Thought this were great for a visual comparison of the 2: (Click to enlarge)
IPv6 Address representation
- The 128 bits of an IPv6 address are represented in 8 groups of 16 bits each.
- Each group is written as 4 hexadecimal digits and the groups are separated by colons (:). The address 2001:0db8:0000:0000:0000:ff00:0042:8329 is an example of this representation.
Each ‘octet’ being 4 Hexadecimal values, on the binary scale this being 4 bits:
0 0 0 0