Lava Z81 (3GB RAM, 32GB) vs iBall Cobalt Oomph 4.7D comparison

Compare Lava Z81 (3GB RAM, 32GB)
Compare iBall Cobalt Oomph 4.7D
key specs
Display5.70-inch4.70-inch
ProcessorMediaTek Helio A22 1.3GHz quad-core
Front Camera13-megapixel5-megapixel
Rear Camera13-megapixel8-megapixel
RAM3GB1GB
Storage32GB8GB
Battery Capacity3000mAh1850mAh
OSAndroid 8.1 OreoAndroid 4.4
Resolution720x1440 pixels720x1280 pixels
general
BrandLavaiBall
ModelZ81Cobalt Oomph 4.7D
Release dateNovember 1, 2018April 1, 2015
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)152.20 x 73.00 x 7.90-
Weight (g)141.60-
Battery capacity (mAh)30001850
ColoursBlack, Gold-
Removable battery-Yes
display
Screen size (inches)5.704.70
TouchscreenYesYes
Resolution720x1440 pixels720x1280 pixels
Protection typeGorilla Glass-
Aspect ratio18:9-
Pixels per inch (PPI)282312
hardware
Processor2GHz quad-core1.3GHz quad-core
Processor makeMediaTek Helio A22 (MT6761)-
RAM3GB1GB
Internal storage32GB8GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)12832
camera
Rear camera13-megapixel8-megapixel
Front camera13-megapixel5-megapixel
Rear flash-LED
software
Operating systemAndroid 8.1 OreoAndroid 4.4
SkinStar OS 5.0-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n-
GPSYesYes
BluetoothYes, v 4.10Yes
Micro-USBYes-
FMYesYes
Number of SIMs22
Active 4G on both SIM cardsYes-
NFC-No
Infrared-No
USB OTG-No
Headphones-3.5mm
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIMRegular
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesNo
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerNoNo
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
Barometer-No
Temperature sensor-No

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