Vivo U20 (8GB RAM, 128GB) vs Karbonn Alfa 18 comparison

Compare Vivo U20 (8GB RAM, 128GB)
Compare Karbonn Alfa 18
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.53-inch4.00-inch
ProcessorQualcomm Snapdragon 6751.2GHz quad-core
Front Camera16-megapixel 0.3-megapixel
Rear Camera16-megapixel + 8-megapixel + 2-megapixel 2-megapixel
RAM8GB512MB
Storage128GB4GB
Battery Capacity5000mAh1400mAh
OSAndroid 9Android 7.0
Resolution1080x2340 pixels480x800 pixels
general
BrandVivoKarbonn
ModelU20Alfa 18
Release date22nd November 2019-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)162.15 x 76.47 x 8.89124.50 x 64.50 x 10.60
Weight (g)193.00112.00
Battery capacity (mAh)50001400
Removable batteryNoNo
Fast chargingProprietary-
Wireless chargingNo-
ColoursBlaze BlueChampagne, Grey - Gun Metal, Black - Champagne
display
Screen size (inches)6.534.00
TouchscreenYesYes
Resolution1080x2340 pixels480x800 pixels
hardware
Processorocta-core1.2GHz quad-core
Processor makeQualcomm Snapdragon 675-
RAM8GB512MB
Internal storage128GB4GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)25632
camera
Rear camera16-megapixel (f/1.78) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4)2-megapixel
Rear autofocusYes-
Rear flashYesYes
Front camera16-megapixel (f/2.0)0.3-megapixel
software
Operating systemAndroid 9Android 7.0
SkinFuntouch OS 9-
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.00Yes
USB OTGYesYes
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs22
Wi-Fi standards supported-802.11 b/g/n
NFC-No
Infrared-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
3GYesYes
4G/ LTEYesYes
GSM/CDMA-GSM
sim 2
SIM TypeNano-SIMMicro-SIM
3GYesYes
4G/ LTEYesYes
GSM/CDMA-GSM
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesNo
GyroscopeYesNo
Barometer-No
Temperature sensor-No

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