|
|
|
|
|
|
| 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 | ||||
| Display | 4.00-inch | 2.40-inch | 2.40-inch | |
| Processor | Spreadtrum SC9832A | Spreadtrum SC9820A | 1.2GHz quad-core | |
| Front Camera | 0.3-megapixel | 0.3-megapixel | No | |
| Rear Camera | 2-megapixel | 2-megapixel | 0.3-megapixel | |
| RAM | 1GB | 512MB | 512MB | |
| Storage | 8GB | 4GB | 4GB | |
| Battery Capacity | 1400mAh | 2000mAh | 1750mAh | |
| OS | Android 7.0 | KAI OS | - | |
| Resolution | 480x800 pixels | 240x320 pixels | - | |
| general | ||||
| Brand | Karbonn | Jio | Lava | |
| Model | A40 Indian | Phone | 4G Connect M1 | |
| Release date | July 1, 2017 | July 1, 2017 | February 1, 2017 | |
| Form factor | Touchscreen | Bar | Bar | |
| Dimensions (mm) | 122.95 x 64.30 x 10.50 | - | - | |
| Weight (g) | 118.00 | - | - | |
| Battery capacity (mAh) | 1400 | 2000 | 1750 | |
| Removable battery | Yes | Yes | No | |
| Colours | Blue, Coffee Brown, Black, Champagne | Black | Black | |
| SAR value | 1.39 | - | - | |
| Launched in India | - | Yes | - | |
| display | ||||
| Screen size (inches) | 4.00 | 2.40 | 2.40 | |
| Touchscreen | Yes | No | No | |
| Resolution | 480x800 pixels | 240x320 pixels | - | |
| hardware | ||||
| Processor | 1.3GHz quad-core | 1.2GHz dual-core | 1.2GHz quad-core | |
| Processor make | Spreadtrum SC9832A | Spreadtrum SC9820A (SPRD 9820A/QC8905) | - | |
| RAM | 1GB | 512MB | 512MB | |
| Internal storage | 8GB | 4GB | 4GB | |
| Expandable storage | Yes | Yes | Yes | |
| Expandable storage type | microSD | microSD | microSD | |
| Expandable storage up to (GB) | 32 | 128 | 32 | |
| camera | ||||
| Rear camera | 2-megapixel | 2-megapixel | 0.3-megapixel | |
| Rear flash | Yes | - | - | |
| Front camera | 0.3-megapixel | 0.3-megapixel | No | |
| software | ||||
| Operating system | Android 7.0 | KAI OS | - | |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | |
| Wi-Fi standards supported | 802.11 b/g/n | - | - | |
| GPS | No | Yes | No | |
| Bluetooth | Yes, v 4.00 | Yes, v 4.10 | Yes | |
| NFC | No | Yes | No | |
| Infrared | No | No | No | |
| USB OTG | No | No | No | |
| Headphones | 3.5mm | Yes | - | |
| FM | Yes | Yes | Yes | |
| Number of SIMs | 2 | 1 | 1 | |
| Wi-Fi Direct | No | No | No | |
| Mobile High-Definition Link (MHL) | No | Yes | No | |
| sim 1 | ||||
| SIM Type | Regular | Nano-SIM | - | |
| GSM/CDMA | GSM | GSM | - | |
| 3G | Yes | No | Yes | |
| 4G/ LTE | Yes | Yes | Yes | |
| sim 2 | ||||
| SIM Type | Regular | - | - | |
| GSM/CDMA | GSM | - | - | |
| 3G | Yes | - | - | |
| 4G/ LTE | Yes | - | - | |
| sensors | ||||
| Compass/ Magnetometer | No | No | No | |
| Proximity sensor | Yes | No | No | |
| Accelerometer | Yes | No | No | |
| Ambient light sensor | No | No | No | |
| Gyroscope | No | No | No | |
| Barometer | No | No | No | |
| Temperature sensor | No | No | No | |