Very good pictures and equipment - reminds me of the quality of the first Walkman. Only now with image)

If there is to criticize something, then the cover for SD card, USB and HDMI socket. Here the attachment of the strap sits somewhat close and impeded the full opening the lid. Have to push it up to the top ..
Otherwise respect, the interface is very intuitive. You can photograph the same lot who wants to change settings is quickly found. A Context-sensitive help is on board.
Coupled with an Android phone whose display can be used as a viewfinder and remote control, which is class when the display - for example, recordings of ground-level perspective is -wide bottom for tripod shots and much more.
With an app, the images may be the same loaded onto a smart phone and be easily handed over to the Social on. I found the app to upload to a Flickr account also very helpful. The pictures can be so secure on a selectable folder or publish the same.
The picture quality? Super my expectations of a system camera in this price range were exceeded. No noise even in low light conditions. Good color rendering. Sharp images. I'm very satisfied.
Whether the charge for subsequent focusing and slightly faster image sequences for 5100 expects everyone must decide for themselves. Since I rarely documented the landing of buzzards is the 5000 perfectly adequate for my needs:
Photo documentation, design model recordings and presentation of work and operating procedures. This also Family Vacation camera compatible)