Vivo X21s vs Apple iPhone 7 vs Apple iPhone 6s Plu comparison

Compare Vivo X21s
Compare Apple iPhone 7
Compare Apple iPhone 6s Plus
key specs
Display6.41-inch4.70-inch5.50-inch
ProcessorQualcomm Snapdragon 660Apple A10 FusionApple A9
Front Camera24.8-megapixel7-megapixel 5-megapixel
Rear Camera12-megapixel + 5-megapixel12-megapixel 12-megapixel
RAM6GB2GB2GB
Storage128GB32GB16GB
Battery Capacity3400mAh1960mAh2750mAh
OSAndroid 8.1 OreoiOS 10iOS 9
Resolution1080x2340 pixels750x1334 pixels1080x1920 pixels
general
BrandVivoAppleApple
ModelX21siPhone 7iPhone 6s Plus
Release dateNovember 1, 2018September 1, 2016September 1, 2015
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)157.91 x 75.08 x 7.90138.30 x 67.10 x 7.10158.20 x 77.90 x 7.30
Weight (g)156.00138.00192.00
Battery capacity (mAh)340019602750
ColoursStarry Night BlackRed, Rose Gold, Gold, Silver, Black, Jet BlackSilver, Gold, Space Gray, Rose Gold
Launched in India-Yes-
Removable battery-NoNo
display
Screen size (inches)6.414.705.50
TouchscreenYesYesYes
Resolution1080x2340 pixels750x1334 pixels1080x1920 pixels
Aspect ratio19.5:916:9-
Pixels per inch (PPI)-326401
hardware
Processorocta-core2.34GHz quad-coreone-core
Processor makeQualcomm Snapdragon 660Apple A10 FusionApple A9
RAM6GB2GB2GB
Internal storage128GB32GB16GB
Expandable storageYesNoNo
Expandable storage typemicroSD--
Expandable storage up to (GB)256--
camera
Rear camera12-megapixel + 5-megapixel12-megapixel (f/1.8)12-megapixel
Rear autofocusYesPhase detection autofocus-
Front camera24.8-megapixel7-megapixel (f/2.2)5-megapixel
Rear flash-Dual LEDYes
software
Operating systemAndroid 8.1 OreoiOS 10iOS 9
connectivity
Wi-FiYesYesYes
GPSYesYesYes
BluetoothYesYes, v 4.20Yes, v 4.20
Micro-USBYes--
Headphones3.5mm-3.5mm
Number of SIMs211
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 a/b/g/n/ac
NFC-YesYes
Infrared-NoNo
USB OTG-NoNo
Lightning-Yes-
FM-NoNo
Wi-Fi Direct-NoNo
Mobile High-Definition Link (MHL)-NoNo
sim 1
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
SIM Type-Nano-SIMNano-SIM
sim 2
GSM/CDMAGSM--
3GYes--
4G/ LTEYes--
sensors
Face unlockYes--
Fingerprint sensorYesYes-
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYesYesYes
Barometer-YesYes
Temperature sensor-NoNo
ratings
Overall NDTV Rating-Read ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-

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