LCD and Viewfinder
Nikon Df has a Fixed Type 3.2" LCD screen with a resolution of 921k dots. The Nikon Df's 3.2" screen is larger than average and its resolution is up to the class standarts.
Df has a built-in Optical (pentaprism) viewfinder. The viewfinder has a coverage of 100% and a magnification ratio of 0.7x. 100% coverage ensures that what you see in the viewfinder while shooting matches exactly what you will get later in your image, helping accurate framing your shots and minimizes the need for cropping images later.
Max Shutter speed
Nikon Df can shoot continuously at max speed of 6 fps
and has max shutter speed of 1/4000 sec
Unfortunately Df doesn't have a built-in flash but it has a flash shoe for mounting external flashes.
Nikon Df features both Contrast Detection and Phase Detection autofocus (AF) systems which ensures speed and accuracy of focusing in most situations. The AF system has 39 focus points and 9 of these sensors are of Cross-type. Cross-type sensors locks focus faster and more accurate compared to single type sensors. Nikon Df also features Face detection AF
where it intelligently detects the faces in the frame and locks the focus automatically.
Unfortunately Nikon Df doesn't have Video recording ability.
Connectivity and Storage
You can connect Df to compatible devices via its HDMI port or USB 2.0 (480 Mbit/sec) port.
Nikon Df is powered by battery which provides a shooting life of 1400 according to CIPA standards.
Considering that the average battery life of DSLR type cameras is 886 shots, Nikon Df has a good battery life for its class.
Battery Life Comparison in Semi-Pro DSLR Cameras
Nikon D850 with its 1840shots is the model with longest battery life among Semi-Pro DSLR cameras. Check the comparison of Nikon Df vs Nikon D850 or take a look at Longest Battery Life DSLR cameras list.
Nikon Df Features Compared to Main Competitors
You can download Nikon Df's User Manual here