5:9
Screen to Body Ratio
82.75%
90%
90%
Screen Design
Punch-Hole Display
Waterdrop Notch
Waterdrop Notch
Screen Quality
HD
FHD
FHD
Screen Protection
-
Corning Gorilla Glass v5
-
Performance
GPU
Mali-G52 MP1
Adreno 610
Mali-G71 MP2
Operating System
Android v10 (Q)
Android v9.0 (Pie)
Android v8.1 (Oreo)
Chipset
Samsung Exynos 8 Octa 850
Qualcomm Snapdragon 665
Samsung Exynos 7 Octa 7904
CPU
Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Octa core (1.8 GHz, Dual core, Cortex A73 + 1.6 GHz, Hexa Core, Cortex A53)
Custom User Interface
Samsung One UI
MIUI
-
Clock Speed
2 GHz
2 GHz
1.8 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
8 nm
11 nm
14 nm
Battery
Battery Capacity
5000 mAh
4000 mAh
5000 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-Polymer
Li-ion
Charger Type
Fast, 15W
Fast, 18W
Fast, 15W
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
General
Announced On
15-May-20
5-Aug-19
5-Jan-19
Market Status
Available
Available
Available
Brand
Samsung
Xiaomi
Samsung
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 13,999
Rs. 12,499
Rs. 10,918
Miscellaneous Features
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Memory & Storage
Phone Variants
64GB 4GB RAM, 64GB 6GB RAM
64GB 4GB RAM, 128GB 6GB RAM, 32GB 3GB RAM
64 GB, 4 GB RAM or 32 GB, 3 GB RAM
Expandable Storage
Yes
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
eMMC 5.1
eMMC 5.1
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Network & Connectivity
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
NFC
No
-
No
Bluetooth
Yes
Yes
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
FM Radio
-
Yes
Yes
Front Camera
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps
Front Camera Setup
Single, 13MP
Single, 13MP
Single, 8MP
Front Camera 1 Resolution
13 MP
13 MP
8 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/2.0 Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
3.1" sensor size, 1.12 micrometre pixel size
1.12 micrometre pixel size
-
Front Aperture
f/2.2
f/2.0
f/2.0
Front Flash
No
-
Yes, Screen flash
Front Camera Features
-
HDR, panorama
HDR
Design
Weight
192 grams
188 grams
186 grams
Colors
Black, Blue, White
Nepture Blue, Moonlight White, Cosmic Purple, Space Black
Ocean Blue, Charcoal Black
Build
Back: Plastic
Back: Gorilla Glass
Back: Plastic
Dimensions
163.7 x 75.3 x 8.9 mm
158.3 x 75.3 x 8.3 mm
156.4 x 74.5 x 8.8 mm
SAR Value
Head: 0.831 W/kg
Head: 1.13 W/kg, Body: 0.634 W/kg
Head: 0.273 W/kg
IP Certification
-
Yes, Splash proof
-
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, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, b/g/n
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
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) / 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 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 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), 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) / 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 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 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), 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:...
Rear Camera
OIS
No
No
No
Rear Flash
Yes, LED Flash
Yes, Dual LED Flash
Yes, LED Flash
Rear Video Recording
1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
1920x1080 @ 30 fps
Rear Camera Features
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
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
Quad, 48MP + 8MP + 2MP + 2MP
Dual, 13MP + 5MP
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/1.79 Primary Camera
f/1.9 Primary Camera
Rear Camera 1 Lens
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size
2.8" sensor size, 1.12 micrometre pixel size
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
4.0" sensor size, 1.12 micrometre pixel size
4.0" sensor size, 1.12 micrometre pixel size
12 mm focal length, 6" sensor size, 1.12 micrometre pixel size
Rear Camera 3 Resolution
2 MP
2 MP
-
Rear Camera 3 Type
f/2.4, Macro Camera
f/2.4, Macro Camera
-
Rear Camera 4 Resolution
2 MP
2 MP
-
Rear Camera 4 Type
f/2.4, Depth Camera
f/2.4, Depth Camera
-
Rear Aperture
f/2.0
f/1.79
f/1.9
Rear Camera 3 Lens
-
5.0" sensor size, 1.75 micrometre pixel size
-
Rear Camera 4 Lens
-
5.0" sensor size, 1.75 micrometre pixel size
-
Rear Sensor
-
ISOCELL Plus
ISO-CELL
Sensors
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
Rear
Rear
Rear

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