Invictus Yacht GT370 GT 2018 boat specs
Invictus Yacht
Invictus Yacht GT370 GT 2018
2018
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VS
Invictus Yacht TT280S TT 2021 boat specs
Invictus Yacht
Invictus Yacht TT280S TT 2021
2021
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Invictus Yacht GT370 GT 2018 vs Invictus Yacht TT280S TT 2021 — Same Brand, Different Boat

The Invictus Yacht GT370 GT 2018 vs Invictus Yacht TT280S TT 2021 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 Invictus Yacht GT370 GT 2018 measures 37,5 feet overall (2018), giving it roughly 8,3 additional feet of deck space compared to the Invictus Yacht TT280S TT 2021 at 29,2 feet (2021). Weight tells a clearer story for trailering families: the Invictus Yacht GT370 GT 2018 tips the scales at 15 211 lbs — 9 788 lbs more than the Invictus Yacht TT280S TT 2021 at 5 423 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 power gap is worth calling out. Rated to 300 hp, the Invictus Yacht GT370 GT 2018 has a 50-hp advantage over the Invictus Yacht TT280S TT 2021's 250-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.

For family outings this is probably the sharpest distinction between the two. The Invictus Yacht GT370 GT 2018 is rated for 11 passengers, while the Invictus Yacht TT280S TT 2021 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Invictus Yacht GT370 GT 2018 could be the deciding factor.

Bottom line: Choose the Invictus Yacht GT370 GT 2018 if your priority is putting more people on the water — it handles 11 passengers and at 37,5 ft it has the deck room to back that rating up comfortably. The Invictus Yacht TT280S TT 2021 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail37.50 ft
Length overall - Detail29.20 ft
Length - Feet37.5
Length - Feet29.2
Length overall - Meters11.43
Length overall - Meters8.9
Length overall - Inches450
Length overall - Inches350
Draft [max] - Detail3.30 ft
Draft [max] - Detail2.80 ft
Draft [max] - Meters1.01
Draft [max] - Meters0.85
Draft [max] - Inches40
Draft [max] - Inches34
Displacement15211.00 lbs
Displacement5423.00 lbs
Beamnot available
Beam9.80 ft
Beam - Metersnot available
Beam - Meters2.99
Beam - Inchesnot available
Beam - Inches118
Engine and Drivetrain
Fuel tank capacity - Gal195.4
Fuel tank capacity - Galnot available
Fuel tank capacity - Liters739.67
Fuel tank capacity - Litersnot available
Engine makeVolvo Penta
Engine makenot available
Engine modelD4
Engine modelnot available
Horsepower300 hp
Horsepower250 hp
Fuel typeDiesel
Fuel typeDiesel
Drive typeinboard
Drive typeoutboard
Engine 2 Engine MakeVolvo Penta
Engine 2 Engine Makenot available
Engine 2 Engine ModelD4
Engine 2 Engine Modelnot available
Engine 2 Horsepower300 hp
Engine 2 Horsepower250 hp
Engine 2 Fuel TypeDiesel
Engine 2 Fuel TypeDiesel
Engine 2 Drive Typeinboard
Engine 2 Drive Typeoutboard
Operational Info
Sleeping capacity4
Sleeping capacitynot available
Cabins2
Cabinsnot available
Head1
Head1
Water capacity47.5
Water capacitynot available
Boat typePower
Boat typePower

Invictus Yacht GT370 GT 2018 vs Invictus Yacht TT280S TT 2021 — Common Questions

Which is the larger boat — the Invictus Yacht GT370 GT 2018 or the Invictus Yacht TT280S TT 2021?
The Invictus Yacht GT370 GT 2018 is the longer of the two at 37,5 feet overall. The Invictus Yacht TT280S TT 2021 comes in at 29,2 feet, making it roughly 8,3 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Invictus Yacht GT370 GT 2018 or the Invictus Yacht TT280S TT 2021?
For trailering, the Invictus Yacht TT280S TT 2021 has the edge at 5 423 lbs dry weight versus 15 211 lbs for the Invictus Yacht GT370 GT 2018. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
Which boat can handle a bigger outboard?
The Invictus Yacht GT370 GT 2018 is rated to a maximum of 300 hp, giving it the larger power ceiling. The Invictus Yacht TT280S TT 2021 tops out at 250 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Invictus Yacht GT370 GT 2018 is Coast Guard rated for 11 passengers, while the Invictus Yacht TT280S TT 2021 is certified for 8. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
Are the Invictus Yacht GT370 GT 2018 and Invictus Yacht TT280S TT 2021 from the same manufacturer?
Yes — both the Invictus Yacht GT370 GT 2018 and the Invictus Yacht TT280S TT 2021 are built by Invictus Yacht. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.