It has a dual-core Mediatek processor which his 1.2 GHz and accompanied by 512MB RAM, this is sufficient to run the bunch of applications on the phone smoothly, but you cannot expect to play heavy games on this phone. Apart from this, the screen size has been diminished from the conventional 5 inches to 4.3 inches (which is exactly equal to the screen size of Sony Xperia Z). The display has capacity touch with IPS qHD display.
Karbonn A27 Specs and Key Features
The internal memory capacity is of 4GB which can be extended up to 32GB but the internal memory available for the installation of the application will be nearly 2.7GB. The primary camera is 8MP accompanied by a flash and the secondary camera is of 2MP mainly for the video calling purpose. Other common features are available in the phone lie Bluetooth, WiFi, 3G and other sensors.
Processor: 1 GHz Dual Core MediatekRAM: 512 MBDisplay Size: 4.3 inchesSoftware Version: Android V4.1 JellybeansCamera: 8MP with HD recordingSecondary Camera: 2 MP VGAInternal Storage: 4 GBExternal Storage: up to 32 GBBattery: 1800 mAh (expect low battery issues) providing 4hours talk-time and 180 hours standby time.Weight: 126.5 gramsConnectivity: Bluetooth, 3G, Edge and NFC
Conclusion
This phone has the decent features and the user buying it will not have to compromise on the specifications as compared to other phone above this range. I am not sure about the mobile service offered by Karbonn like after sale service and repair service but you can take a risk at this price range on this phone.