Nikon D810A (Astrophotography Body)

Andy W

Senior Member
Other that weight and ISO range they look the same.

This says the sensor is special on the 810A:

[FONT=&quot]The D810 is Nikon's highest-resolution DSLR, and the D810A is a specialized version specifically designed for astrophotography. As well as a higher base ISO sensitivity, the D810A's sensor is modified to capture the specific wavelengths of the light transmitted by distant nebulae. Watch our video to see how José - and the D810A - performed.