Supra Boats SE 2018 boat specs
Supra
Supra Boats SE 2018
2018
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VS
Supra Launch 21 2006 boat specs
Supra
Supra Launch 21 2006
2006
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Supra Boats SE 2018 vs Supra Launch 21 2006 — Same Brand, Different Boat

The Supra Boats SE 2018 vs Supra Launch 21 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.

The power gap is worth calling out. Rated to 440 hp, the Supra Boats SE 2018 has a 100-hp advantage over the Supra Launch 21 2006's 340-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 Supra Launch 21 2006 is rated for 13 passengers, while the Supra Boats SE 2018 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Supra Launch 21 2006 could be the deciding factor.

Bottom line: Choose the Supra Launch 21 2006 if your priority is putting more people on the water — it handles 13 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Supra Boats SE 2018 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 7 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail25.00 ft
Length overall - Detail21 ft. 2 in
Length - Feet25
Length - Feet21
Length overall - Meters7.62
Length overall - Meters6.45
Length overall - Inches300
Length overall - Inches254
Beamnot available
Beam100 in
Beam - Metersnot available
Beam - Meters2.54
Beam - Inchesnot available
Beam - Inches1
Draft [max] - Detailnot available
Draft [max] - Detail24 in
Draft [max] - Metersnot available
Draft [max] - Meters0.61
Draft [max] - Inchesnot available
Draft [max] - Inches24
Weight - Detailnot available
Weight - Detail3,200 lbs
Weight - kgnot available
Weight - kg1451.49
Weight - lbs.not available
Weight - lbs.32
Length - Inchesnot available
Length - Inches2
Length [over all with swim platform]not available
Length [over all with swim platform]23 ft. 0 in
Engine and Drivetrain
Fuel tank capacity - Gal83
Fuel tank capacity - Galnot available
Fuel tank capacity - Liters314.19
Fuel tank capacity - Litersnot available
Engine makeIndmar
Engine makenot available
Horsepower440 hp
Horsepowernot available
Fuel typeGas
Fuel typeGas
Drive typeinboard
Drive typeInboard
Engine/s standardnot available
Engine/s standardIndmar Assault 5.7 l, 325 hp MPI engine with ETC
Engine maxnot available
Engine max340 hp
Operational Info
Boat typePower
Boat typenot available
Maximum peoplenot available
Maximum people13
General Boat Info
Makenot available
MakeSupra
Modelnot available
ModelLaunch 21
Model Yearnot available
Model Year2006

Supra Boats SE 2018 vs Supra Launch 21 2006 — Common Questions

Which is the larger boat — the Supra Boats SE 2018 or the Supra Launch 21 2006?
The Supra Boats SE 2018 is the longer of the two at 25,0 feet overall. The Supra Launch 21 2006 comes in at 21,0 feet, making it roughly 4,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which boat can handle a bigger outboard?
The Supra Boats SE 2018 is rated to a maximum of 440 hp, giving it the larger power ceiling. The Supra Launch 21 2006 tops out at 340 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 Supra Boats SE 2018 is Coast Guard rated for 7 passengers, while the Supra Launch 21 2006 is certified for 13. 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 Supra Boats SE 2018 and Supra Launch 21 2006 from the same manufacturer?
Yes — both the Supra Boats SE 2018 and the Supra Launch 21 2006 are built by Supra. 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.