ThunderJet Alexis Classic - 21 ft.  2008 boat specs
ThunderJet
ThunderJet Alexis Classic - 21 ft. 2008
2008
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VS
ThunderJet Maxim Classic Outboard - 25 ft. 2008 boat specs
ThunderJet
ThunderJet Maxim Classic Outboard - 25 ft. 2008
2008
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ThunderJet Alexis Classic - 21 ft. 2008 vs ThunderJet Maxim Classic Outboard - 25 ft. 2008 — Which Modified Vee Fits Your Needs?

When two boats share the same hull type — in this case both the ThunderJet Alexis Classic - 21 ft. 2008 and the ThunderJet Maxim Classic Outboard - 25 ft. 2008 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 - 21 ft. 2008 carries a rated maximum of 500 hp. Engine data for the ThunderJet Maxim Classic Outboard - 25 ft. 2008 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 11 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The ThunderJet Alexis Classic - 21 ft. 2008 is rated for 8 passengers, while the ThunderJet Maxim Classic Outboard - 25 ft. 2008 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the ThunderJet Alexis Classic - 21 ft. 2008 could be the deciding factor.

Bottom line: Choose the ThunderJet Alexis Classic - 21 ft. 2008 if your priority is putting more people on the water — it handles 8 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The ThunderJet Maxim Classic Outboard - 25 ft. 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 7 that costs less to run day-to-day.
General Boat Info
MakeThunderJet
MakeThunderJet
ModelAlexis Classic - 21 ft
ModelMaxim Classic Outboard - 25 ft
Model Year2008
Model Year2008
Measurements / Dimensions
Beam96 in
Beam96 in
Beam - Meters2.44
Beam - Meters2.44
Beam - Inches96
Beam - Inches96
Width [transom] - Detail34 in
Width [transom] - Detail34 in
Height - DetailSides: 34 in
Height - DetailSides: 34 in
Height - Meters0.86
Height - Meters0.86
Height - Inches34
Height - Inches34
Length - Feet21
Length - Feet25
Length overall - Detail21 ft. 0 in
Length overall - Detail25 ft. 0 in
Length overall - Meters6.4
Length overall - Meters7.62
Length overall - Inches252
Length overall - Inches3
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thickness0.190 in
Hull thickness0.190 in
Hull typeModified Vee
Hull typeModified Vee
Engine and Drivetrain
Engine/s standardPort fuel injected 350; 325 hp
Engine/s standardSuzuki
ImpellerTurbo
Impellernot available
Jet pumpHamilton 212
Jet pumpnot available
Fuel tank capacity - Detail80 gal
Fuel tank capacity - Detail110 gal
Fuel tank capacity - Liters302.83
Fuel tank capacity - Liters416.4
Fuel tank capacity - Gal8
Fuel tank capacity - Gal11
Fuel typeGas
Fuel typeGas
Drive typeJet Drive
Drive typeOutboard
Engine max500 hp
Engine maxnot available
Operational Info
Maximum capacity1,800 lbs
Maximum capacitynot available
Maximum people8 / 1,750 lbs
Maximum peoplenot available

ThunderJet Alexis Classic - 21 ft. 2008 vs ThunderJet Maxim Classic Outboard - 25 ft. 2008 — Common Questions

Which is the larger boat — the ThunderJet Alexis Classic - 21 ft. 2008 or the ThunderJet Maxim Classic Outboard - 25 ft. 2008?
The ThunderJet Maxim Classic Outboard - 25 ft. 2008 is the longer of the two at 25,0 feet overall. The ThunderJet Alexis Classic - 21 ft. 2008 comes in at 21,0 feet, making it roughly 4,0 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 - 21 ft. 2008 has a documented max rating of 500 hp. Engine specifications for the ThunderJet Maxim Classic Outboard - 25 ft. 2008 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 - 21 ft. 2008 is Coast Guard rated for 8 passengers, while the ThunderJet Maxim Classic Outboard - 25 ft. 2008 is certified for 7. 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 ThunderJet Alexis Classic - 21 ft. 2008 and ThunderJet Maxim Classic Outboard - 25 ft. 2008 share an 96 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.
Which boat has the larger fuel tank — the ThunderJet Alexis Classic - 21 ft. 2008 or the ThunderJet Maxim Classic Outboard - 25 ft. 2008?
The ThunderJet Maxim Classic Outboard - 25 ft. 2008 has the bigger tank at 11 gallons, versus 8 gallons on the ThunderJet Alexis Classic - 21 ft. 2008. 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 - 21 ft. 2008 and ThunderJet Maxim Classic Outboard - 25 ft. 2008 from the same manufacturer?
Yes — both the ThunderJet Alexis Classic - 21 ft. 2008 and the ThunderJet Maxim Classic Outboard - 25 ft. 2008 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.