The Triton Boats 177 2005 vs Triton Boats 21 TRX 2018 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.
The Triton Boats 177 2005 carries a rated maximum of 150 hp. Engine data for the Triton Boats 21 TRX 2018 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Triton Boats 21 TRX 2018 carries 47 gallons versus 37 gallons in the Triton Boats 177 2005. 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 Triton Boats 21 TRX 2018 is rated for 6 passengers, while the Triton Boats 177 2005 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Triton Boats 21 TRX 2018 could be the deciding factor.
Bottom line: Choose the Triton Boats 21 TRX 2018 if your priority is putting more people on the water — it handles 6 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Triton Boats 177 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.