Will the iPhone 5 look like this? Conflicting images appearing

We've all been waiting to see some more definite images of the upcoming iPhone 5 model and it looks like some have been found according to M.I.C Gadget.
The images show a white iPhone5 model which looks very similar to the iPhone 4 apart from a couple small differences:

The iPhone in these photos gives more strength to all those rumors which stated that the Apple's next gen iPhone will have a 3.7 or 4-inch display screen. It is quite evident from one of the image that iPhone 5 will have newly tweaked proximity sensor as well. No more details has been by the source , if you look at the photos closely you would notice that the device matches the iPhone running and unannounced version of iOS spotted in a video last week.

iPhone 5 new images 

 

iPhone 5 photo 

However some new concept designs have also surfaced recently:

iPhone 5 concept design 

I actually prefer the design of the concept above, however it seems the slightly modified iPhone 4 design is more likely to be the real iPhone 5.

What are you're thoughts on the matter?