Karbonn Smart A12 Star has been discontinued. Check out its best alternatives:

Karbonn Smart A12 Star

Karbonn Smart A12 Star Price

Updated on:Dec 08, 2016

Users Viewed:97,844

3 4 Reviews
Review Highlights
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This item is permanently discontinued.

Key Features

  • Android v4.4.2 (KitKat)
  • Performance

  • Display

  • Camera

  • Battery

  • 4 GB + 32 GB Expandable
  • Available
  • Dual SIM
  • FM Radio

What makes Karbonn Smart A12 Star unique?

  • The 4 Inch Karbonn phone with the highest camera resolution

Buy For

  • Latest OS
  • 3G connectivity
  • Good primary camera
  • Affordable price tag

Beware Of

  • Average RAM
  • Poor front camera

Bold and black

Display and configuration

The Karbonn Smart A12 Star comes with an eye-catching design and features a 4.0-inch IPS display with a resolution of 480 x 800 pixels. Lightweight at 130 grams, the handset has a silver outline and a leather textured back cover, giving the smartphone an elegant and premium design. It runs Android v4.4.2 (KitKat) out of the box, and is powered by a 1.2 GHz dual-core processor and 512 MB of RAM.

Camera and storage

In the photography department, the Karbonn Smart A12 Star is equipped with a 5-megapixel primary camera with LED flash and video recording capabilities. It also gets a digital front camera for video calling. The handset has 4GB (only 2.4GB available to users) of built-in memory, out of which. It which can be expanded up to 32GB using a microSD card.

Connectivity and battery

In terms of connectivity, the Karbonn Smart A12 Star comes with a range of features including 3G, Wi-Fi, Bluetooth, microUSB etc. It is fuelled by a 1,400mAh Li-Ion battery, which as per the company claims can deliver up to 300 hours of standby.


The Karbonn Smart A12 Star is a sleek and stylish device that has all the necessary features you could expect your smartphone to have. While the IPS display makes it a suitable device for multimedia lovers, a 5MP camera lets you go clicking whenever you wish. Overall, a great package for its price.

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Karbonn Smart A12 Star Specifications


Brand Karbonn
Model Smart A12 Star
Operating System Android v4.4.2 (KitKat)
SIM Slot(s)
Network 3G: Available, 2G: Available




Screen Size
4.0 inches (10.16 cm)
Screen Resolution
480 x 800 pixels
Pixel Density
233 ppi
Display Type
Touch Screen Capacitive Touchscreen, Multi-touch


Dual core, 1.2 GHz
512 MB


Internal Memory
4 GB
Expandable Memory
Up to 32 GB


Main Camera

5 MP Primary Camera
LED Flash
Image Resolution 2592 x 1944 Pixels
Camera Features
Digital Zoom

Front Camera

0.3 MP Front Camera


1400 mAh
Type Li-ion

Network & Connectivity

Network Support
3G, 2G
3G Bands:
UMTS 2100 MHz

2G Bands:
GSM 1800 / 900 MHz



2G Bands:
GSM 1800 / 900 MHz

Wi-Fi Wi-Fi 802.11, b/d/g
USB Connectivity
microUSB 2.0


FM Radio
Audio Jack 3.5 mm

Special Features

Other Sensors Proximity sensor, Accelerometer

Error? Report to Us

Disclaimer: We cannot guarantee the information is 100% accurate.

4 User Reviews for Karbonn Smart A12 Star

Overall User Rating (3 Out of 5 based on 5 ratings)


Rating Distribution

5 Star
4 Star
3 Star
2 Star
1 Star
Most Helpful User Reviews
  • worst mobile ever
    worst mobile ever
    13 Jul 2016
    Reviewed On: 91mobiles.com

    Overall: dont buy this mobile

  • Average..but value for money..!!
    Average..but value for money..!!
    14 Apr 2015
    Reviewed On: snapdeal.com

    Overall: Average..but value for money..!!

Read all Karbonn Smart A12 Star Reviews

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