The Nikon D800E has a better display than most digital cameras of this age and type. This camera has a TFT display, whereas most SLR digital cameras that were released more than two years ago have an LCD display. TFT LCDs provide better image quality and higher resolutions to earlier LCD displays but their limitations are narrow viewing angles and poor vislibility in direct sunlight.
A TFT display is actually the best display amongst all digital cameras of a similar age and type to the D800E.
An LCD display is the worst display amongst similar types of digital camera.