Vivo Y91 vs Realme U1 vs Lava Z81 vs Nokia 6.1 Plus comparison

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ratings
Overall NDTV Rating-Read Review-Read Review
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display6.22-inch6.30-inch5.70-inch5.80-inch
ProcessorMediaTek Helio P22 MediaTek Helio P70MediaTek Helio A22Qualcomm Snapdragon 636
Front Camera8-megapixel 25-megapixel 13-megapixel16-megapixel
Rear Camera13-megapixel + 2-megapixel 13-megapixel + 2-megapixel 13-megapixel16-megapixel + 5-megapixel
RAM2GB4GB2GB4GB
Storage32MB64GB32GB64GB
Battery Capacity4030mAh3500mAh3000mAh3060mAh
OSAndroid 8.1Android 8.1 OreoAndroid 8.1 OreoAndroid 8.1
Resolution720x1520 pixels1080x2340 pixels720x1440 pixels1080x2280 pixels
general
BrandVivoRealmeLavaNokia
ModelY91U1Z816.1 Plus
Release dateJanuary 2019November 2018November 2018July 2018
Launched in IndiaYesYesYesYes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)155.11 x 75.09 x 8.28157.00 x 74.00 x 8.00152.20 x 73.00 x 7.90147.20 x 70.98 x 8.59
Weight (g)163.50168.00141.60151.00
Battery capacity (mAh)4030350030003060
ColoursStarry Black, Ocean BlueAmbitious Black, Brave Blue, and Fiery GoldBlack and GoldGloss White, Gloss Midnight Blue, Gloss Black
Removable battery-No--
Wireless charging-No--
SAR value-1.31--
display
Screen size (inches)6.226.305.705.80
TouchscreenYesYesYesYes
Resolution720x1520 pixels1080x2340 pixels720x1440 pixels1080x2280 pixels
Protection type-Gorilla GlassGorilla GlassGorilla Glass
Aspect ratio-19.5:918:919:9
Pixels per inch (PPI)-409282-
hardware
Processorocta-core2.1GHz octa-core2GHz quad-coreocta-core
Processor makeMediaTek Helio P22 (MTK6762R)MediaTek Helio P70MediaTek Helio A22Qualcomm Snapdragon 636
RAM2GB4GB2GB4GB
Internal storage32MB64GB32GB64GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)256256128400
Dedicated microSD slotYesYes--
camera
Rear camera13-megapixel (f/f/2.2) + 2-megapixel (f/f/2.4)13-megapixel (f/2.2) + 2-megapixel (f/2.4)13-megapixel16-megapixel (f/2.0) + 5-megapixel
Rear flashLEDLED-Dual LED
Front camera8-megapixel (f/f/1.8)25-megapixel (f/2.0)13-megapixel16-megapixel (f/2.0)
Front flashNo---
software
Operating systemAndroid 8.1Android 8.1 OreoAndroid 8.1 OreoAndroid 8.1
SkinFuntouch OS 4.5ColorOS 5.2Star OS 5.0-
connectivity
Wi-FiYesYesYesYes
BluetoothYes, v 5.00Yes, v 4.20Yes, v 4.10Yes, v 5.00
NFCNo---
Micro-USBYesYesYes-
Headphones3.5mm3.5mm-3.5mm
Number of SIMs2222
Active 4G on both SIM cardsYesYesYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac802.11 b/g/n802.11 a/b/g/n/ac
GPS-YesYesYes
USB OTG-Yes-Yes
FM-YesYesYes
USB Type-C---Yes
sim 1
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYes-
4G/ LTEYesYesYesYes
sensors
Face unlockYesYesYes-
Fingerprint sensorYesYesYes-
Compass/ MagnetometerYesYesNoYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYes-Yes
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