Manitou Pontoons 18 Oasis 2006 boat specs
Manitou Pontoons
Manitou Pontoons 18 Oasis 2006
2006
View full specs →
VS
Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 boat specs
Manitou Pontoons
Manitou Pontoons 20 Osprey - 8 Foot Wide 2007
2007
View full specs →

Manitou Pontoons 18 Oasis 2006 vs Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 — Same Brand, Different Boat

The Manitou Pontoons 18 Oasis 2006 vs Manitou Pontoons 20 Osprey - 8 Foot Wide 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 — Manitou Pontoons 18 Oasis 2006 at 17,0 ft versus Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 at 19,0 ft. At 158 lbs and 149 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 — 75 hp for the Manitou Pontoons 18 Oasis 2006 and 75 hp for the Manitou Pontoons 20 Osprey - 8 Foot Wide 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.

For family outings this is probably the sharpest distinction between the two. The Manitou Pontoons 18 Oasis 2006 is rated for 8 passengers, while the Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Manitou Pontoons 18 Oasis 2006 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 comes in at 2 lbs per hp versus 2 lbs per hp for the Manitou Pontoons 18 Oasis 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.

Both are inflatable designs, which means they pack down for compact storage, can be carried in a bag, and are dramatically lighter than equivalent rigid hulls. The trade-off is setup time and the need to monitor tube pressure regularly.

Bottom line: Choose the Manitou Pontoons 18 Oasis 2006 if your priority is putting more people on the water — it handles 8 passengers and at 17,0 ft it has the deck room to back that rating up comfortably. The Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 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
MakeManitou Pontoons
MakeManitou Pontoons
Model18 Oasis
Model20 Osprey - 8 Foot Wide
Model Year2006
Model Year2007
Measurements / Dimensions
Beam8 ft
Beam8 ft. 0 in
Beam - Meters2.44
Beam - Meters2.44
Beam - Inches96
Beam - Inches96
Weight - Detail1,580 lbs
Weight - Detail1,490 lbs
Weight - kg716.68
Weight - kg675.85
Weight - lbs.158
Weight - lbs.149
Length [deck]17 ft. 5 in
Length [deck]19 ft. 5 in
Length - Feet17
Length - Feet19
Length - Inches5
Length - Inches5
Length overall - Detail17 ft. 5 in
Length overall - Detail19 ft. 5 in
Length overall - Meters5.31
Length overall - Meters5.92
Length overall - Inches209
Length overall - Inches233
Pontoon and Inflatable Specific
Tube diameter23 in
Tube diameter23 in
Number of tubes2
Number of tubes2
Engine and Drivetrain
Drive typeOutboard
Drive typeOutboard
Engine max75 hp
Engine max75 hp
Fuel typenot available
Fuel typeGas
Operational Info
Maximum capacity1,160 lbs
Maximum capacity1,500 lbs
Maximum people8
Maximum people7
Body / Hull
Hull materialnot available
Hull materialAluminum

Manitou Pontoons 18 Oasis 2006 vs Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 — Common Questions

Which is the larger boat — the Manitou Pontoons 18 Oasis 2006 or the Manitou Pontoons 20 Osprey - 8 Foot Wide 2007?
The Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 is the longer of the two at 19,0 feet overall. The Manitou Pontoons 18 Oasis 2006 comes in at 17,0 feet, making it roughly 2,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Manitou Pontoons 18 Oasis 2006 or the Manitou Pontoons 20 Osprey - 8 Foot Wide 2007?
For trailering, the Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 has the edge at 149 lbs dry weight versus 158 lbs for the Manitou Pontoons 18 Oasis 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 Manitou Pontoons 18 Oasis 2006 is Coast Guard rated for 8 passengers, while the Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 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 Manitou Pontoons 18 Oasis 2006 and Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 share an 8 ft 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.
Are the Manitou Pontoons 18 Oasis 2006 and Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 from the same manufacturer?
Yes — both the Manitou Pontoons 18 Oasis 2006 and the Manitou Pontoons 20 Osprey - 8 Foot Wide 2007 are built by Manitou Pontoons. 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.