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iQOO 15 vs Vivo S1 (China) comparison

 Compare iQOO 15
iQOO 15
Compare Vivo S1 (China)
Vivo S1 (China)
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.85-inch6.53-inch
ProcessorSnapdragon 8 Elite Gen 5MediaTek Helio P70
Front Camera32-megapixel 24.8-megapixel
Rear Camera50-megapixel + 50-megapixel + 50-megapixel 12-megapixel + 8-megapixel + 5-megapixel
RAM12GB, 16GB6GB
Storage256GB, 512GB128GB
Battery Capacity7,000mAh3940mAh
OSAndroid 16Android Pie
Resolution1,440x3,168 pixels1080x2340 pixels
general
BrandiQOOVivo
Model15S1 (China)
Release dateOctober 20, 2025March 1, 2019
Launched in IndiaNo-
Form factorTouchscreenTouchscreen
Dimensions (mm)163.65 x 76.80 x 8.10161.97 x 75.93 x 8.54
Weight (g)215.00189.50
Battery capacity (mAh)7,0003940
Removable batteryNo-
Fast charging100W Fast Charging-
Wireless chargingYes-
Wireless Charging Type40W-
ColoursLegendary Edition, Track Edition, Lingyun, Wilderness, Honor of Kings 10th Anniversary Collector’s Edition (transalated from Chinese)Blue, Peach Pink
display
Refresh Rate144 Hz-
Screen size (inches)6.856.53
TouchscreenYesYes
Resolution1,440x3,168 pixels1080x2340 pixels
Aspect ratio19.8:919.5:9
Pixels per inch (PPI)508-
hardware
Processor4.6GHz MHz octa-coreocta-core
Processor makeSnapdragon 8 Elite Gen 5MediaTek Helio P70
RAM12GB, 16GB6GB
Internal storage256GB, 512GB128GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera50-megapixel (f/1.88) + 50-megapixel (f/2.65) + 50-megapixel (f/2.05)12-megapixel (f/1.78) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4)
No. of Rear Cameras3-
Front camera32-megapixel (f/2.2)24.8-megapixel (f/2.0)
No. of Front Cameras1-
Pop-Up CameraNo-
software
Operating systemAndroid 16Android Pie
SkinOriginOS 6FunTouch OS 9
connectivity
Wi-Fi 7Yes-
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 6.00Yes
USB Type-CYes-
USB OTG-Yes
Number of SIMs-2
sensors
In-Display Fingerprint SensorYes-
Fingerprint sensor-Yes
Compass/ Magnetometer-Yes
Proximity sensor-Yes
Accelerometer-Yes
Ambient light sensor-Yes
Gyroscope-Yes
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