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Vivo X300 Ultra vs iQOO 15 Ultra comparison

 Sponsored Compare Vivo X300 Ultra
Vivo X300 Ultra
Compare iQOO 15 Ultra
iQOO 15 Ultra
key specs
Display6.82-inch6.85-inch
ProcessorSnapdragon 8 Elite Gen 5Snapdragon 8 Elite Gen 5
Front Camera50-megapixel 32-megapixel
Rear Camera200-megapixel + 50-megapixel + 200-megapixel 50-megapixel + 50-megapixel + 50-megapixel
RAM12GB16GB
Storage256GB256GB
Battery Capacity6600mAh7,400mAh
OSAndroid 16Android 16
Resolution1440x3168 pixels1,440x3,168 pixels
general
BrandVivoiQOO
ModelX300 Ultra15 Ultra
Release dateMarch 30, 2026February 4, 2026
AI EnabledYesNo
Launched in IndiaNoNo
Form factorTouchscreenTouchscreen
Dimensions (mm)162.98 x 76.81 x 8.19163.65 x 76.80 x 8.70
Weight (g)232.00227.00
Battery capacity (mAh)66007,400
Removable batteryNoNo
Fast charging100W Fast Charging100W Fast Charging
Wireless chargingYesYes
Wireless Charging Type40W40W
ColoursBlack, Film Green, Silver Tone (translated from Chinese)2077 (Black) and 2049 (Silver)
display
Refresh Rate144 Hz144 Hz
Screen size (inches)6.826.85
TouchscreenYesYes
Resolution1440x3168 pixels1,440x3,168 pixels
Aspect ratio19.8:919.8:9
Pixels per inch (PPI)510508
hardware
Processorocta-coreocta-core
Processor makeSnapdragon 8 Elite Gen 5Snapdragon 8 Elite Gen 5
RAM12GB16GB
Internal storage256GB256GB
Expandable storage-No
camera
Rear camera200-megapixel (f/1.85) + 50-megapixel (f/2.0) + 200-megapixel (f/2.67)50-megapixel (f/1.88) + 50-megapixel (f/2.65) + 50-megapixel (f/2.05)
No. of Rear Cameras33
Rear flashYesYes
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Front camera50-megapixel (f/2.45)32-megapixel (f/2.2)
Rear autofocus-Yes
No. of Front Cameras-1
Pop-Up Camera-No
software
Operating systemAndroid 16Android 16
SkinOriginOS 6OriginOS 6
connectivity
Wi-Fi 7YesYes
Wi-FiYes-
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.40
NFCYesYes
InfraredYesYes
USB Type-CYesYes
HeadphonesType-C-
Number of SIMs22
Active 4G on both SIM cardsYes-
sensors
In-Display Fingerprint SensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Temperature sensor-Yes
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM + CDMA
4G/ LTE-Yes
5G-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM + CDMA
4G/ LTE-Yes
5G-Yes
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