https://goo.gl/TPKHU
According to the rumored specs, both are tipped to rely on MediaTek's quad-core Cortex-A7 SoC, include dual-SIM support and run Android 4.2.1 (skinned, of course). It's not clear what resolution Lenovo has in store for the phones, but if the S920's 5.3-inch screen size proves true, it's likely to be of the 720p variety. The S820 is more of an unknown, but the Chinese site maintains it's meant for a more fashionable, female demo.