Detailed Evaluation & Buyer Recommendation
Boston Whaler 180 Dauntless 2021 vs Boston Whaler 345 Conquest 2009 — Same Brand, Different Boat
The Boston Whaler 180 Dauntless 2021 vs Boston Whaler 345 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.
The power gap is worth calling out. Rated to 900 hp, the Boston Whaler 345 Conquest 2009 has a 750-hp advantage over the Boston Whaler 180 Dauntless 2021's 150-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load.
For family outings this is probably the sharpest distinction between the two. The Boston Whaler 345 Conquest 2009 is rated for 14 passengers, while the Boston Whaler 180 Dauntless 2021 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Boston Whaler 345 Conquest 2009 could be the deciding factor.
Bottom line: Choose the Boston Whaler 345 Conquest 2009 if your priority is putting more people on the water — it handles 14 passengers and at 35,0 ft it has the deck room to back that rating up comfortably. The Boston Whaler 180 Dauntless 2021 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail18.10 ft
Length overall - Detail35 ft. 11 in. (10.95 m) with pulpit
Length - Feet18.1
Length - Feet35
Length overall - Meters5.52
Length overall - Meters10.95
Length overall - Inches217
Length overall - Inches431
Beam8.10 ft
Beam11 ft. 8 in. (3.56 m)
Beam - Meters2.47
Beam - Meters3.56
Beam - Inches97
Beam - Inches14
Draft [max] - Detail12.00 ft
Draft [max] - Detail22 in. (0.55 m) boat only
Draft [max] - Meters3.66
Draft [max] - Meters0.56
Draft [max] - Inches144
Draft [max] - Inches22
Bridge clearance - Detailnot available
Bridge clearance - Detail10 ft. 0 in. (3.05 m) with hardtop 11 ft. 2 in. (3.40 m) with radar
Bridge clearance - Metersnot available
Bridge clearance - Meters3.4
Bridge clearance - Inchesnot available
Bridge clearance - Inches134
Weight - Detailnot available
Weight - Detail14,200 lbs. (6,441 kg) no engine
Weight - kgnot available
Weight - kg6441.01
Weight - lbs.not available
Weight - lbs.142
Length - Metersnot available
Length - Meters10.95
Length - Inchesnot available
Length - Inches11
Engine and Drivetrain
Engine makeMercury
Engine makenot available
Horsepower150 hp
Horsepower600 hp
Drive typeoutboard
Drive typeOutboard - Twin
Engine/s standardnot available
Engine/s standard300 CXL DTS dual Mercury? Verado? FourStrokes with SmartCraft? Vessel View Display and hydraulic power steering (91 octane fuel recommended)
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail347 gal
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters1313.54
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal347
Engine maxnot available
Engine max900 hp
Operational Info
TrailerableYes
Trailerablenot available
Boat typePower
Boat typenot available
Headnot available
HeadEnclosed, VacuFlush?
Maximum capacitynot available
Maximum capacitySwamped Capacity: 1,200 lbs. (544 kg)
Maximum peoplenot available
Maximum people14
General Boat Info
Makenot available
MakeBoston Whaler
Modelnot available
Model345 Conquest?
Model Yearnot available
Model Year2009
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeDeep Vee