Oppo A1k vs Vivo Y91 comparison

Compare Oppo A1k
Compare Vivo Y91
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.10-inch6.22-inch
ProcessorMediaTek Helio P22 MediaTek Helio P22
Front Camera5-megapixel 8-megapixel
Rear Camera8-megapixel 13-megapixel + 2-megapixel
RAM2GB2GB
Storage32GB32MB
Battery Capacity4000mAh4030mAh
OSAndroid PieAndroid 8.1
Resolution720x1560 pixels720x1520 pixels
general
BrandOppoVivo
ModelA1kY91
Release dateApril 1, 2019January 1, 2019
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)154.50 x 73.80 x 8.40155.11 x 75.09 x 8.28
Weight (g)170.00163.50
Battery capacity (mAh)40004030
ColoursBlack, RedStarry Black, Ocean Blue
Launched in India-Yes
display
Screen size (inches)6.106.22
TouchscreenYesYes
Resolution720x1560 pixels720x1520 pixels
Protection typeGorilla Glass-
Pixels per inch (PPI)282-
hardware
Processorocta-coreocta-core
Processor makeMediaTek Helio P22 (MT6762)MediaTek Helio P22 (MT6762R)
RAM2GB2GB
Internal storage32GB32MB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)-256
Dedicated microSD slot-Yes
camera
Rear camera8-megapixel (f/2.2, 1.4-micron)13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)
Rear flashLEDLED
Front camera5-megapixel (f/2.0, 1.12-micron)8-megapixel (f/f/1.8)
Front flash-No
software
Operating systemAndroid PieAndroid 8.1
SkinColorOS 6.0Funtouch OS 4.5
connectivity
Wi-FiYesYes
BluetoothYes, v 4.20Yes, v 5.00
Micro-USBYesYes
Headphones3.5mm3.5mm
Number of SIMs22
NFC-No
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sensors
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Face unlock-Yes
Fingerprint sensor-Yes
Gyroscope-Yes

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