When two boats share the same hull type — in this case both the Supra Launch 242 2013 and the Supra SA450 2013 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?
On paper these two are close siblings in the size department — Supra Launch 242 2013 at 24,1 ft versus Supra SA450 2013 at 22,5 ft. At 4 lbs and 43 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
The power gap is worth calling out. Rated to 450 hp, the Supra SA450 2013 has a 105-hp advantage over the Supra Launch 242 2013's 345-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Supra Launch 242 2013 carries 68 gallons versus 5 gallons in the Supra SA450 2013. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The Supra Launch 242 2013 is rated for 15 passengers, while the Supra SA450 2013 caps at 13. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Supra Launch 242 2013 could be the deciding factor.
Bottom line: Choose the Supra Launch 242 2013 if your priority is putting more people on the water — it handles 15 passengers and at 24,1 ft it has the deck room to back that rating up comfortably. The Supra SA450 2013 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 13 that costs less to run day-to-day.