Supra Launch 21 2006 boat specs
Supra
Supra Launch 21 2006
2006
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VS
Supra Launch 21V 2008 boat specs
Supra
Supra Launch 21V 2008
2008
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Supra Launch 21 2006 vs Supra Launch 21V 2008 — Same Brand, Different Boat

The Supra Launch 21 2006 vs Supra Launch 21V 2008 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.

On paper these two are close siblings in the size department — Supra Launch 21 2006 at 21,0 ft versus Supra Launch 21V 2008 at 21,0 ft. At 32 lbs and 34 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 Launch 21V 2008 has a 110-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.

Both boats are rated for 13 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

Bottom line: Performance buyers should lean toward the Supra Launch 21V 2008 and its 450-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Supra Launch 21 2006 with its 340-hp rating is the more economical daily driver.
General Boat Info
MakeSupra
MakeSupra
ModelLaunch 21
ModelLaunch 21V
Model Year2006
Model Year2008
Measurements / Dimensions
Beam100 in
Beam100 in
Beam - Meters2.54
Beam - Meters2.54
Beam - Inches1
Beam - Inches1
Draft [max] - Detail24 in
Draft [max] - Detail25 in
Draft [max] - Meters0.61
Draft [max] - Meters0.64
Draft [max] - Inches24
Draft [max] - Inches25
Weight - Detail3,200 lbs
Weight - Detail3,400 lbs
Weight - kg1451.49
Weight - kg1542.21
Weight - lbs.32
Weight - lbs.34
Length - Feet21
Length - Feet21
Length - Inches2
Length - Inches2
Length [over all with swim platform]23 ft. 0 in
Length [over all with swim platform]23 ft
Length overall - Detail21 ft. 2 in
Length overall - Detail21 ft. 2 in
Length overall - Meters6.45
Length overall - Meters6.45
Length overall - Inches254
Length overall - Inches254
Engine and Drivetrain
Engine/s standardIndmar Assault 5.7 l, 325 hp MPI engine with ETC
Engine/s standardIndmar Assult V8,5.7 l, EFI (325 hp) with E-Z cruise control
Fuel typeGas
Fuel typeGas
Drive typeInboard
Drive typeV-drive
Engine max340 hp
Engine max450 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail40 gal
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters151.42
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal4
Operational Info
Maximum people13
Maximum people13
Maximum capacitynot available
Maximum capacity1,775 lbs
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee
Trailer Info
Trailer - Detailnot available
Trailer - DetailTandem-axle with swingaway tongue, color-matched

Supra Launch 21 2006 vs Supra Launch 21V 2008 — Common Questions

Which is the larger boat — the Supra Launch 21 2006 or the Supra Launch 21V 2008?
The Supra Launch 21V 2008 is the longer of the two at 21,0 feet overall. The Supra Launch 21 2006 comes in at 21,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Supra Launch 21 2006 or the Supra Launch 21V 2008?
For trailering, the Supra Launch 21 2006 has the edge at 32 lbs dry weight versus 34 lbs for the Supra Launch 21V 2008. 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 Supra Launch 21V 2008 is rated to a maximum of 450 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 Launch 21 2006 is Coast Guard rated for 13 passengers, while the Supra Launch 21V 2008 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.
Do these boats require an oversize trailer permit to tow on US highways?
Both the Supra Launch 21 2006 and Supra Launch 21V 2008 share an 100 in beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
Are the Supra Launch 21 2006 and Supra Launch 21V 2008 from the same manufacturer?
Yes — both the Supra Launch 21 2006 and the Supra Launch 21V 2008 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.