Samsung has update it's budget smartphone likely called Galaxy Duos 3 to Duos 3-VE. The new Duos 3 is available at RS. 6550 form company's online store.
The new Samsung Galaxy S Duos 3-VE (SM-G316HU) packed an updated 1.2 GHz Dual Core processor, instead of 1GHz dual-core in the original Duos 3 (SM-G313HU) running Android 4.4 out of the box. Other features are similar like 4" WVGA (480x800) TFT display, 512MB Ram, 4GB internal expandable upto 32Gb via SD card, 5MP rear and front VGA camera.