Nokia Lumia 520Lumia 520 in a way has redefined low-end smartphone experience with its solid performance and fluidity of UI operations, features usually missing from its similarly or even higher-priced Android counterparts. This made it the best-selling Lumia and even the Windows device (as confirmed by Microsoft). Jeff has earlier posted a review of the Lumia 520, and now you can see the device in action in below video review too. In case you are in India, US and UK and want to buy Lumia 520, click here for the lowest price deals.