The features of the maps provided by Nokia Lumia 920, Samsung Galaxy S III and Apple iPhone 5 are quite different from each other in a vast and varied ways. The first major break is that Lumia 920 provides map which works even when you are offline, Although Galaxy S III and iPhone 5 do not offer such advantage. Lumia 920 provides detailed navigation in more than 110 countries, while the other two brands can navigate in a few countries, when compared to Lumia. Lumia 920 is capable to provide venue maps of 38 countries, whereas Galaxy S III provides venue maps of 4 countries and the iPhone provides none.
Nokia City Lens works by using the 3D data of the surrounding area and provide an augmented reality view of the places of interest. This feature is not present in any model of Apple and Samsung nor its available in any other companie.