ThunderJet Alexis OB Offshore 2010 boat specs
ThunderJet
ThunderJet Alexis OB Offshore 2010
2010
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VS
ThunderJet Envoy 2008 boat specs
ThunderJet
ThunderJet Envoy 2008
2008
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ThunderJet Alexis OB Offshore 2010 vs ThunderJet Envoy 2008: A Close Look at Two Modified-V Boats

Both the ThunderJet Alexis OB Offshore 2010 and the ThunderJet Envoy 2008 are modified-V designs, both built in aluminium, so 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 Envoy 2008 tops out at 330 hp. Engine specs for the ThunderJet Alexis OB Offshore 2010 aren't listed - confirm with a dealer before selecting an outboard.Both carry nearly identical fuel loads - 50 gal and 48 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 OB Offshore 2010 and ThunderJet Envoy 2008 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 OB Offshore
ModelEnvoy
Model Year2010
Model Year2008
Measurements / Dimensions
Beam102 in.
Beam84 in.
Beam - Meters2.59
Beam - Meters2.13
Beam - Inches102
Beam - Inches84
Deadrise18° Entry: 45 °
Deadrise12℃
Weight - Detail2,400 lbs.
Weight - Detailnot available
Weight - kg1088.62
Weight - kgnot available
Weight - lbs.2400
Weight - lbs.not available
Width [transom] - Detail84 in.
Width [transom] - Detail31 in.
Height [transom]40 in.
Height [transom]not available
Length - Feet21
Length - Feet19
Length overall - Detail21 ft. 0 in.
Length overall - Detail19 ft. 0 in.
Length overall - Meters6.4
Length overall - Meters5.79
Length overall - Inches252
Length overall - Inches228
Height - Detailnot available
Height - DetailSides: 31 in.
Height - Metersnot available
Height - Meters0.79
Height - Inchesnot available
Height - Inches31
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull typeModified Vee
Hull typeModified Vee
Hull thicknessnot available
Hull thickness0.190 in.
Engine and Drivetrain
Fuel tank capacity - Detail50 gal.
Fuel tank capacity - Detail48 gal.
Fuel tank capacity - Liters189.27
Fuel tank capacity - Liters181.7
Fuel tank capacity - Gal50
Fuel tank capacity - Gal48
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeJet Drive
Engine/s standardnot available
Engine/s standardMP 305 Carbureted; 250 hp
Jet pumpnot available
Jet pumpAmerican Turbine SD 309
Engine maxnot available
Engine max330 hp
Operational Info
Maximum capacitynot available
Maximum capacity1,585 lbs.
Maximum peoplenot available
Maximum people6 / 900 lbs.

ThunderJet Alexis OB Offshore 2010 vs ThunderJet Envoy 2008 - Common Questions

Which is the larger boat - the ThunderJet Alexis OB Offshore 2010 or the ThunderJet Envoy 2008?
The ThunderJet Alexis OB Offshore 2010 is the longer of the two at 21,0 feet overall. The ThunderJet Envoy 2008 comes in at 19,0 feet, making it roughly 2,0 ft shorter - a meaningful difference in deck room and overall on-water presence.
What is the maximum horsepower rating for these boats?
The ThunderJet Envoy 2008 has a documented max rating of 330 hp. Engine specifications for the ThunderJet Alexis OB Offshore 2010 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 OB Offshore 2010 is Coast Guard rated for 6 passengers, while the ThunderJet Envoy 2008 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 2010 measures 102" wide, compared to 84" for the ThunderJet Envoy 2008. 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.
How do the fuel tanks compare on the ThunderJet Alexis OB Offshore 2010 and ThunderJet Envoy 2008?
Both boats carry similar fuel loads - 50 gallons and 48 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the ThunderJet Alexis OB Offshore 2010 and ThunderJet Envoy 2008 from the same manufacturer?
Yes - both the ThunderJet Alexis OB Offshore 2010 and the ThunderJet Envoy 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.