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Samsung Galaxy S25 Ultra vs Nubia Z18 comparison

 Compare Samsung Galaxy S25 Ultra
Samsung Galaxy S25 Ultra
Compare Nubia Z18
Nubia Z18
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.90-inch5.99-inch
ProcessorSnapdragon 8 EliteQualcomm Snapdragon 845
Front Camera12-megapixel 8-megapixel
Rear Camera200-megapixel + 50-megapixel + 50-megapixel + 10-megapixel16-megapixel + 24-megapixel
RAM12GB, 16GB6GB
Storage256GB, 512GB, 1TB64GB
Battery Capacity5000mAh3450mAh
OSAndroid 15Android 8.1 Oreo
Resolution1400x3120 pixels1080x2160 pixels
general
BrandSamsungNubia
ModelGalaxy S25 UltraZ18
Release dateJanuary 22, 2025September 1, 2018
Launched in IndiaYesNo
Form factorTouchscreenTouchscreen
Dimensions (mm)162.80 x 77.60 x 8.20148.58 x 72.00 x 8.55
Weight (g)218.00172.00
IP ratingIP68-
Battery capacity (mAh)50003450
Removable batteryNoNo
Fast charging45W Fast Charging-
Wireless chargingYes-
Wireless Charging Type15-
Brand Exclusive FeaturesTitanium frame, Corning Gorilla Armor (Rear and Front Panel)-
Colours-Deep Dark Night, Nebula Red
display
Refresh Rate120 Hz-
Resolution StandardQHD+-
Screen size (inches)6.905.99
TouchscreenYesYes
Resolution1400x3120 pixels1080x2160 pixels
Protection typeGorilla Glass Armor-
Pixels per inch (PPI)-428
hardware
Processorocta-core1.2GHz octa-core
Processor makeSnapdragon 8 EliteQualcomm Snapdragon 845
RAM12GB, 16GB6GB
Internal storage256GB, 512GB, 1TB64GB
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/1.6) + 24-megapixel (f/1.6)
No. of Rear Cameras4-
Rear autofocusYesYes
Rear flashYesDual LED
Front camera12-megapixel (f/2.2)8-megapixel (f/2.0)
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 8.1 Oreo
SkinOne UI 7Nubia UI 6.0
connectivity
Wi-Fi 7Yes-
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 b/g/n/ac
GPSYesYes
BluetoothYes, v 5.30Yes, v 5.00
NFCYes-
USB Type-CYes-
Number of SIMs22
Wi-Fi DirectYes-
Active 4G on both SIM cardsYes-
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sensors
Fingerprint sensorYes-
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYes-
Ambient light sensorYesYes
GyroscopeYesYes
BarometerYes-

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