Oppo Find X vs Vivo X21 vs Apple iPhone X comparison

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ratings
Overall NDTV Rating--
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
general
Release dateJune 2018March 2018September 2017-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)156.70 x 74.30 x 9.40154.50 x 74.80 x 7.40143.60 x 70.90 x 7.70-
Weight (g)186.00156.20174.00-
Battery capacity (mAh)373032002716-
Removable batteryNoNoNo-
ColoursBordeaux Red, Glacier BlueBlack, Gold--
display
Screen size (inches)6.426.285.80-
TouchscreenYesYesYes-
Resolution1080x2340 pixels1080x2280 pixels1125x2436 pixels-
hardware
Processor2.5GHz octa-core2.2GHz octa-corehexa-core-
Processor makeSnapdragon 845 SoCQualcomm Snapdragon 660Apple A11 Bionic-
RAM8GB6GB3GB-
Internal storage256GB128GB64GB-
Expandable storage-YesNo-
Expandable storage type-microSD--
Expandable storage up to (GB)-256--
camera
Rear camera16-megapixel12-megapixel12-megapixel-
Rear FlashLEDLEDDual LED-
Front camera25-megapixel12-megapixel7-megapixel-
software
Operating SystemAndroid 8.1Android 8.1iOS 11-
SkinColor OS 5.1FunTouch 4.0--
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac-
GPSYesYesYes-
BluetoothYes, v 5.00Yes, v 5.00Yes, v 5.00-
HeadphonesNo3.5mm--
Number of SIMs221-
NFC-NoYes-
Infrared-NoNo-
USB OTG-YesNo-
FM-NoNo-
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSM + CDMAGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeNano-SIMNano-SIM--
GSM/CDMAGSM + CDMAGSM--
3G-Yes--
4G/ LTE-Yes--
sensors
Compass/ Magnetometer-YesNo-
Proximity sensor-YesYes-
Accelerometer-YesYes-
Ambient light sensor-YesYes-
Gyroscope-YesYes-
Barometer--Yes-
Temperature sensor--No-