Samsung Galaxy A21 vs Samsung Galaxy S II comparison

Compare Samsung Galaxy A21
Compare Samsung Galaxy S II
key specs
Display6.50-inch4.30-inch
Front Camera13-megapixel2-megapixel
Rear Camera16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel8-megapixel
RAM3GB1GB
Storage32GB16GB
Battery Capacity4000mAh1650mAh
OSAndroid 10Android 2.3
Processor-1.2GHz dual-core
Resolution-480x800 pixels
general
BrandSamsungSamsung
ModelGalaxy A21Galaxy S II
Release dateApril 8, 2020April 1, 2011
Form factorTouchscreen-
Battery capacity (mAh)40001650
Removable batteryNoYes
Fast chargingProprietary-
Wireless chargingNo-
ColoursBlack-
Alternate names-GT-I9100
Dimensions (mm)-125.30 x 66.10 x 8.49
Weight (g)-116.00
display
Screen size (inches)6.504.30
TouchscreenYesYes
Resolution-480x800 pixels
hardware
Processor makeMediaTek Helio P35 (MT6765)-
RAM3GB1GB
Internal storage32GB16GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)51232
Processor-1.2GHz dual-core
camera
Rear camera16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel8-megapixel
Rear autofocusYes-
Rear flashYesLED
Front camera13-megapixel2-megapixel
Pop-Up CameraNo-
software
Operating systemAndroid 10Android 2.3
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes
NFC-Yes
Infrared-No
USB OTG-No
Headphones-3.5mm
FM-No
Number of SIMs-1
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sensors
Fingerprint sensorYes-
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-No
Gyroscope-Yes
Barometer-No
Temperature sensor-No
sim 1
SIM Type-Regular
GSM/CDMA-GSM
3G-Yes
4G/ LTE-No

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