ThunderJet Alexis Classic 2010 boat specs
ThunderJet
ThunderJet Alexis Classic 2010
2010
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VS
ThunderJet Alexis OB Offshore 2009 boat specs
ThunderJet
ThunderJet Alexis OB Offshore 2009
2009
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ThunderJet Alexis Classic 2010 vs ThunderJet Alexis OB Offshore 2009 — A Close Look at Two Modified Vees

When two boats share the same hull type — in this case both the ThunderJet Alexis Classic 2010 and the ThunderJet Alexis OB Offshore 2009 are modified vee designs with aluminum construction — the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?

The ThunderJet Alexis Classic 2010 carries a rated maximum of 325 hp. Engine data for the ThunderJet Alexis OB Offshore 2009 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Both carry nearly identical fuel loads — 8 gal and 5 gal — so range won't be a tiebreaker here.

Both boats are rated for 6 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: The ThunderJet Alexis Classic 2010 and ThunderJet Alexis OB Offshore 2009 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeThunderJet
MakeThunderJet
ModelAlexis Classic
ModelAlexis OB Offshore
Model Year201
Model Year2009
Measurements / Dimensions
Beam96 in
Beam102 in
Beam - Meters2.44
Beam - Meters2.59
Beam - Inches96
Beam - Inches102
Deadrise14° Entry: 40°
Deadrise18° Entry: 45 °
Width [transom] - Detail72 in
Width [transom] - Detail84 in
Height [transom]34 in
Height [transom]40 in
Length - Feet21
Length - Feet21
Length overall - Detail21 ft. 0 in
Length overall - Detail21 ft. 0 in
Length overall - Meters6.4
Length overall - Meters6.4
Length overall - Inches252
Length overall - Inches252
Weight - Detailnot available
Weight - Detail2,400 lbs
Weight - kgnot available
Weight - kg1088.62
Weight - lbs.not available
Weight - lbs.24
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull typeModified Vee
Hull typeModified Vee
Engine and Drivetrain
Engine/s standard5.7 l Vortec
Engine/s standardnot available
Fuel tank capacity - Detail80 gal
Fuel tank capacity - Detail50 gal
Fuel tank capacity - Liters302.83
Fuel tank capacity - Liters189.27
Fuel tank capacity - Gal8
Fuel tank capacity - Gal5
Fuel typeGas
Fuel typeGas
Drive typeInboard
Drive typeOutboard
Horsepower325
Horsepowernot available

ThunderJet Alexis Classic 2010 vs ThunderJet Alexis OB Offshore 2009 — Common Questions

Which is the larger boat — the ThunderJet Alexis Classic 2010 or the ThunderJet Alexis OB Offshore 2009?
The ThunderJet Alexis OB Offshore 2009 is the longer of the two at 21,0 feet overall. The ThunderJet Alexis Classic 2010 comes in at 21,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
What is the maximum horsepower rating for these boats?
The ThunderJet Alexis Classic 2010 has a documented max rating of 325 hp. Engine specifications for the ThunderJet Alexis OB Offshore 2009 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.
How many people can each boat hold?
The ThunderJet Alexis Classic 2010 is Coast Guard rated for 6 passengers, while the ThunderJet Alexis OB Offshore 2009 is certified for 6. 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.
Which boat is wider, and does it affect trailering?
The ThunderJet Alexis OB Offshore 2009 measures 102" wide, compared to 96" for the ThunderJet Alexis Classic 2010. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the ThunderJet Alexis Classic 2010 or the ThunderJet Alexis OB Offshore 2009?
The ThunderJet Alexis Classic 2010 has the bigger tank at 8 gallons, versus 5 gallons on the ThunderJet Alexis OB Offshore 2009. That 3-gallon difference translates to roughly 9–15 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the ThunderJet Alexis Classic 2010 and ThunderJet Alexis OB Offshore 2009 from the same manufacturer?
Yes — both the ThunderJet Alexis Classic 2010 and the ThunderJet Alexis OB Offshore 2009 are built by ThunderJet. 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.