Samsung Galaxy A21S vs Xiaomi Redmi Note 9 Pro Max vs Redmi Note 8
- Updated: 26th Aug 2020, 06:38 IST
Key Feature Comparison
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At a Glance
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Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)
Samsung Exynos 8 Octa 850, Mali-G52 MP1
Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)
Qualcomm Snapdragon 720G, Adreno 618
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Qualcomm Snapdragon 665, Adreno 610
5000 mAh
Li-ion, Fast, 15W
5020 mAh
Li-Polymer, Fast, 33W
4000 mAh
Li-Polymer, Fast, 18W
6.5 inches
270 ppi
6.67 inches
395 ppi, FHD
6.3 inches
409 ppi, FHD
Quad, 48MP + 8MP + 2MP + 2MP
1920x1080 @ 30 fps
Quad, 64MP + 8MP + 5MP + 2MP
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
Quad, 48MP + 8MP + 2MP + 2MP
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
4G
Dual SIM, GSM+GSM
4G
Dual SIM, GSM+GSM
4G
Dual SIM, GSM+GSM
Detailed Specs
Screen Size
6.5 inches
6.67 inches
6.3 inches
Screen Type
TFT
IPS LCD
IPS LCD
Screen Resolution
720 x 1600 pixels
1080 x 2400 pixels
1080 x 2340 pixels
Pixel Density
270 ppi
395 ppi
409 ppi
Aspect Ratio
20:09
20:09
19.5:9
Screen to Body Ratio
82.75%
84.73%
90%
Screen Design
Punch hole
Punch hole
Waterdrop notch
Screen Protection
-
Gorilla Glass 5
Gorilla Glass 5
Screen Refresh Rate
-
60 Hz
-
Screen Quality
-
FHD
FHD
Peak Brightness
-
450 nits
-
Phone Variants
6GB 64GB, 4GB 64GB, 6GB 128GB
6GB 64GB, 8GB 128GB, 6GB 128GB
4GB 64GB, 3GB 32GB, 6GB 128GB
Expandable Storage
Yes
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
eMMC 5.1
UFS 2.1
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Operating System
Android v10 (Q)
Android v10 (Q)
Android v9.0 (Pie)
GPU
Mali-G52 MP1
Adreno 618
Adreno 610
Chipset
Samsung Exynos 8 Octa 850
Qualcomm Snapdragon 720G
Qualcomm Snapdragon 665
CPU
Octa core (2 GHz, Quad core, Cortex A55 + 2 GHz, Quad core, Cortex A55)
Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Custom User Interface
Samsung One UI
MIUI
MIUI
Clock Speed
2 GHz
2.3 GHz
2 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
8 nm
8 nm
11 nm
Battery Capacity
5000 mAh
5020 mAh
4000 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-Polymer
Li-Polymer
Charger Type
Fast, 15W
Fast, 33W
Fast, 18W
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
Charging Time
-
50 % in 30 minutes
-
Announced On
15-May-20
12-Mar-20
5-Aug-19
Market Status
Available
Available
Available
Brand
Samsung
Xiaomi
Xiaomi
Model Number
SM-A217FZB1INS/SM-A217FZBGINS/SM-A217FZB5INS
M2003J6B1I/MZB9589IN
MZB8189IN
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 13,999
Rs. 14,569
Rs. 12,499
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
NFC
No
No
-
Network Support
4G
4G
4G
Bluetooth
Yes
Yes
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, ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n, MIMO
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Bluetooth Type
v5.0
v5.0
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 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) / 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 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...
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) / 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 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...
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps
1920x1080 @ 30 fps
Front Camera Setup
Single, 13MP
Single, 32MP
Single, 13MP
Front Camera 1 Resolution
13 MP
32 MP
13 MP
Front Camera 1 Type
f/2.2 Primary Camera
Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
3.1" sensor size, 1.12 micrometre pixel size
1.6 micrometre pixel size
1.12 micrometre pixel size
Front Aperture
f/2.2
-
f/2.0
Front Flash
No
-
-
Front Camera Features
-
HDR, panorama
HDR, panorama
Weight
192 grams
209 grams
188 grams
Colors
Black, Blue, White
Aurora Blue , Glacier White, Interstellar Black , Champagne Gold
Nepture Blue, Moonlight White, Cosmic Purple, Space Black
Build
Back: Plastic
Back: Gorilla Glass
Back: Gorilla Glass
Dimensions
163.7 x 75.3 x 8.9 mm
165.5 x 76.6 x 8.8 mm
158.3 x 75.3 x 8.3 mm
SAR Value
Head: 0.831 W/kg
Head: 0.880 W/kg, Body: 0.475 W/kg
Head: 1.13 W/kg, Body: 0.634 W/kg
Water Resistance
-
Yes, Splash proof
Yes, Splash proof
OIS
No
-
No
Rear Flash
Yes, LED Flash
Yes, LED Flash
Yes, Dual LED Flash
Rear Video Recording
1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
Rear Camera Features
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
10 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
Quad, 64MP + 8MP + 5MP + 2MP
Quad, 48MP + 8MP + 2MP + 2MP
Rear Camera 1 Resolution
48 MP
64 MP
48 MP
Rear Camera 1 Type
f/2.0 (upto 8x Digital Zoom), Wide Angle Primary Camera
f/1.89 (upto 10x Digital Zoom) Primary Camera
f/1.79 Primary Camera
Rear Camera 1 Lens
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
1.7" sensor size, 1.6 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
8 MP
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
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 2 Lens
4.0" sensor size, 1.12 micrometre pixel size
1.12 micrometre pixel size
4.0" sensor size, 1.12 micrometre pixel size
Rear Camera 3 Resolution
2 MP
5 MP
2 MP
Rear Camera 3 Type
f/2.4, Macro Camera
Macro Camera
f/2.4, Macro Camera
Rear Camera 4 Resolution
2 MP
2 MP
2 MP
Rear Camera 4 Type
f/2.4, Depth Camera
Depth Camera
f/2.4, Depth Camera
Rear Aperture
f/2.0
f/1.89
f/1.79
Rear Camera 3 Lens
-
1.12 micrometre pixel size
5.0" sensor size, 1.75 micrometre pixel size
Rear Camera 4 Lens
-
1.75 micrometre pixel size
5.0" sensor size, 1.75 micrometre pixel size
Rear Sensor
-
CMOS image sensor, ISOCELL Plus
ISOCELL Plus
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
Rear
Side
Rear
Face Unlock
Yes
Yes
Yes
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