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- Karbonn K9 Smart Eco
- Karbonn
- 1,043 User Ratings
- Last Updated: 20th February 2026
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- User Reviews
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Display 5.00-inch (480x854)
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Processor 1.2GHz quad-core
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Front Camera 2MP
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Rear Camera 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 7.0
Karbonn K9 Smart Eco Summary
Karbonn K9 Smart Eco The phone comes with a 5.00-inch touchscreen display offering a resolution of 480x854 pixels. Karbonn K9 Smart Eco is powered by a 1.2GHz quad-core processor. It comes with 1GB of RAM. The Karbonn K9 Smart Eco runs Android 7.0 and is powered by a 2300mAh removable battery.
As far as the cameras are concerned, the Karbonn K9 Smart Eco on the rear packs 2-megapixel camera. It sports a 2-megapixel camera on the front for selfies.
Karbonn K9 Smart Eco is based on Android 7.0 and packs 8GB of inbuilt storage that can be expanded via microSD card (up to 32GB). The Karbonn K9 Smart Eco is a dual-SIM (GSM and GSM) mobile that accepts Micro-SIM and Micro-SIM cards. The Karbonn K9 Smart Eco measures 145.00 x 72.00 x 11.00mm (height x width x thickness) and weighs 156.00 grams. It was launched in Gold, White-Champagne, Black-Champagne, and Coffee-Champagne colours.
Connectivity options on the Karbonn K9 Smart Eco include Wi-Fi 802.11 b/g/n, GPS, USB OTG, FM radio, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer and proximity sensor.
As of 20th February 2026, Karbonn K9 Smart Eco price in India starts at Rs. 3,199.
Karbonn K9 Smart Eco Price in India
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Karbonn K9 Smart Eco price in India starts from ₹ 3,199. The lowest price of Karbonn K9 Smart Eco is ₹ 3,199 at Flipkart on 20th February 2026.
Karbonn K9 Smart Eco Full Specifications
| Brand | Karbonn |
| Model | K9 Smart Eco |
| Price in India | ₹3,199 |
| Form factor | Touchscreen |
| Dimensions (mm) | 145.00 x 72.00 x 11.00 |
| Weight (g) | 156.00 |
| Battery capacity (mAh) | 2300 |
| Removable battery | Yes |
| Colours | Gold, White-Champagne, Black-Champagne, Coffee-Champagne |
| 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 | 2-megapixel |
| Rear flash | Yes |
| Front camera | 2-megapixel |
| Operating system | Android 7.0 |
| Wi-Fi | Yes |
| Wi-Fi standards supported | 802.11 b/g/n |
| GPS | Yes |
| Bluetooth | Yes |
| NFC | No |
| Infrared | No |
| USB OTG | Yes |
| Headphones | 3.5mm |
| FM | Yes |
| Number of SIMs | 2 |
| Wi-Fi Direct | No |
| Mobile High-Definition Link (MHL) | No |
| SIM 1 | |
| SIM Type | Micro-SIM |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| Supports 4G in India (Band 40) | Yes |
| SIM 2 | |
| SIM Type | Micro-SIM |
| GSM/CDMA | GSM |
| 3G | Yes |
| 4G/ LTE | Yes |
| Supports 4G in India (Band 40) | Yes |
| Compass/ Magnetometer | No |
| Proximity sensor | Yes |
| Accelerometer | Yes |
| Ambient light sensor | No |
| Gyroscope | No |
| Barometer | No |
| Temperature sensor | No |
Karbonn K9 Smart Eco User Review and Ratings
1,043 reviews
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AwesomeTanupriya Biswas (Nov 16, 2017) on AmazonThis phone is quite good the color is superb and the back cover is quite good...ðIt's not built in battery it's removable which is a plus point ... And the other accessories quite good it's in black colour the USB cable and charger port but headphones are white in color ...And they also give a screen guard inside the box too ...ð And it's got dual flash led in the backIs this review helpful?
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Terrific purchasePratheesh Tg (Nov 18, 2019) on FlipkartGood in this price rangeIs this review helpful?
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Worth every pennyNeeraj Prasad (Nov 17, 2019) on Flipkartchiraging is lat for good locker thank youIs this review helpful?
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BrilliantMayank Jaimini (Nov 17, 2019) on Flipkartnice mobile under budgetIs this review helpful?
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WonderfulFlipkart Customer (Nov 22, 2019) on FlipkartniceIs this review helpful?
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