The 596 player is 88mm (3.46in) H, 321mm (12.64) W, 332mm (13.07) D. Weight 6.4kg (14lbs). (Source: Meridian spec)
Give me a hour or so, and I'll go and measure the 596 box that's out in the garage.
The 596 box is 265mm H, 493mm W, 493mm D. Weight 1.3kg. (Source: measured) (Note 1)
Total for 596 plus packaging plus box: 7.7kg
Note 1: It's a cardboard box, there may some variation in height depending on how tightly you tape down the top.