Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 boat specs
Harris Flotebote
Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010
2010
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VS
Harris Flotebote Super Sunliner LX 230 2010 boat specs
Harris Flotebote
Harris Flotebote Super Sunliner LX 230 2010
2010
View full specs →

Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 vs Harris Flotebote Super Sunliner LX 230 2010: A Close Look at Two Pontoon Boats

Both the Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 and the Harris Flotebote Super Sunliner LX 230 2010 are pontoon designs, both built in aluminium, so 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?

On paper these two are close siblings in the size department - Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 at 25,0 ft versus Harris Flotebote Super Sunliner LX 230 2010 at 23,0 ft. Weight tells a clearer story for trailering families: the Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 tips the scales at 3 200 lbs - 400 lbs more than the Harris Flotebote Super Sunliner LX 230 2010 at 2 800 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 Grand Mariner SL 250 (3-Tube) 2010 carries a rated maximum of 300 hp. Engine data for the Harris Flotebote Super Sunliner LX 230 2010 wasn't available in our records - check the manufacturer's spec sheet before sizing a motor.

For family outings this is probably the sharpest distinction between the two. The Harris Flotebote Super Sunliner LX 230 2010 is rated for 15 passengers, while the Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 caps at 14. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Harris Flotebote Super Sunliner LX 230 2010 could be the deciding factor.

Bottom line: Choose the Harris Flotebote Super Sunliner LX 230 2010 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 Grand Mariner SL 250 (3-Tube) 2010 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 14 that costs less to run day-to-day.
General Boat Info
MakeHarris Flotebote
MakeHarris Flotebote
ModelGrand Mariner SL 250 (3-Tube)
ModelSuper Sunliner LX 230
Model Year2010
Model Year2010
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.
Bridge clearance - Meters1.57
Bridge clearance - Meters1.57
Bridge clearance - Inches62
Bridge clearance - Inches62
Draft [drive up] - Detail13 in.
Draft [drive up] - Detail13 in.
Draft [drive up] meters0.33
Draft [drive up] meters0.33
Draft [drive up] inches13
Draft [drive up] inches13
Draft [max] - Detail21 in.
Draft [max] - Detail22 in.
Draft [max] - Meters0.53
Draft [max] - Meters0.56
Draft [max] - Inches21
Draft [max] - Inches22
Weight - Detail3,200 lbs. with Performance III Package
Weight - Detail2,398 lbs. Performance III Package: 2,800 lbs.
Weight - kg1451.49
Weight - kg1270.06
Weight - lbs.3200
Weight - lbs.2800
Length - Feet25
Length - Feet23
Length overall - Detail26 ft. 4 in. Pontoon: 25 ft.
Length overall - Detail24 ft. 5 in. Pontoon: 23 ft.
Length overall - Meters8.03
Length overall - Meters7.44
Length overall - Inches316
Length overall - Inches293
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull typePontoon
Hull typePontoon
Pontoon and Inflatable Specific
Tube diameter25 in.
Tube diameter25 in.
Number of tubes3
Number of tubesnot available
Engine and Drivetrain
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max300 hp
Engine maxnot available
Engine makenot available
Engine makeMercury
Engine modelnot available
Engine model50 ELPT BF 4S EFI
Engine/s standardnot available
Engine/s standard150 hp with 25 in. tubes Performance III Package: 225 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail31 gal. Performance III Package: 50 gal. XTR Package: 81 gal.
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters306.62
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal81
Operational Info
Maximum capacity1,918 lbs. with Performance III Package
Maximum capacity2,070 lbs. Performance III Package: 2,385 lbs.
Maximum people14 with Performance III Package
Maximum people15

Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 vs Harris Flotebote Super Sunliner LX 230 2010 - Common Questions

Which is the larger boat - the Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 or the Harris Flotebote Super Sunliner LX 230 2010?
The Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 is the longer of the two at 25,0 feet overall. The Harris Flotebote Super Sunliner LX 230 2010 comes in at 23,0 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 Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 or the Harris Flotebote Super Sunliner LX 230 2010?
For trailering, the Harris Flotebote Super Sunliner LX 230 2010 has the edge at 2 800 lbs dry weight versus 3 200 lbs for the Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010. 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 Grand Mariner SL 250 (3-Tube) 2010 has a documented max rating of 300 hp. Engine specifications for the Harris Flotebote Super Sunliner LX 230 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 Grand Mariner SL 250 (3-Tube) 2010 is Coast Guard rated for 14 passengers, while the Harris Flotebote Super Sunliner LX 230 2010 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 Grand Mariner SL 250 (3-Tube) 2010 and Harris Flotebote Super Sunliner LX 230 2010 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 Grand Mariner SL 250 (3-Tube) 2010 and Harris Flotebote Super Sunliner LX 230 2010 from the same manufacturer?
Yes - both the Harris Flotebote Grand Mariner SL 250 (3-Tube) 2010 and the Harris Flotebote Super Sunliner LX 230 2010 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.