Crop factor

The ratio of dimensions of a camera’s imaging area compared to a reference format. Typically, crop factor is used to compare digital cameras capabilities, using 35mm film cameras as the reference format.


  • Green – 1.3x (Cannon)
  • Red – 1.5x (Nikon DX)
  • Blue – 1.6x (Cannon)
  • Full frame – same size as 35mm film (Nikon FX and Cannon full-frame)
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