Samsung Galaxy S25 Ultra vs Samsung Galaxy S6 comparison

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Compare Samsung Galaxy S25 Ultra
Compare Samsung Galaxy S6
key specs
Display6.90-inch5.10-inch
ProcessorSnapdragon 8 EliteSamsung Exynos 7 Octa 7420
Front Camera12-megapixel 5-megapixel
Rear Camera200-megapixel + 50-megapixel + 50-megapixel + 10-megapixel16-megapixel
RAM12GB3GB
Storage256GB, 512GB, 1TB32GB
Battery Capacity5000mAh2550mAh
OSAndroid 15Android 5.0
Resolution1400x3120 pixels1440x2560 pixels
general
BrandSamsungSamsung
ModelGalaxy S25 UltraGalaxy S6
Release dateJanuary 22, 2025March 1, 2015
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)162.80 x 77.60 x 8.20143.40 x 70.50 x 6.80
Weight (g)218.00138.00
IP ratingIP68-
Battery capacity (mAh)50002550
Removable batteryNoNo
Fast charging45W Fast Charging-
Wireless chargingYes-
Wireless Charging Type15-
Brand Exclusive FeaturesTitanium frame, Corning Gorilla Armor (Rear and Front Panel)-
display
Refresh Rate120 Hz-
Resolution StandardQHD+-
Screen size (inches)6.905.10
TouchscreenYesYes
Resolution1400x3120 pixels1440x2560 pixels
Protection typeGorilla Glass ArmorGorilla Glass
Aspect ratio-16:9
Pixels per inch (PPI)-577
hardware
Processorocta-coreocta-core (4x2.1GHz + 4x1.5GHz)
Processor makeSnapdragon 8 EliteSamsung Exynos 7 Octa 7420
RAM12GB3GB
Internal storage256GB, 512GB, 1TB32GB
Expandable storageNoNo
Expandable storage typeNo-
Dedicated microSD slotNo-
camera
Rear camera200-megapixel (f/1.7) + 50-megapixel (f/1.9) + 50-megapixel + 10-megapixel16-megapixel (f/1.9, 1.12-micron)
No. of Rear Cameras4-
Rear autofocusYesYes
Rear flashYesLED
Front camera12-megapixel (f/2.2)5-megapixel (f/1.9, 1.34-micron)
No. of Front Cameras1-
Front autofocusYes-
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Lens Type (Fourth Rear Camera)Telephoto-
software
Operating systemAndroid 15Android 5.0
SkinOne UI 7TouchWiz
connectivity
Wi-Fi 7Yes-
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.30Yes, v 4.10
NFCYesYes
USB Type-CYes-
Number of SIMs21
Wi-Fi DirectYesYes
Active 4G on both SIM cardsYes-
Infrared-Yes
USB OTG-Yes
Micro-USB-Yes
Headphones-3.5mm
FM-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sensors
Fingerprint sensorYesYes
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
BarometerYesYes
Temperature sensor-No
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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