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key specs | ||||
Display | 2.40-inch | 5.70-inch | 2.40-inch | |
Front Camera | 0.3-megapixel | 8-megapixel | 0.3-megapixel | |
Rear Camera | 2-megapixel | 13-megapixel | 2-megapixel | |
RAM | 512MB | 3GB | 512MB | |
Storage | 4GB | 32GB | 4GB | |
Battery Capacity | 2000mAh | 3000mAh | 2000mAh | |
OS | KAI OS | Android 7.1 Nougat | KAI OS | |
Resolution | 240x320 pixels | 720x1440 pixels | 240x320 pixels | |
Processor | - | MediaTek MT6739 | Spreadtrum SC9820A | |
general | ||||
Brand | Jio | Lava | Jio | |
Model | Phone 2 | Z91 | Phone | |
Release date | July 1, 2018 | March 1, 2018 | July 1, 2017 | |
Launched in India | Yes | - | Yes | |
Form factor | QWERTY | Touchscreen | Bar | |
Battery capacity (mAh) | 2000 | 3000 | 2000 | |
Removable battery | - | - | Yes | |
Colours | - | - | Black | |
display | ||||
Screen size (inches) | 2.40 | 5.70 | 2.40 | |
Touchscreen | No | Yes | No | |
Resolution | 240x320 pixels | 720x1440 pixels | 240x320 pixels | |
hardware | ||||
RAM | 512MB | 3GB | 512MB | |
Internal storage | 4GB | 32GB | 4GB | |
Expandable storage | Yes | Yes | Yes | |
Expandable storage type | SD card | - | microSD | |
Expandable storage up to (GB) | 128 | 128 | 128 | |
Processor | - | 1.3GHz quad-core | 1.2GHz dual-core | |
Processor make | - | MediaTek MT6739 | Spreadtrum SC9820A (SPRD 9820A/QC8905) | |
camera | ||||
Rear camera | 2-megapixel | 13-megapixel | 2-megapixel | |
Front camera | 0.3-megapixel | 8-megapixel | 0.3-megapixel | |
Rear flash | - | Yes | - | |
Front flash | - | Yes | - | |
software | ||||
Operating system | KAI OS | Android 7.1 Nougat | KAI OS | |
Skin | - | Star OS 4.2 | - | |
connectivity | ||||
Wi-Fi | Yes | - | Yes | |
GPS | Yes | - | Yes | |
Bluetooth | Yes | - | Yes, v 4.10 | |
NFC | Yes | - | Yes | |
Headphones | 3.5mm | - | Yes | |
FM | Yes | - | Yes | |
Number of SIMs | - | 2 | 1 | |
Infrared | - | - | No | |
USB OTG | - | - | No | |
Wi-Fi Direct | - | - | No | |
Mobile High-Definition Link (MHL) | - | - | Yes | |
ratings | ||||
Overall NDTV Rating | - | - | Read Review | |
Design Rating | - | - | ||
Display Rating | - | - | ||
Software Rating | - | - | ||
Performance Rating | - | - | ||
Battery Life Rating | - | - | ||
Camera Rating | - | - | ||
Value for Money Rating | - | - | ||
sim 1 | ||||
SIM Type | - | - | Nano-SIM | |
GSM/CDMA | - | - | GSM | |
3G | - | - | No | |
4G/ LTE | - | - | Yes | |
sensors | ||||
Compass/ Magnetometer | - | - | No | |
Proximity sensor | - | - | No | |
Accelerometer | - | - | No | |
Ambient light sensor | - | - | No | |
Gyroscope | - | - | No | |
Barometer | - | - | No | |
Temperature sensor | - | - | No |