Vivo X21 vs Lenovo K8 Note comparison

Compare Vivo X21
Compare Lenovo K8 Note
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-inch5.50-inch
ProcessorQualcomm Snapdragon 660MediaTek Helio X23
Front Camera12-megapixel 13-megapixel
Rear Camera12-megapixel + 5-megapixel 13-megapixel
RAM6GB3GB
Storage128GB32GB
Battery Capacity3200mAh4000mAh
OSAndroid 8.1Android 7.1.1
Resolution1080x2280 pixels1080x1920 pixels
general
BrandVivoLenovo
ModelX21K8 Note
Release dateMarch 1, 2018August 1, 2017
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)154.50 x 74.80 x 7.40154.50 x 75.90 x 8.50
Weight (g)156.20180.00
Battery capacity (mAh)32004000
Removable batteryNoNo
Fast chargingProprietary-
ColoursBlack, GoldFine Gold, Venom Black
display
Screen size (inches)6.285.50
TouchscreenYesYes
Resolution1080x2280 pixels1080x1920 pixels
Aspect ratio19:9-
Pixels per inch (PPI)-441
hardware
Processor2.2GHz octa-core1.4GHz deca-core
Processor makeQualcomm Snapdragon 660MediaTek Helio X23 (MT6797D)
RAM6GB3GB
Internal storage128GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256128
camera
Rear camera12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)13-megapixel
Rear autofocusPhase detection autofocus-
Rear flashLEDDual LED
Front camera12-megapixel (f/2.0)13-megapixel
Front flash-LED
software
Operating systemAndroid 8.1Android 7.1.1
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 4.10
NFCNoNo
InfraredNoNo
USB OTGYesYes
Micro-USBYes-
Headphones3.5mm3.5mm
FMNoYes
Number of SIMs22
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-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Barometer-No
Temperature sensor-No
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