Samsung Galaxy S25 vs Samsung Galaxy A21 comparison

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Compare Samsung Galaxy S25
Compare Samsung Galaxy A21s
key specs
Display6.20-inch6.50-inch
ProcessorSnapdragon 8 EliteSamsung Exynos 850
Front Camera12-megapixel 13-megapixel
Rear Camera50-megapixel + 12-megapixel + 10-megapixel 48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM12GB4GB
Storage256GB, 512GB64GB
Battery Capacity4000mAh5000mAh
OSAndroid 15Android 10
Resolution1080x2340 pixels720x1600 pixels
general
BrandSamsungSamsung
ModelGalaxy S25Galaxy A21s
Release dateJanuary 22, 2025May 15, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)146.90 x 70.50 x 7.20163.60 x 75.30 x 8.90
Weight (g)168.00191.00
IP ratingIP68-
Battery capacity (mAh)40005000
Removable batteryNoNo
Fast chargingProprietaryProprietary
Wireless chargingYes-
Wireless Charging Type15-
Colours-White, Black, Blue
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.206.50
TouchscreenYesYes
Resolution1080x2340 pixels720x1600 pixels
Protection typeGorilla Glass Armor-
hardware
Processorocta-core2GHz octa-core
Processor makeSnapdragon 8 EliteSamsung Exynos 850
RAM12GB4GB
Internal storage256GB, 512GB64GB
Expandable storageNoYes
Expandable storage typeNomicroSD
Dedicated microSD slotNoYes
Expandable storage up to (GB)-512
camera
Rear camera50-megapixel (f/1.8) + 12-megapixel (f/2.2) + 10-megapixel (f/2.4)48-megapixel (f/2.0) + 8-megapixel (f/2.0) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras3-
Front camera12-megapixel (f/2.2)13-megapixel (f/2.2)
No. of Front Cameras1-
Pop-Up CameraNo-
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Rear flash-Yes
software
Operating systemAndroid 15Android 10
SkinOne UI 7One UI
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 ax-
GPSYes-
BluetoothYes, v 5.30Yes, v 5.00
NFCYesYes
USB Type-CYes-
Number of SIMs2-
Wi-Fi DirectYes-
Active 4G on both SIM cardsYes-
Headphones-3.5mm
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sensors
Fingerprint sensorYesYes
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-
BarometerYes-
Compare Samsung Galaxy S25
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