Vivo X21 vs Apple iPhone 7 comparison

Compare Vivo X21
Compare Apple iPhone 7
ratings
Overall NDTV RatingRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display6.28-inch4.70-inch
ProcessorQualcomm Snapdragon 660Apple A10 Fusion
Front Camera12-megapixel 7-megapixel
Rear Camera12-megapixel + 5-megapixel 12-megapixel
RAM6GB2GB
Storage128GB32GB
Battery Capacity3200mAh1960mAh
OSAndroid 8.1iOS 10
Resolution1080x2280 pixels750x1334 pixels
general
BrandVivoApple
ModelX21iPhone 7
Release dateMarch 2018September 2016
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)154.50 x 74.80 x 7.40138.30 x 67.10 x 7.10
Weight (g)156.20138.00
Battery capacity (mAh)32001960
Removable batteryNoNo
Fast chargingProprietary-
ColoursBlack, GoldRed, Rose Gold, Gold, Silver, Black, Jet Black
display
Screen size (inches)6.284.70
TouchscreenYesYes
Resolution1080x2280 pixels750x1334 pixels
Aspect ratio19:916:9
Pixels per inch (PPI)-326
hardware
Processor2.2GHz octa-core2.34GHz quad-core
Processor makeQualcomm Snapdragon 660Apple A10 Fusion
RAM6GB2GB
Internal storage128GB32GB
Expandable storageYesNo
Expandable storage typemicroSD-
Expandable storage up to (GB)256-
camera
Rear camera12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)12-megapixel (f/1.8)
Rear autofocusPhase detection autofocusPhase detection autofocus
Rear flashLEDDual LED
Front camera12-megapixel (f/2.0)7-megapixel (f/2.2)
software
Operating systemAndroid 8.1iOS 10
SkinFunTouch 4.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.20
NFCNoYes
InfraredNoNo
USB OTGYesNo
Micro-USBYes-
Headphones3.5mm-
FMNoNo
Number of SIMs21
Lightning-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Barometer-Yes
Temperature sensor-No
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