Mako Boats 181 Inshore 2006 boat specs
Mako Boats
Mako Boats 181 Inshore 2006
2006
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VS
Mako Boats 181 Inshore 2009 boat specs
Mako Boats
Mako Boats 181 Inshore 2009
2009
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Mako Boats 181 Inshore 2006 vs Mako Boats 181 Inshore 2009 — Same Brand, Different Boat

The Mako Boats 181 Inshore 2006 vs Mako Boats 181 Inshore 2009 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 — Mako Boats 181 Inshore 2006 at 18,0 ft versus Mako Boats 181 Inshore 2009 at 17,0 ft. At 99 lbs and 13 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.

Both boats share a closely matched power ceiling — 90 hp for the Mako Boats 181 Inshore 2006 and 90 hp for the Mako Boats 181 Inshore 2009. 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 — 35 gal and 35 gal — so range won't be a tiebreaker here.

Both boats are rated for 4 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 Mako Boats 181 Inshore 2009 comes in at 0 lbs per hp versus 1 lbs per hp for the Mako Boats 181 Inshore 2006. 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 Mako Boats 181 Inshore 2006 and Mako Boats 181 Inshore 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
MakeMako Boats
MakeMako Boats
Model181 Inshore
Model181 Inshore
Model Year2006
Model Year2009
Measurements / Dimensions
Beam90 in
Beam7 ft. 5 in
Beam - Meters2.29
Beam - Meters2.26
Beam - Inches9
Beam - Inches89
Weight - Detail990 lbs
Weight - Detail1,300 lbs
Weight - kg449.06
Weight - kg589.67
Weight - lbs.99
Weight - lbs.13
Height [transom]25 in
Height [transom]25 in
Length - Feet18
Length - Feet17
Length overall - Detail18 ft. 0 in
Length overall - Detail17 ft. 11 in
Length overall - Meters5.49
Length overall - Meters5.46
Length overall - Inches216
Length overall - Inches215
Deadrisenot available
Deadrise15°
Draft [max] - Detailnot available
Draft [max] - Detail15 in
Draft [max] - Metersnot available
Draft [max] - Meters0.38
Draft [max] - Inchesnot available
Draft [max] - Inches15
Length - Inchesnot available
Length - Inches11
Engine and Drivetrain
Engine/s standardMercury? 90 EXLPT OptiMax?
Engine/s standard90 EXLPTO TwoStroke
Fuel tank capacity - Detail35 gal
Fuel tank capacity - Detail35 gal
Fuel tank capacity - Liters132.49
Fuel tank capacity - Liters132.49
Fuel tank capacity - Gal35
Fuel tank capacity - Gal35
Drive typeOutboard
Drive typeOutboard
Engine max90 hp
Engine max90 hp
Fuel typenot available
Fuel typeGas
Operational Info
Maximum capacity1,250 lbs
Maximum capacity1,250 lbs
Maximum people4
Maximum people4 / 600 lbs
Trailer Info
Trailer - DetailCustom single axle trailer
Trailer - DetailCustom single-axle
Trailer - Length over all20 ft. 10 in
Trailer - Length over all20 ft. 10 in
Trailer - Weight2,100 lbs
Trailer - WeightPackage Weight: 2,100 lbs
Trailer - Width94 in
Trailer - Width94 in
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee

Mako Boats 181 Inshore 2006 vs Mako Boats 181 Inshore 2009 — Common Questions

Which is the larger boat — the Mako Boats 181 Inshore 2006 or the Mako Boats 181 Inshore 2009?
The Mako Boats 181 Inshore 2006 is the longer of the two at 18,0 feet overall. The Mako Boats 181 Inshore 2009 comes in at 17,0 feet, making it roughly 1,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Mako Boats 181 Inshore 2006 or the Mako Boats 181 Inshore 2009?
For trailering, the Mako Boats 181 Inshore 2009 has the edge at 13 lbs dry weight versus 99 lbs for the Mako Boats 181 Inshore 2006. 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 Mako Boats 181 Inshore 2006 is Coast Guard rated for 4 passengers, while the Mako Boats 181 Inshore 2009 is certified for 4. 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 Mako Boats 181 Inshore 2009 has a better power-to-weight ratio at 0 lbs per hp compared to 1 lbs per hp for the Mako Boats 181 Inshore 2006. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
What do the trailers weigh for the Mako Boats 181 Inshore 2006 and Mako Boats 181 Inshore 2009?
The trailer for the Mako Boats 181 Inshore 2006 is listed at 2,100 lbs and the Mako Boats 181 Inshore 2009 trailer at Package Weight: 2,100 lbs. Always add trailer weight to the boat's dry weight when checking your tow vehicle's gross trailer weight rating.
Which boat is wider, and does it affect trailering?
The Mako Boats 181 Inshore 2009 measures 89" wide, compared to 9" for the Mako Boats 181 Inshore 2006. 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 Mako Boats 181 Inshore 2006 and Mako Boats 181 Inshore 2009?
Both boats carry similar fuel loads — 35 gallons and 35 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Mako Boats 181 Inshore 2006 and Mako Boats 181 Inshore 2009 from the same manufacturer?
Yes — both the Mako Boats 181 Inshore 2006 and the Mako Boats 181 Inshore 2009 are built by Mako Boats. 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.