Detailed Evaluation & Buyer Recommendation
Harris Flotebote Grand Mariner 250 SL 2011 vs Harris Flotebote Sunliner 180 2006 — Same Brand, Different Boat
The Harris Flotebote Grand Mariner 250 SL 2011 vs Harris Flotebote Sunliner 180 2006 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.
The Harris Flotebote Sunliner 180 2006 tops out at 80 hp. Engine specs for the Harris Flotebote Grand Mariner 250 SL 2011 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 Grand Mariner 250 SL 2011 is rated for 13 passengers, while the Harris Flotebote Sunliner 180 2006 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Harris Flotebote Grand Mariner 250 SL 2011 could be the deciding factor.
Bottom line: Choose the Harris Flotebote Grand Mariner 250 SL 2011 if your priority is putting more people on the water — it handles 13 passengers and at 25,0 ft it has the deck room to back that rating up comfortably. The Harris Flotebote Sunliner 180 2006 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
General Boat Info
MakeHarris Flotebote
MakeHarris Flotebote
ModelGrand Mariner 250 SL
ModelSunliner 18
Model Year2011
Model Year2006
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] - Detail13 in
Draft [drive up] - Detail12 in
Draft [drive up] meters0.33
Draft [drive up] meters0.3
Draft [drive up] inches13
Draft [drive up] inches12
Draft [max] - Detail21 in
Draft [max] - Detail21 in
Draft [max] - Meters0.53
Draft [max] - Meters0.53
Draft [max] - Inches21
Draft [max] - Inches21
Weight - Detail2,963 lbs. Performance III Package: 3,220 lbs
Weight - Detailnot available
Weight - kg1460.57
Weight - kgnot available
Weight - lbs.322
Weight - lbs.not available
Length - Feet25
Length - Feet18
Length overall - Detail26 ft. 4 in. Pontoon: 25 ft
Length overall - Detail18 ft. 0 in
Length overall - Meters8.03
Length overall - Meters5.49
Length overall - Inches316
Length overall - Inches216
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull typePontoon
Hull typenot available
Pontoon and Inflatable Specific
Tube diameter25 in
Tube diameter25 in
Engine and Drivetrain
Engine/s standard175 hp with 25 in. tubes Performance III Package: 300 hp
Engine/s standardnot available
Fuel tank capacity - Detail24 gal. Performance III Package: 50 gal. XTR Package: 45 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 typenot available
Drive typeOutboard
Drive typeOutboard
Engine maxnot available
Engine max80 hp w/ Performance-III Package: 105 hp
Operational Info
Maximum capacity2,514 lbs. Performance III Package: 2,907 lbs
Maximum capacitynot available
Maximum people13 Performance III Package: 15
Maximum peoplenot available