DESIGN & BUILT QUALITY
Micromax A27 has a very stylish design with doted finished back panel and tapered edges which reminds of htc smartphones,where as the Karbonn A51 follows a elegant design with glow finish body and brushed metal finish to the sides gives it a much premium looks ,compared to the Micromax A27 the Karbonn A51 have much better built quality which makes it the a better smartphone in case of DESIGN & BUILD QUALITY
DISPLAY
Both Micromax A27 and the Karbonn A51 has 3.5 inch TFT display with resolution of 320x480pixels .Compared to the Micromax A27 the display quality of karbonn A51 is much better since it has more colorful and brighter display,but in case of viewing angles Micromax A27 has much wider viewing angle.But for the normal angle of viewing the Karbonn A51 defenitely looks great .
CAMERA
Karbonn A51 is provides with 3.2MP rear camera which can capture images in a resolution of 2048x1536 pixels and a secondary VGA front facing camera.
Micromax A27 only has a VGA primary camera which can capture pictures in a resolution of 640x480pixels and has no front facing camera,which makes the Karbonn A51 miles ahead in case of camera performance.
HARDWARE
Both Micromax A27 & Karbonn A51 have very similar hardware specification which includes the 1GHz processor and 256MB of RAM,but differs in the camera department as mentioned above.Both supports Wi-fi,GPRS,EDGE and Bluetooth connectivity.
The battery capacity of the Micromax A27 (1400mAh)is better compared to the Karbonn A51(1100mAh)
BENCHMARKING SCORES
Karbonn A51 Micromax a27
ANTUTU SCORES : TOTAL 3081 3520
CPU int 577 403
CPU FLOAT 402 420
RAM 398 401
2D 384 397
3D 1321 1056
I/O 340 260
NENAMARK 2 : 19 FPS 19FPS
Karbonn A51 VS Micromax A27 Detailed Comparison
CONCLUSION
As a conclusion i must say that the Karbonn A51 is definitely better than the Micromax A27. Considerings the specs and benchmark score it very evident that the Karbonn A51 is definitely worth the money.