Along with 1GB of RAM, the S939 runs Android v4.2.2 (Jelly Bean) OS and supports dual SIM (WCDMA+GSM) with dual standby functionality. It is equipped with 8GB of internal storage that is further expandable with up to 32GB of microSD card.
The Lenovo S939 houses a 12-megapixel auto focus primary shooter with flashlight and also packs a 1.6-megapixel secondary camera on the front for selife and video calling. It is fueled by a 3000mAh battery. Connectivity options include FM Radio, Wi-Fi 802.11b/g/n, Bluetooth V2.0, micro-USB v2.0, mobile hotspot, and GPS.
At 8.66mm thickness, the S939 measures 159 x 84 x 8.66 mm and weight is 173gms. It supports G-sensor, accelerometer, proximity, and ambient light.