Lenovo is a leading smart phones manufacturing venture. It has been a great success since the introduction of its Vibe series of smart phones. Also, Lenovo has partnered with Motorola for the past couple of years or so. Until then, Lenovo smart phones were marketed under the name LePhone in China and IdeaPhone in other countries. For the past six months Motorola Mobility has been fully involved in rebranding most of these phones with the Motorola brand name. In this review we are going to discuss about the Lenovo Vibe S1. It falls under the mid range smart phone category and has good features which are pretty reasonable for the price. The most recent of updates around stating the possible release of a Lenovo phone powered by a Windows OS. Lenovo’s use of MediaTek chipset sets it apart and has proven entirely in its favour. As of now it has produced 4 smart phones with this chipset and has seen tremendous acceptance amongst its customers. So, let us now dwell in depth in Lenovo Vibe S1’s features.