The much-awaited low cost 4G smartphone, the Lenovo A6000, was finally launched at a price of Rs 6,999, Friday. It competes with the likes of the Xiaomi Redmi 1S and Asus ZenFone 4. The 5-inch phone runs on Android 4.4 KitKat with Lenovo's Vibe UI 2.0 custom interface, and has a 64-bit 1.2GHz Qualcomm Snapdragon 410 processor and 1GB RAM.