Nikon has updated the D7200 with a better processor, autofocus system, Video quality and battery life
Autofocus system
The autofocus system of the camera is outstanding; the camera performs amazingly in low light conditions
Battery life
The battery life is outstanding, the expeed 4 engine is faster and performs very efficiently. The camera can take close to 1000 shots on a single charge, which is very good.
Image quality
Image quality is mind blowing, to say the least. It has a 24.2-megapixel APS-C sensor.
Build
D7200 feels well built like most Nikon cameras. The weather proof body adds to the durability.
Features
The camera does not come loaded with a lot of extra features like title screen etc. But it does have important connectivity features like wifi and NFC which makes it easy for you to transfer photos to your smartphone.
Pros
Amazing image quality, one of the best out there
24.2 Mp sensor
Connectivity features
Solid performance
Amazing battery life
Superb low light performance
Great video quality
Cons
Lacks articulating screen
Looks almost the same as D7100
Bottom line
This is my first ever camera, it has everything you could ask for in a DSLR at this price; and then some more. pick the one best for you.