Leisure Pontoons 1725 Island 2009 boat specs
Leisure Pontoons
Leisure Pontoons 1725 Island 2009
2009
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VS
Leisure Pontoons 1823 Fish 2005 boat specs
Leisure Pontoons
Leisure Pontoons 1823 Fish 2005
2005
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Leisure Pontoons 1725 Island 2009 vs Leisure Pontoons 1823 Fish 2005: Same Brand, Different Boat

The Leisure Pontoons 1725 Island 2009 vs Leisure Pontoons 1823 Fish 2005 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 - Leisure Pontoons 1725 Island 2009 at 18,0 ft versus Leisure Pontoons 1823 Fish 2005 at 18,0 ft. At 900 lbs and 975 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 - 60 hp for the Leisure Pontoons 1725 Island 2009 and 75 hp for the Leisure Pontoons 1823 Fish 2005. 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 boats are rated for 9 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 Leisure Pontoons 1823 Fish 2005 comes in at 13 lbs per hp versus 15 lbs per hp for the Leisure Pontoons 1725 Island 2009. 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.

The Leisure Pontoons 1823 Fish 2005 is an inflatable design - lighter, easier to store, and quicker to launch from a beach or dock without a slipway. The Leisure Pontoons 1725 Island 2009 is a rigid hull, which typically offers a more confident ride in chop and easier maintenance over the long term.

Bottom line: The Leisure Pontoons 1725 Island 2009 and Leisure Pontoons 1823 Fish 2005 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
MakeLeisure Pontoons
MakeLeisure Pontoons
Model1725 Island
Model1823 Fish
Model Year2009
Model Year2005
Measurements / Dimensions
Weight - Detail900 lbs. (2 tubes)
Weight - Detail975 lbs.
Weight - kg408.23
Weight - kg442.25
Weight - lbs.900
Weight - lbs.975
Width [transom] - Detail8 ft. 6 in.
Width [transom] - Detailnot available
Length [deck]16 ft. 0 in.
Length [deck]not available
Length - Feet18
Length - Feet18
Length overall - Detail18 ft. 0 in.
Length overall - Detail18 ft. 8 in.
Length overall - Meters5.49
Length overall - Meters5.69
Length overall - Inches216
Length overall - Inches224
Beamnot available
Beam8 ft. 2 in.
Beam - Metersnot available
Beam - Meters2.49
Beam - Inchesnot available
Beam - Inches98
Length - Inchesnot available
Length - Inches8
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull typePontoon
Hull typenot available
Pontoon and Inflatable Specific
Tube diameter25 in.
Tube diameter23 in.
Tube gaugenot available
Tube gauge.080 in. aluminum
Number of tubesnot available
Number of tubes2
Engine and Drivetrain
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typeOutboard
Engine max60 hp (2 tubes)
Engine max75 hp
Operational Info
Maximum capacity1,850 lbs. (2 tubes)
Maximum capacity1,890 lbs.
Maximum people9 (2 tubes)
Maximum people9

Leisure Pontoons 1725 Island 2009 vs Leisure Pontoons 1823 Fish 2005 - Common Questions

Which is the larger boat - the Leisure Pontoons 1725 Island 2009 or the Leisure Pontoons 1823 Fish 2005?
The Leisure Pontoons 1823 Fish 2005 is the longer of the two at 18,0 feet overall. The Leisure Pontoons 1725 Island 2009 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 Leisure Pontoons 1725 Island 2009 or the Leisure Pontoons 1823 Fish 2005?
For trailering, the Leisure Pontoons 1725 Island 2009 has the edge at 900 lbs dry weight versus 975 lbs for the Leisure Pontoons 1823 Fish 2005. 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.
Which boat can handle a bigger outboard?
The Leisure Pontoons 1823 Fish 2005 is rated to a maximum of 75 hp, giving it the larger power ceiling. The Leisure Pontoons 1725 Island 2009 tops out at 60 hp. Keep in mind that maximum ratings are just that - matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Leisure Pontoons 1725 Island 2009 is Coast Guard rated for 9 passengers, while the Leisure Pontoons 1823 Fish 2005 is certified for 9. 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 Leisure Pontoons 1823 Fish 2005 has a better power-to-weight ratio at 13 lbs per hp compared to 15 lbs per hp for the Leisure Pontoons 1725 Island 2009. A lower number means quicker acceleration and faster time to plane - the number that actually matters most on short, sporty boats like these.
Are the Leisure Pontoons 1725 Island 2009 and Leisure Pontoons 1823 Fish 2005 from the same manufacturer?
Yes - both the Leisure Pontoons 1725 Island 2009 and the Leisure Pontoons 1823 Fish 2005 are built by Leisure 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.