Xperia E1 dual sim have a special feature such as dual sim other Sony handsets support the single sim option. Beside this feature this Xperia E1 dual sim have a 4-inch display with 480 x 800 pixels, dual-core 1.2GHz Snapdragon 200 processor, 3MP rear camera, 512MB of RAM, 4GB of internal memory which is extendable with the external memory and the battery is 1,750 mAh . this is not the slimmest set but have good features.
This Xperia E1 has a latest Android 4.3 Jelly Bean and we may expect that this handset will receive and support the KITKAT updates to but still regarding the Kitkat updates we are not sure.
This smart phone available in 3 colors; white, black and purple for the better experience.