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Samsung Galaxy M21s vs Samsung Star 3 Duos
Samsung Galaxy M21s
vs
Samsung Star 3 Duo
comparison
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Samsung Galaxy M21s
Samsung Star 3 Duos
key specs
Display
6.40-inch
3.00-inch
Processor
Samsung Exynos 9611
one-core
Front Camera
32-megapixel
No
Rear Camera
64-megapixel + 8-megapixel + 5-megapixel
3-megapixel
RAM
4GB
-
Storage
64GB
20MB
Battery Capacity
6000mAh
1000mAh
OS
Android 10
Proprietary
Resolution
1080x2340 pixels
240x320 pixels
general
Brand
Samsung
Samsung
Model
Galaxy M21s
Star 3 Duos
Release date
November 5, 2020
January 1, 2012
Launched in India
No
-
Form factor
Touchscreen
Bar
Dimensions (mm)
159.20 x 75.10 x 8.90
102.00 x 58.00 x 11.51
Weight (g)
191.00
95.50
Battery capacity (mAh)
6000
1000
Fast charging
Proprietary
-
Colours
Black, Blue
-
Alternate names
-
GT-S5222
Removable battery
-
Yes
display
Screen size (inches)
6.40
3.00
Touchscreen
Yes
Yes
Resolution
1080x2340 pixels
240x320 pixels
Pixels per inch (PPI)
-
133
hardware
Processor
8 MHz
one-core
Processor make
Samsung Exynos 9611
-
RAM
4GB
-
Internal storage
64GB
20MB
Expandable storage
Yes
Yes
Expandable storage type
microSD
microSD
Expandable storage up to (GB)
512
16
Dedicated microSD slot
Yes
-
camera
Rear camera
64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2)
3-megapixel
Front camera
32-megapixel (f/2.0)
No
Rear flash
-
No
software
Operating system
Android 10
Proprietary
Skin
One UI Core
-
connectivity
Wi-Fi
Yes
Yes
Wi-Fi standards supported
802.11 a/b/g/n/ac
-
GPS
Yes
No
Bluetooth
Yes, v 5.00
Yes, v 3.00
USB Type-C
Yes
-
Headphones
3.5mm
3.5mm
Number of SIMs
2
2
NFC
-
No
Infrared
-
No
USB OTG
-
No
FM
-
Yes
Wi-Fi Direct
-
No
Mobile High-Definition Link (MHL)
-
No
sim 1
SIM Type
Nano-SIM
Micro-SIM
GSM/CDMA
GSM
GSM
3G
Yes
No
4G/ LTE
Yes
No
sim 2
SIM Type
Nano-SIM
Regular
GSM/CDMA
GSM
GSM
3G
Yes
No
4G/ LTE
Yes
No
sensors
Fingerprint sensor
Yes
-
Compass/ Magnetometer
Yes
No
Proximity sensor
Yes
Yes
Accelerometer
Yes
No
Ambient light sensor
Yes
No
Gyroscope
Yes
No
Barometer
-
No
Temperature sensor
-
No
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