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| Display | |||
| 5.20-inch | 4.00-inch | ||
| Processor | |||
| 1.25GHz quad-core | 1.2GHz quad-core | ||
| Front Camera | |||
| 8-megapixel | 0.3-megapixel | ||
| Rear Camera | |||
| 8-megapixel | 2-megapixel | ||
| RAM | |||
| 2GB | 512MB | ||
| Storage | |||
| 16GB | 4GB | ||
| Battery Capacity | |||
| 2900mAh | 1400mAh | ||
| OS | |||
| Android Nougat | Android 7.0 | ||
| Resolution | |||
| 720x1280 pixels | 480x800 pixels | ||
| Brand | |||
| Karbonn | Karbonn | ||
| Model | |||
| Frames S9 | Alfa 18 | ||
| Release date | |||
| May 1, 2018 | - | ||
| Form factor | |||
| Touchscreen | Touchscreen | ||
| Dimensions (mm) | |||
| 148.40 x 72.00 x 7.85 | 124.50 x 64.50 x 10.60 | ||
| Weight (g) | |||
| 139.00 | 112.00 | ||
| Battery capacity (mAh) | |||
| 2900 | 1400 | ||
| Colours | |||
| Black, Champagne, and Grey | Champagne, Grey - Gun Metal, Black - Champagne | ||
| Removable battery | |||
| - | No | ||
| Screen size (inches) | |||
| 5.20 | 4.00 | ||
| Touchscreen | |||
| Yes | Yes | ||
| Resolution | |||
| 720x1280 pixels | 480x800 pixels | ||
| Processor | |||
| 1.25GHz quad-core | 1.2GHz quad-core | ||
| RAM | |||
| 2GB | 512MB | ||
| Internal storage | |||
| 16GB | 4GB | ||
| Expandable storage | |||
| Yes | Yes | ||
| Expandable storage type | |||
| microSD | microSD | ||
| Expandable storage up to (GB) | |||
| 64 | 32 | ||
| Rear camera | |||
| 8-megapixel | 2-megapixel | ||
| Rear flash | |||
| LED | Yes | ||
| Front camera | |||
| 8-megapixel | 0.3-megapixel | ||
| Operating system | |||
| Android Nougat | Android 7.0 | ||
| Wi-Fi | |||
| Yes | Yes | ||
| GPS | |||
| Yes | Yes | ||
| Bluetooth | |||
| Yes | Yes | ||
| USB OTG | |||
| Yes | Yes | ||
| Number of SIMs | |||
| 2 | 2 | ||
| Wi-Fi standards supported | |||
| - | 802.11 b/g/n | ||
| NFC | |||
| - | No | ||
| Infrared | |||
| - | No | ||
| Headphones | |||
| - | 3.5mm | ||
| FM | |||
| - | Yes | ||
| Wi-Fi Direct | |||
| - | No | ||
| Mobile High-Definition Link (MHL) | |||
| - | No | ||
| Proximity sensor | |||
| Yes | Yes | ||
| Accelerometer | |||
| Yes | Yes | ||
| Ambient light sensor | |||
| Yes | No | ||
| Compass/ Magnetometer | |||
| - | No | ||
| Gyroscope | |||
| - | No | ||
| Barometer | |||
| - | No | ||
| Temperature sensor | |||
| - | No | ||
| SIM Type | |||
| - | Micro-SIM | ||
| GSM/CDMA | |||
| - | GSM | ||
| 3G | |||
| - | Yes | ||
| 4G/ LTE | |||
| - | Yes | ||
| SIM Type | |||
| - | Micro-SIM | ||
| GSM/CDMA | |||
| - | GSM | ||
| 3G | |||
| - | Yes | ||
| 4G/ LTE | |||
| - | Yes | ||
