The Achilles Boats SU-16 2022 vs Achilles SE-121 2006 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
Size is the most obvious dividing line here. The Achilles Boats SU-16 2022 measures 16,0 feet overall (2022), giving it roughly 4,0 additional feet of deck space compared to the Achilles SE-121 2006 at 12,0 feet (2006). Weight tells a clearer story for trailering families: the Achilles Boats SU-16 2022 tips the scales at 371 lbs — 236 lbs more than the Achilles SE-121 2006 at 135 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.
The Achilles SE-121 2006 tops out at 25 hp. Engine specs for the Achilles Boats SU-16 2022 aren't listed — confirm with a dealer before selecting an outboard.
For family outings this is probably the sharpest distinction between the two. The Achilles SE-121 2006 is rated for 5 passengers, while the Achilles Boats SU-16 2022 caps at 4. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Achilles SE-121 2006 could be the deciding factor.
The Achilles Boats SU-16 2022 is trailerable — a genuine lifestyle advantage at this size. The Achilles SE-121 2006 isn't listed as trailerable, which may mean a permanent berth or mooring is required.
Bottom line: Choose the Achilles SE-121 2006 if your priority is putting more people on the water — it handles 5 passengers and at 12,0 ft it has the deck room to back that rating up comfortably. The Achilles Boats SU-16 2022 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 4 that costs less to run day-to-day.