Detailed Evaluation & Buyer Recommendation
Boston Whaler 180 Dauntless 2006 vs Boston Whaler 255 Conquest 2009 — Same Brand, Different Boat
The Boston Whaler 180 Dauntless 2006 vs Boston Whaler 255 Conquest 2009 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.
Size is the most obvious dividing line here. The Boston Whaler 255 Conquest 2009 measures 26,0 feet overall (2009), giving it roughly 8,0 additional feet of deck space compared to the Boston Whaler 180 Dauntless 2006 at 18,0 feet (2006). At 2 lbs and 49 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.
The power gap is worth calling out. Rated to 300 hp, the Boston Whaler 255 Conquest 2009 has a 150-hp advantage over the Boston Whaler 180 Dauntless 2006's 150-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Boston Whaler 255 Conquest 2009 carries 15 gallons versus 6 gallons in the Boston Whaler 180 Dauntless 2006. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The Boston Whaler 255 Conquest 2009 is rated for 14 passengers, while the Boston Whaler 180 Dauntless 2006 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Boston Whaler 255 Conquest 2009 could be the deciding factor.
Bottom line: Choose the Boston Whaler 255 Conquest 2009 if your priority is putting more people on the water — it handles 14 passengers and at 26,0 ft it has the deck room to back that rating up comfortably. The Boston Whaler 180 Dauntless 2006 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.
General Boat Info
MakeBoston Whaler
MakeBoston Whaler
Model180 Dauntless
Model255 Conquest?
Model Year2006
Model Year2009
Measurements / Dimensions
Beam8 ft. 0 in. (2.43 m)
Beam8 ft. 9 in. (2.67 m)
Beam - Meters2.44
Beam - Meters2.67
Beam - Inches96
Beam - Inches105
Bridge clearance - Detail5 ft. 0 in. (1.52 m) With Sun Top: 7 ft. 2 in. (2.18 m)
Bridge clearance - Detail7 ft. 3 in. (2.20 m) 9 ft. 5 in. (2.87 m) with hardtop
Bridge clearance - Meters2.18
Bridge clearance - Meters2.87
Bridge clearance - Inches86
Bridge clearance - Inches113
Draft [max] - Detail12 in. (.30 m)
Draft [max] - Detail16 in. (0.40 m) boat only
Draft [max] - Meters0.3
Draft [max] - Meters0.41
Draft [max] - Inches12
Draft [max] - Inches16
Weight - Detail2,000 lbs. (907 kg)
Weight - Detail4,900 lbs. (2,222 kg) no engine
Weight - kg907.18
Weight - kg2222.6
Weight - lbs.2
Weight - lbs.49
Height [transom]25 in. (.63 m)
Height [transom]not available
Length - Meters5.63
Length - Meters8.2
Length - Feet18
Length - Feet26
Length - Inches6
Length - Inches11
Length overall - Detail18 ft. 6 in. (5.63 m)
Length overall - Detail26 ft. 11 in. (8.20 m) with pulpit
Length overall - Meters5.64
Length overall - Meters8.2
Length overall - Inches222
Length overall - Inches323
Engine and Drivetrain
Engine/s standard135 XL OptiMax? Mercury?
Engine/s standard250 XXL DTS Mercury? Verado? FourStroke with Vessel View Display and hydraulic power steering
Fuel tank capacity - Detail60 gal. (227 l)
Fuel tank capacity - Detail150 gal
Fuel tank capacity - Liters227.12
Fuel tank capacity - Liters567.81
Fuel tank capacity - Gal6
Fuel tank capacity - Gal15
Drive typeOutboard
Drive typeOutboard
Engine maxMaximum: 150 hp (111 kW) Minimum: 115 hp (85 kW) Maximum Engine Weight: 530 lbs. (240 kg)
Engine max300 hp
Fuel typenot available
Fuel typeGas
Horsepowernot available
Horsepower250 hp
Operational Info
Maximum capacity4,000 lbs. (1,814 kg)
Maximum capacitySwamped Capacity: 6,100 lbs. (2,767 kg)
Maximum people8
Maximum people14
Headnot available
HeadPortable
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeDeep Vee