Chaparral H20 19 Ski - Fish, 220 HP V6, loads of extras, hard to find.
Chaparral 196 SSi Premium bowrider, high spec, high performance, low price
Polycraft 4.10 Challenger series, brilliant value for money and tough as nails!
Cruisers 54 Cantius Sports yacht, punches above it weight in every category
Ranger Z 20 Comanche Bass Boat, very high spec, great condition, awesome performance and well priced.
The item you are attemping to add to compare is a different subtype to the items(s) in your list.
Only items of the same subtype may be compared.