CMOS 24 Mpx DX, 23.5 mm x 15.6 mm
Specifically designed without an optical low-pass filter
D5500’s image sensor makes the most of its 24.2-megapixel resolution to sharply capture even the finest textures, and render images with incredibly crisp detail.
EXPEED 4: enjoy high-speed operation and crystal-clear images with true-to-life colour in any light. Nikon’s fast and powerful image processor boasts advanced noise reduction capabilities and enables smooth movie recording.
Nikon Multi-CAM 4800DX autofocus sensor module with TTL phase detection, 39 focus points (including 9 cross-type sensor),
Large, high-resolution monitor 3.2-", 1229k-dot vari-angle touchscreen.

Shutter speed 1/4000–30s, 5 fps
Superior light sensitivity ISO range of 100–25600
Optical viewfinder: see what the camera sees and shoot with absolute clarity.
Full HD video frame rates up to 50p/60p. Continuous Live View autofocus keeps your subjects sharp, even when the action is fast.
Perfect grip
Curve your fingers around the deep grip and you won’t want to put this camera down. Combined with its lightweight, slim-line body, the D5500 is all about comfort.