Nikon's last big DSLR release was the D800. The big news with that camera was its pixel count of 36MP, which when it was released, comfortably eclipsed everything else around (and at the time of writing still does).
Outstanding low and high ISO performance in both JPEG and Raw files; High quality JPEG images at default settings; Wide dynamic range Raw files; Consistently pleasing metering and white balance results; Very solid build quality and good ergonomics / handling; Fast; responsive camera when adjusting
Small coverage area of AF array compared to its peers; Slow AF in live view and video modes (but good compared to its DSLR competitors; Rear LCD prone to glare in bright sunlight; despite new design; Uncompressed video output over HDMI is not full frame; with black borders around image area; No