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- 3 User Ratings
- Last Updated: 18th December 2025
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Display 5.00-inch (480x854)
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Processor 1.2GHz quad-core
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Front Camera 1.3MP
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Rear Camera 3.2MP
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RAM 1GB
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Storage 8GB
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Battery Capacity 2300mAh
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OS Android 6.0
Karbonn K9 Smart 4G Summary
Karbonn K9 Smart 4G mobile was launched in December 2016. The phone comes with a 5.00-inch touchscreen display offering a resolution of 480x854 pixels. Karbonn K9 Smart 4G is powered by a 1.2GHz quad-core processor. It comes with 1GB of RAM. The Karbonn K9 Smart 4G runs Android 6.0 and is powered by a 2300mAh removable battery.
As far as the cameras are concerned, the Karbonn K9 Smart 4G on the rear packs 3.2-megapixel camera. It sports a 1.3-megapixel camera on the front for selfies.
Karbonn K9 Smart 4G is based on Android 6.0 and packs 8GB of inbuilt storage that can be expanded via microSD card (up to 32GB). The Karbonn K9 Smart 4G is a dual-SIM (GSM and GSM) mobile that accepts Regular and Regular cards. It was launched in Black and Grey colour.
Connectivity options on the Karbonn K9 Smart 4G include Wi-Fi, GPS, FM radio, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, gyroscope, and proximity sensor.
As of 18th December 2025, Karbonn K9 Smart 4G price in India starts at Rs. 3,939.
Karbonn K9 Smart 4G Full Specifications
| Brand | Karbonn |
| Model | K9 Smart 4G |
| Price in India | ₹3,939 |
| Release date | December 2016 |
| Form factor | Touchscreen |
| Battery capacity (mAh) | 2300 |
| Removable battery | Yes |
| Colours | Black and Grey |
| Screen size (inches) | 5.00 |
| Touchscreen | Yes |
| Resolution | 480x854 pixels |
| Processor | 1.2GHz quad-core |
| RAM | 1GB |
| Internal storage | 8GB |
| Expandable storage | Yes |
| Expandable storage type | microSD |
| Expandable storage up to (GB) | 32 |
| Rear camera | 3.2-megapixel |
| Rear flash | LED |
| Front camera | 1.3-megapixel |
| Operating system | Android 6.0 |
| Wi-Fi | Yes |
| GPS | Yes |
| Bluetooth | Yes |
| NFC | No |
| Infrared | No |
| USB OTG | No |
| Headphones | 3.5mm |
| FM | Yes |
| Number of SIMs | 2 |
| Wi-Fi Direct | No |
| Mobile High-Definition Link (MHL) | No |
| SIM 1 | |
| SIM Type | Regular |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| Supports 4G in India (Band 40) | Yes |
| SIM 2 | |
| SIM Type | Regular |
| GSM/CDMA | GSM |
| 3G | No |
| 4G/ LTE | Yes |
| Supports 4G in India (Band 40) | Yes |
| Compass/ Magnetometer | No |
| Proximity sensor | Yes |
| Accelerometer | Yes |
| Ambient light sensor | Yes |
| Gyroscope | Yes |
| Barometer | No |
| Temperature sensor | No |
Karbonn K9 Smart 4G User Review and Ratings
3 reviews
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THE RAM COMES WITH 1GB & BOTH CAMERA'S IS 5MPAnsar Sheriff (Jan 16, 2017) on Gadgets 360KINDLY RE CORRECT THE SPECIFICATIONS.. JUST YESTERDAY I BOUGHT THE MOBILE. ITS SO STRONG AND HARDEN DISPLAY. IT WONT BREAK EVEN THROWN FAST. CAN BE USED AS AN HAMMER. :dIs this review helpful?
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Wrong specs given for a good phoneKrishna Chaitanya (Mar 8, 2017) on Gadgets 360 RecommendsAt sub 5k price range this is a complete package.Very strong that I bought it for my mom 3 months ago and despite my niece banging it on floor nothing happened.For high-end users touch response and camera will not be satisfactory but overall this is a good package phone.Is this review helpful?
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Vibha GuptaManohar Gupta (Feb 2, 2018) on Gadgets 360I just received Karbonn K-9 phone through Home shop 18. The instruction booklet letters are so small that I could not read.On rebooting phone say to insert SIM read instruction in book let but there are no instructions on the subject. After I insert the SIM and using it I will further know benefits and shortfallsIs this review helpful?
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