Boston Whaler 150 Sport 2008 boat specs
Boston Whaler
Boston Whaler 150 Sport 2008
2008
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VS
Boston Whaler 345 Conquest 2011 boat specs
Boston Whaler
Boston Whaler 345 Conquest 2011
2011
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Boston Whaler 150 Sport 2008 vs Boston Whaler 345 Conquest 2011 — Same Brand, Different Boat

Matching a modified vee Boston Whaler 150 Sport 2008 against a deep vee Boston Whaler 345 Conquest 2011 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.

Size is the most obvious dividing line here. The Boston Whaler 345 Conquest 2011 measures 35,9 feet overall (2011), giving it roughly 20,9 additional feet of deck space compared to the Boston Whaler 150 Sport 2008 at 15,0 feet (2008). Weight tells a clearer story for trailering families: the Boston Whaler 345 Conquest 2011 tips the scales at 142 lbs — 133 lbs less than the Boston Whaler 150 Sport 2008 at 9 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 power gap is worth calling out. Rated to 900 hp, the Boston Whaler 345 Conquest 2011 has a 840-hp advantage over the Boston Whaler 150 Sport 2008's 60-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 345 Conquest 2011 carries 421 gallons versus 7 gallons in the Boston Whaler 150 Sport 2008. 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 345 Conquest 2011 is rated for 14 passengers, while the Boston Whaler 150 Sport 2008 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Boston Whaler 345 Conquest 2011 could be the deciding factor.

Bottom line: Choose the Boston Whaler 345 Conquest 2011 if your priority is putting more people on the water — it handles 14 passengers and at 35,9 ft it has the deck room to back that rating up comfortably. The Boston Whaler 150 Sport 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.
General Boat Info
MakeBoston Whaler
MakeBoston Whaler
Model150 Sport
Model345 Conquest?
Model Year2008
Model Year2011
Measurements / Dimensions
Beam6 ft. 6 in. (1.98 m)
Beam11 ft. 8 in. (3.56 m)
Beam - Meters1.98
Beam - Meters3.56
Beam - Inches78
Beam - Inches14
Bridge clearance - Detail3 ft. 2 in. (0.96 m) With Sun Top: 6 ft. 10 in. (2.08 m)
Bridge clearance - Detail10 ft. (3.05 m) with hardtop 11 ft. 1 in. (3.38 m) with radar 17 ft. (5.18 m) with upper station 23 ft. (7 m) with upper station and outriggers
Bridge clearance - Meters2.08
Bridge clearance - Meters7.01
Bridge clearance - Inches82
Bridge clearance - Inches276
Draft [max] - DetailBoat Only: 7 in. (.17 m)
Draft [max] - Detail22 in. (0.56 m) boat only
Draft [max] - Meters0.18
Draft [max] - Meters0.56
Draft [max] - Inches7
Draft [max] - Inches22
Weight - Detail900 lbs. (408 kg)
Weight - Detail14,200 lbs. (6,441 kg) no engine
Weight - kg408.23
Weight - kg6441.01
Weight - lbs.9
Weight - lbs.142
Height [transom]20 in. (0.5 m)
Height [transom]30 in. (0.76 m)
Length - Meters4.69
Length - Metersnot available
Length - Feet15
Length - Feet35.92
Length - Inches5
Length - Inchesnot available
Length overall - Detail15 ft. 5 in. (4.69 m)
Length overall - Detail35 ft. 11 in. (10.95 m) with pulpit
Length overall - Meters4.7
Length overall - Meters10.95
Length overall - Inches185
Length overall - Inches431
Deadrisenot available
Deadrise20°
Depth - Detailnot available
Depth - Detail28 in. (0.71 m)
Depth - Centimetersnot available
Depth - Centimeters71.12
Depth - Inchesnot available
Depth - Inches28
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeModified Vee
Hull typeDeep Vee
Engine and Drivetrain
Engine/s standard60 ELPT EFI BigFoot FourStrokes Mercury? STD
Engine/s standardDual Mercury? 300 CXL DTS Verado? FourStrokes with SmartCraft Vessel View Display and hydraulic power steering
Fuel tank capacity - Detail6.6 gal. (24 l)
Fuel tank capacity - Detail421 gal. (1,594 l)
Fuel tank capacity - Liters26.5
Fuel tank capacity - Liters1593.66
Fuel tank capacity - Gal6.6
Fuel tank capacity - Gal421
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard - Twin
Engine maxMaximum: 60 hp (44 kW) Minimum: 40 hp (29 kW) Maximum Engine Weight: 305 lbs. (138 kg)
Engine max900 hp (672 kW)
Horsepowernot available
Horsepower600 hp (447 kW)
Operational Info
Maximum capacity1,400 lbs. (635 kg) Swamped Capacity: 2,900 lbs. (1,315 kg)
Maximum capacity5,580 lbs. (2,531 kg) Swamped Capacity: 4,900 lbs. (2,222 kg)
Maximum people6
Maximum people14
Water capacitynot available
Water capacity45 gal. (170.3 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Detail20 gal. (75.71 l)
Holding tank capacity - Litersnot available
Holding tank capacity - Liters75.71
Holding tank capacity - Galnot available
Holding tank capacity - Gal2

Boston Whaler 150 Sport 2008 vs Boston Whaler 345 Conquest 2011 — Common Questions

Which is the larger boat — the Boston Whaler 150 Sport 2008 or the Boston Whaler 345 Conquest 2011?
The Boston Whaler 345 Conquest 2011 is the longer of the two at 35,9 feet overall. The Boston Whaler 150 Sport 2008 comes in at 15,0 feet, making it roughly 20,9 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Boston Whaler 150 Sport 2008 or the Boston Whaler 345 Conquest 2011?
For trailering, the Boston Whaler 150 Sport 2008 has the edge at 9 lbs dry weight versus 142 lbs for the Boston Whaler 345 Conquest 2011. 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.
Which boat can handle a bigger outboard?
The Boston Whaler 345 Conquest 2011 is rated to a maximum of 900 hp, giving it the larger power ceiling. The Boston Whaler 150 Sport 2008 tops out at 60 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Boston Whaler 150 Sport 2008 is Coast Guard rated for 6 passengers, while the Boston Whaler 345 Conquest 2011 is certified for 14. 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.
Which boat is wider, and does it affect trailering?
The Boston Whaler 150 Sport 2008 measures 78" wide, compared to 14" for the Boston Whaler 345 Conquest 2011. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the Boston Whaler 150 Sport 2008 or the Boston Whaler 345 Conquest 2011?
The Boston Whaler 345 Conquest 2011 has the bigger tank at 421 gallons, versus 7 gallons on the Boston Whaler 150 Sport 2008. That 414-gallon difference translates to roughly 1243–2072 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Boston Whaler 150 Sport 2008 and Boston Whaler 345 Conquest 2011 from the same manufacturer?
Yes — both the Boston Whaler 150 Sport 2008 and the Boston Whaler 345 Conquest 2011 are built by Boston Whaler. 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.