Samsung Galaxy S25 vs Samsung Galaxy A21 Simple comparison

Compare Samsung Galaxy S25
Compare Samsung Galaxy A21 Simple
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.20-inch5.80-inch
ProcessorSnapdragon 8 EliteSamsung Exynos 7884B
Front Camera12-megapixel 5-megapixel
Rear Camera50-megapixel + 12-megapixel + 10-megapixel 13-megapixel
RAM12GB3GB
Storage128GB, 256GB, 512GB64GB
Battery Capacity4000mAh3600mAh
OSAndroid 15Android 11
Resolution1080x2340 pixels720x1560 pixels
general
BrandSamsungSamsung
ModelGalaxy S25Galaxy A21 Simple
Release dateJanuary 22, 2025August 27, 2021
Launched in IndiaYesNo
Form factorTouchscreenTouchscreen
Dimensions (mm)146.90 x 70.50 x 7.20150.00 x 71.00 x 8.40
Weight (g)168.00159.00
IP ratingIP68-
Battery capacity (mAh)40003600
Removable batteryNo-
Fast chargingProprietary-
Wireless chargingYes-
Wireless Charging Type15-
ColoursIcyblue, Navy, Silver Shadow, Mint, Blueblack, Coralred, PinkgoldBlack, White
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.205.80
TouchscreenYesYes
Resolution1080x2340 pixels720x1560 pixels
Protection typeGorilla Glass Armor-
hardware
Processorocta-coreocta-core
Processor makeSnapdragon 8 EliteSamsung Exynos 7884B
RAM12GB3GB
Internal storage128GB, 256GB, 512GB64GB
Expandable storageNoYes
Expandable storage typeNomicroSD
Dedicated microSD slotNo-
Expandable storage up to (GB)-1000
camera
Rear camera50-megapixel (f/1.8) + 12-megapixel (f/2.2) + 10-megapixel (f/2.4)13-megapixel
No. of Rear Cameras31
Front camera12-megapixel (f/2.2)5-megapixel
No. of Front Cameras11
Pop-Up CameraNoNo
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Rear autofocus-Yes
Rear flash-Yes
software
Operating systemAndroid 15Android 11
SkinOne UI 7-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 ax-
GPSYes-
BluetoothYes, v 5.30Yes, v 5.00
NFCYes-
USB Type-CYesYes
Number of SIMs2-
Wi-Fi DirectYes-
Active 4G on both SIM cardsYes-
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sensors
Fingerprint sensorYes-
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
BarometerYes-

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