The Celkon A21 is low-end Android 4.2.2-flaunting phone. Specs-wise it is a bit modest - it offers a 4" 320 x 480 px display, 1.2 GHz dual core processor, coupled with 256 MB RAM, 512 MB native storage and a microSD card slot for added capacity. The camera on the back is a 3.2 MP one, and on the front the Celkon A21 is equipped with a 1.3 MP selfie shooter.
Thick body (0.43 inches)
The Celkon A21 is most commonly compared with these phones: