When two boats share the same hull type — in this case both the MasterCraft X-45 2010 and the MasterCraft X-80SS 2009 are modified vee designs with fiberglass construction — the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?

Size is the most obvious dividing line here. The MasterCraft X-80SS 2009 measures 28,0 feet overall (2009), giving it roughly 3,8 additional feet of deck space compared to the MasterCraft X-45 2010 at 24,2 feet (2010). Weight tells a clearer story for trailering families: the MasterCraft X-80SS 2009 tips the scales at 642 lbs — 147 lbs less than the MasterCraft X-45 2010 at 495 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

For family outings this is probably the sharpest distinction between the two. The MasterCraft X-45 2010 is rated for 18 passengers, while the MasterCraft X-80SS 2009 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the MasterCraft X-45 2010 could be the deciding factor.