Vivo X300 Pro vs Vivo X21 UD comparison

Compare Vivo X300 Pro
Compare Vivo X21 UD
key specs
Display6.78-inch6.28-inch
ProcessorMediaTek Dimensity 9500Qualcomm Snapdragon 660
Front Camera50-megapixel 12-megapixel
Rear Camera50-megapixel + 200-megapixel + 50-megapixel 12-megapixel
RAM12GB6GB
Storage256GB128GB
Battery Capacity6510mAh3200mAh
OSAndroid 16Android 8.1
Resolution1260x2800 pixels1080x2280 pixels
general
BrandVivoVivo
ModelX300 ProX21 UD
Release dateOctober 13, 2025March 1, 2018
AI EnabledYes-
Launched in IndiaNo-
Form factorTouchscreenTouchscreen
Dimensions (mm)161.98 x 75.48 x 7.99154.50 x 74.80 x 7.40
Weight (g)226.00156.20
IP ratingIP69-
Battery capacity (mAh)65103200
Removable batteryNo-
Fast charging90W Fast Charging-
Wireless chargingYes-
Wireless Charging Type40W-
ColoursFree Blue, Pure Black, Simple White, Wilderness BrownRuby Red, Aurora White, Black
display
Refresh Rate120 Hz-
Resolution Standard1.5K-
Screen size (inches)6.786.28
TouchscreenYesYes
Resolution1260x2800 pixels1080x2280 pixels
Aspect ratio20:9-
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 9500Qualcomm Snapdragon 660
RAM12GB6GB
Internal storage256GB128GB
camera
Rear camera50-megapixel (f/1.57) + 200-megapixel (f/2.67) + 50-megapixel (f/2.0)12-megapixel
No. of Rear Cameras3-
Rear flashYesLED
Front camera50-megapixel (f/2.0)12-megapixel
No. of Front Cameras1-
Lens Type (Second Rear Camera)Telephoto-
Lens Type (Third Rear Camera)Ultra Wide-Angle-
software
Operating systemAndroid 16Android 8.1
SkinOriginOS 6FunTouch 4.0
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.00
NFCYes-
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac
USB OTG-Yes
Headphones-3.5mm
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYes-
Ambient light sensorYesYes
GyroscopeYesYes
sim 1
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes

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