Avalon Tropic - 18 Foot 2006 boat specs
Avalon
Avalon Tropic - 18 Foot 2006
2006
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VS
Avalon Tropic - 18 Foot 2007 boat specs
Avalon
Avalon Tropic - 18 Foot 2007
2007
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Avalon Tropic - 18 Foot 2006 vs Avalon Tropic - 18 Foot 2007 — Same Brand, Different Boat

The Avalon Tropic - 18 Foot 2006 vs Avalon Tropic - 18 Foot 2007 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 — Avalon Tropic - 18 Foot 2006 at 18,0 ft versus Avalon Tropic - 18 Foot 2007 at 18,0 ft. Weight tells a clearer story for trailering families: the Avalon Tropic - 18 Foot 2007 tips the scales at 1 491 lbs — 1 349 lbs less than the Avalon Tropic - 18 Foot 2006 at 142 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

Both boats share a closely matched power ceiling — 75 hp for the Avalon Tropic - 18 Foot 2006 and 75 hp for the Avalon Tropic - 18 Foot 2007. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Both carry nearly identical fuel loads — 24 gal and 24 gal — so range won't be a tiebreaker here.

Both boats are rated for 8 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.

At this size, power-to-weight ratio matters more than outright horsepower. The Avalon Tropic - 18 Foot 2006 comes in at 2 lbs per hp versus 20 lbs per hp for the Avalon Tropic - 18 Foot 2007. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.

Bottom line: The Avalon Tropic - 18 Foot 2006 and Avalon Tropic - 18 Foot 2007 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
MakeAvalon
MakeAvalon
ModelTropic - 18 Foot
ModelTropic - 18 Foot
Model Year2006
Model Year2007
Measurements / Dimensions
Weight - Detailw/ furniture: 1,420 lbs
Weight - Detailw/ furniture: 1,491 lbs
Weight - kg644.1
Weight - kg676.31
Weight - lbs.142
Weight - lbs.1491
Width [transom] - DetailDeck: 8 ft
Width [transom] - DetailDeck: 8 ft
Length [deck]18 ft
Length [deck]not available
Length - Feet18
Length - Feet18
Length overall - Detail18 ft. 0 in
Length overall - Detail18 ft. 0 in
Length overall - Meters5.49
Length overall - Meters5.49
Length overall - Inches216
Length overall - Inches216
Pontoon and Inflatable Specific
Tube diameter23 in
Tube diameter23 in
Engine and Drivetrain
Fuel tank capacity - Detail24 gal
Fuel tank capacity - Detail24 gal
Fuel tank capacity - Liters90.85
Fuel tank capacity - Liters90.85
Fuel tank capacity - Gal24
Fuel tank capacity - Gal24
Drive typeOutboard
Drive typeOutboard
Engine max75 hp
Engine max75 hp
Fuel typenot available
Fuel typeGas
Operational Info
Maximum capacity1,850 lbs
Maximum capacity1,850 lbs
Maximum people8
Maximum people8 or 1,480 lbs
Body / Hull
Hull materialnot available
Hull materialAluminum

Avalon Tropic - 18 Foot 2006 vs Avalon Tropic - 18 Foot 2007 — Common Questions

Which is the larger boat — the Avalon Tropic - 18 Foot 2006 or the Avalon Tropic - 18 Foot 2007?
The Avalon Tropic - 18 Foot 2007 is the longer of the two at 18,0 feet overall. The Avalon Tropic - 18 Foot 2006 comes in at 18,0 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 Avalon Tropic - 18 Foot 2006 or the Avalon Tropic - 18 Foot 2007?
For trailering, the Avalon Tropic - 18 Foot 2006 has the edge at 142 lbs dry weight versus 1 491 lbs for the Avalon Tropic - 18 Foot 2007. 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.
How many people can each boat hold?
The Avalon Tropic - 18 Foot 2006 is Coast Guard rated for 8 passengers, while the Avalon Tropic - 18 Foot 2007 is certified for 8. 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 has the better power-to-weight ratio?
The Avalon Tropic - 18 Foot 2006 has a better power-to-weight ratio at 2 lbs per hp compared to 20 lbs per hp for the Avalon Tropic - 18 Foot 2007. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
How do the fuel tanks compare on the Avalon Tropic - 18 Foot 2006 and Avalon Tropic - 18 Foot 2007?
Both boats carry similar fuel loads — 24 gallons and 24 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Avalon Tropic - 18 Foot 2006 and Avalon Tropic - 18 Foot 2007 from the same manufacturer?
Yes — both the Avalon Tropic - 18 Foot 2006 and the Avalon Tropic - 18 Foot 2007 are built by Avalon. 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.