What is different between the BlackBerry 10 London, Laguna and Lisbon?

What is commonly referred to as the BlackBerry 10 L-Series smartphone is in fact represented by three variants. As suggested by earlier rumours, the the London, Lisbon, and Laguna will differ primarily in the radio bands supported and the processor. A new leaked picture reveals that there will be some slight differences as a result under the back cover:

RIM BlackBerry 10 L-Series SIM slot position

The London looks set to be the global GSM model whereas the Laguna and Lisbon will pack LTE and likely target specific North American carriers.

A very blurry image also appears to have caught a BlackBerry 10 device in white:

RIM BlackBerry 10 L-Series in white

With less than 45 days to go before RIM formally unveils its new BlackBerry 10 devices, expect a few more device sightings and rumours.

Read more: BBin (Source: N4BB)