JPEG FILE SIZE WILL VARY (MB). LOOK AT THE DIMENSIONS (6016 X 4016) = 24+ Mpix this is what what they use for processing photos. Example 2000 x 2000 = 4 Mpix file size would be around 1-2 Mb's.

› See More: D600 Setting? File size less than 4mg? Raw file, edits LR, export JPG.