To help compare different orders of magnitude masses between 1 and 10 kilograms are listed here. See also masses of other orders of magnitude.
2-6 kg -- a newborn baby
4.0 kg -- women's shotput
5-9 kg -- a pizote
7.3 kg -- men's shotput
Conversion Calculator for Units of MASS (& Weight) (http://www.ex.ac.uk/cimt/dictunit/ccmass.htm)