Harris Flotebote Sunliner 180 2010 boat specs
Harris Flotebote
Harris Flotebote Sunliner 180 2010
2010
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VS
Harris Flotebote Super Sunliner 220 SSL 2008 boat specs
Harris Flotebote
Harris Flotebote Super Sunliner 220 SSL 2008
2008
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Harris Flotebote Sunliner 180 2010 vs Harris Flotebote Super Sunliner 220 SSL 2008 — Which Pontoon Fits Your Needs?

When two boats share the same hull type — in this case both the Harris Flotebote Sunliner 180 2010 and the Harris Flotebote Super Sunliner 220 SSL 2008 are pontoon designs with aluminum construction — 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?

Size is the most obvious dividing line here. The Harris Flotebote Super Sunliner 220 SSL 2008 measures 23,0 feet overall (2008), giving it roughly 5,0 additional feet of deck space compared to the Harris Flotebote Sunliner 180 2010 at 18,0 feet (2010). Weight tells a clearer story for trailering families: the Harris Flotebote Super Sunliner 220 SSL 2008 tips the scales at 2 235 lbs — 131 lbs less than the Harris Flotebote Sunliner 180 2010 at 2 104 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.

The Harris Flotebote Super Sunliner 220 SSL 2008 tops out at 135 hp. Engine specs for the Harris Flotebote Sunliner 180 2010 aren't listed — confirm with a dealer before selecting an outboard.

For family outings this is probably the sharpest distinction between the two. The Harris Flotebote Super Sunliner 220 SSL 2008 is rated for 15 passengers, while the Harris Flotebote Sunliner 180 2010 caps at 9. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Harris Flotebote Super Sunliner 220 SSL 2008 could be the deciding factor.

Bottom line: Choose the Harris Flotebote Super Sunliner 220 SSL 2008 if your priority is putting more people on the water — it handles 15 passengers and at 23,0 ft it has the deck room to back that rating up comfortably. The Harris Flotebote Sunliner 180 2010 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 9 that costs less to run day-to-day.
General Boat Info
MakeHarris Flotebote
MakeHarris Flotebote
ModelSunliner 18
ModelSuper Sunliner 220 SSL
Model Year201
Model Year2008
Measurements / Dimensions
Beam8 ft. 6 in
Beam8 ft. 6 in
Beam - Meters2.59
Beam - Meters2.59
Beam - Inches102
Beam - Inches102
Bridge clearance - Detail62 in
Bridge clearance - Detail62 in. (bimini/stern light down)
Bridge clearance - Meters1.57
Bridge clearance - Meters1.57
Bridge clearance - Inches62
Bridge clearance - Inches62
Draft [drive up] - Detail12 in
Draft [drive up] - Detail14 in
Draft [drive up] meters0.3
Draft [drive up] meters0.36
Draft [drive up] inches12
Draft [drive up] inches14
Draft [max] - Detail21 in
Draft [max] - Detail23 in
Draft [max] - Meters0.53
Draft [max] - Meters0.58
Draft [max] - Inches21
Draft [max] - Inches23
Weight - Detail1,770 lbs. Performance III Package: 2,104 lbs
Weight - Detail2,235 lbs
Weight - kg954.36
Weight - kg1013.78
Weight - lbs.2104
Weight - lbs.2235
Length - Feet18
Length - Feet23
Length overall - Detail19 ft. 10 in. Pontoon: 18 ft
Length overall - Detail23 ft. 2 in
Length overall - Meters6.05
Length overall - Meters7.06
Length overall - Inches238
Length overall - Inches278
Length - Inchesnot available
Length - Inches2
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull typePontoon
Hull typePontoon
Pontoon and Inflatable Specific
Tube diameter25 in
Tube diameter25 in
Engine and Drivetrain
Engine makeMercury
Engine makenot available
Engine model50 ELPT BF 4S EFI
Engine modelnot available
Engine/s standard80 hp with 25 in. tubes Performance III Package: 105 hp
Engine/s standard9.9 Mercury EL BF PK 4S
Fuel tank capacity - Detail31 gal. Performance III Package: 50 gal
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters189.27
Fuel tank capacity - Litersnot available
Fuel tank capacity - Gal5
Fuel tank capacity - Galnot available
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine maxnot available
Engine max135 hp
Operational Info
Maximum capacity1,247 lbs. Performance III Package: 1,485 lbs
Maximum capacitynot available
Maximum people9 Performance III Package: 11
Maximum people15 @ 2,187 lbs

Harris Flotebote Sunliner 180 2010 vs Harris Flotebote Super Sunliner 220 SSL 2008 — Common Questions

Which is the larger boat — the Harris Flotebote Sunliner 180 2010 or the Harris Flotebote Super Sunliner 220 SSL 2008?
The Harris Flotebote Super Sunliner 220 SSL 2008 is the longer of the two at 23,0 feet overall. The Harris Flotebote Sunliner 180 2010 comes in at 18,0 feet, making it roughly 5,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Harris Flotebote Sunliner 180 2010 or the Harris Flotebote Super Sunliner 220 SSL 2008?
For trailering, the Harris Flotebote Sunliner 180 2010 has the edge at 2 104 lbs dry weight versus 2 235 lbs for the Harris Flotebote Super Sunliner 220 SSL 2008. 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.
What is the maximum horsepower rating for these boats?
The Harris Flotebote Super Sunliner 220 SSL 2008 has a documented max rating of 135 hp. Engine specifications for the Harris Flotebote Sunliner 180 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 Harris Flotebote Sunliner 180 2010 is Coast Guard rated for 9 passengers, while the Harris Flotebote Super Sunliner 220 SSL 2008 is certified for 15. 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 Harris Flotebote Sunliner 180 2010 and Harris Flotebote Super Sunliner 220 SSL 2008 share an 8 ft. 6 in 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 Harris Flotebote Sunliner 180 2010 and Harris Flotebote Super Sunliner 220 SSL 2008 from the same manufacturer?
Yes — both the Harris Flotebote Sunliner 180 2010 and the Harris Flotebote Super Sunliner 220 SSL 2008 are built by Harris Flotebote. 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.