Your iPhone 6s cases won't fit the iPhone 7

[iMore.com]

If you are considering picking up the new iPhone and want to know if your existing iPhone 6s or iPhone 6s Plus cases will fit it, you will be sad to learn they will not. Apple has made some changes that prevent them from working properly, even though the two phones look rather similar.

Full story from the iMore Blog...

 

[Bayzero]

I think it is not that bad if you are considering the actual case size, it is just cameral cut out and stereo speaker that are not aligned. But it is better for anyone that can afford new iPhone 7 to get a new brand case that will fit properly to protect it... Might not make sense from economical point of view though.