Samsung Galaxy S25 Ultra vs Redmi K40 Pro comparison

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Compare Samsung Galaxy S25 Ultra
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key specs
Display6.90-inch6.67-inch
ProcessorSnapdragon 8 EliteQualcomm Snapdragon 888
Front Camera12-megapixel 20-megapixel
Rear Camera200-megapixel + 50-megapixel + 50-megapixel + 10-megapixel64-megapixel + 8-megapixel + 5-megapixel
RAM12GB6GB, 8GB, 12GB
Storage256GB, 512GB, 1TB128GB, 256GB
Battery Capacity5000mAh4520mAh
OSAndroid 15Android 11
Resolution1400x3120 pixels1080x2400 pixels
general
BrandSamsungXiaomi
ModelGalaxy S25 UltraRedmi K40 Pro
Release dateJanuary 22, 2025February 25, 2021
Launched in IndiaYesNo
Form factorTouchscreenTouchscreen
Dimensions (mm)162.80 x 77.60 x 8.20163.70 x 76.40 x 7.80
Weight (g)218.00196.00
IP ratingIP68-
Battery capacity (mAh)50004520
Removable batteryNo-
Fast charging45W Fast ChargingProprietary
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)6.906.67
TouchscreenYesYes
Resolution1400x3120 pixels1080x2400 pixels
Protection typeGorilla Glass Armor-
Aspect ratio-20:9
hardware
Processorocta-coreocta-core
Processor makeSnapdragon 8 EliteQualcomm Snapdragon 888
RAM12GB6GB, 8GB, 12GB
Internal storage256GB, 512GB, 1TB128GB, 256GB
Expandable storageNo-
Expandable storage typeNo-
Dedicated microSD slotNo-
camera
Rear camera200-megapixel (f/1.7) + 50-megapixel (f/1.9) + 50-megapixel + 10-megapixel64-megapixel + 8-megapixel + 5-megapixel
No. of Rear Cameras43
Rear autofocusYesYes
Rear flashYesYes
Front camera12-megapixel (f/2.2)20-megapixel
No. of Front Cameras11
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 11
SkinOne UI 7MIUI 12
connectivity
Wi-Fi 7Yes-
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac/ax
GPSYesYes
BluetoothYes, v 5.30Yes, v 5.10
NFCYesYes
USB Type-CYesYes
Number of SIMs22
Wi-Fi DirectYes-
Active 4G on both SIM cardsYes-
Infrared-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYesYes
sensors
Fingerprint sensorYes-
In-Display Fingerprint SensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
BarometerYes-
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