Xiaomi Redmi K20 vs Vivo S1 comparison

Compare Xiaomi Redmi K20
Compare Vivo S1
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
Display6.39-inch6.38-inch
ProcessorQualcomm Snapdragon 730MediaTek P65
Front Camera20-megapixel 32-megapixel
Rear Camera48-megapixel + 8-megapixel + 13-megapixel 16-megapixel + 8-megapixel + 5-megapixel
RAM6GB4GB
Storage64GB128GB
Battery Capacity4000mAh4500mAh
OSAndroid PieAndroid Pie
Resolution1080x2340 pixels1080x2340 pixels
general
BrandXiaomiVivo
ModelRedmi K20S1
Release date28th May 2019July 2019
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typeGlass-
Dimensions (mm)156.70 x 74.30 x 8.80159.53 x 75.23 x 8.13
Weight (g)191.00179.00
Battery capacity (mAh)40004500
Fast chargingProprietaryProprietary
ColoursCarbon Black, Glacier Blue, Flame RedSkyline Blue, Diamond Black
Removable battery-No
Wireless charging-No
display
Screen size (inches)6.396.38
TouchscreenYesYes
Resolution1080x2340 pixels1080x2340 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:919.5:9
Pixels per inch (PPI)403-
hardware
Processor1.8GHz octa-core (6x1.8GHz + 2x2.2GHz)octa-core
Processor makeQualcomm Snapdragon 730MediaTek P65
RAM6GB4GB
Internal storage64GB128GB
Expandable storageNoNo
Dedicated microSD slotNoNo
camera
Rear camera48-megapixel (f/1.75, 1.6-micron) + 8-megapixel (f/2.4, 1.12-micron) + 13-megapixel (f/2.4, 1.12-micron)16-megapixel (f/1.78) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4)
Rear autofocusYes-
Rear flashYes-
Front camera20-megapixel (f/2.2, 0.8-micron)32-megapixel (f/2.0)
Front flashNo-
software
Operating systemAndroid PieAndroid Pie
SkinMIUI 10Funtouch OS 9
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
NFCNo-
InfraredYes-
USB Type-CYes-
Headphones3.5mm-
Number of SIMs22
Wi-Fi DirectYes-
Active 4G on both SIM cardsYes-
USB OTG-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Face unlockYes-
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes

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