Boston Whaler 205 Conquest 2006 boat specs
Boston Whaler
Boston Whaler 205 Conquest 2006
2006
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VS
Boston Whaler 305 Conquest 2011 boat specs
Boston Whaler
Boston Whaler 305 Conquest 2011
2011
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Boston Whaler 205 Conquest 2006 vs Boston Whaler 305 Conquest 2011 — Same Brand, Different Boat

The Boston Whaler 205 Conquest 2006 vs Boston Whaler 305 Conquest 2011 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 305 Conquest 2011 measures 32,1 feet overall (2011), giving it roughly 30,1 additional feet of deck space compared to the Boston Whaler 205 Conquest 2006 at 2,0 feet (2006). At 28 lbs and 85 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 600 hp, the Boston Whaler 305 Conquest 2011 has a 400-hp advantage over the Boston Whaler 205 Conquest 2006's 200-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 205 Conquest 2006 carries 68 gallons versus 3 gallons in the Boston Whaler 305 Conquest 2011. 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 305 Conquest 2011 is rated for 14 passengers, while the Boston Whaler 205 Conquest 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 305 Conquest 2011 could be the deciding factor.

Bottom line: Choose the Boston Whaler 305 Conquest 2011 if your priority is putting more people on the water — it handles 14 passengers and at 32,1 ft it has the deck room to back that rating up comfortably. The Boston Whaler 205 Conquest 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
Model205 Conquest
Model305 Conquest?
Model Year2006
Model Year2011
Measurements / Dimensions
Beam8 ft. 4 in. (2.54 m)
Beam10 ft. 7 in. (3.23 m)
Beam - Meters2.54
Beam - Meters3.23
Beam - Inches1
Beam - Inches127
Bridge clearance - Detail5 ft. 5 in. (1.65 m) With Sun Top: 6 ft. 10 in. (2.08 m)
Bridge clearance - Detail9 ft. 1 in. (2.76 m) with top 10 ft. 7 in. (3.23 m) with radar and spotlight
Bridge clearance - Meters2.08
Bridge clearance - Meters3.23
Bridge clearance - Inches82
Bridge clearance - Inches127
Draft [max] - Detail15 in. (.38 m)
Draft [max] - Detail20 in. (0.55 m) boat only
Draft [max] - Meters0.38
Draft [max] - Meters0.51
Draft [max] - Inches15
Draft [max] - Inches2
Weight - Detail2,800 lbs. (1,270 kg)
Weight - Detail8,500 lbs. (3,855 kg) no engine
Weight - kg1270.06
Weight - kg3855.53
Weight - lbs.28
Weight - lbs.85
Height [transom]25 in. (.63 m)
Height [transom]25 in. (0.63 m)
Length - Meters6.17
Length - Metersnot available
Length - Feet2
Length - Feet32.08
Length - Inches3
Length - Inchesnot available
Length overall - Detail20 ft. 3 in. (6.17 m)
Length overall - Detail32 ft. 1 in. (9.8 m) with pulpit 30 ft. 2 in. (9.2 m) hull length
Length overall - Meters6.17
Length overall - Meters9.78
Length overall - Inches243
Length overall - Inches385
Deadrisenot available
Deadrise20°
Depth - Detailnot available
Depth - Detail28 in. (0.71 m) cockpit depth
Depth - Centimetersnot available
Depth - Centimeters71.12
Depth - Inchesnot available
Depth - Inches28
Engine and Drivetrain
Engine/s standard150 XL OptiMax? Mercury
Engine/s standardDual Mercury? 250 CXL DTS Verado? FourStrokes with Vessel View Display and hydraulic power steering
Fuel tank capacity - Detail68 gal. (257 l)
Fuel tank capacity - Detail300 gal. (1,135 l)
Fuel tank capacity - Liters257.41
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Gal68
Fuel tank capacity - Gal3
Drive typeOutboard
Drive typeOutboard - Twin
Engine maxMaximum: 200 hp (149 kW) Minimum: 135 hp (100 kW) Maximum Engine Weight: 530 lbs. (240 kg)
Engine max600 hp (448 kW)
Fuel typenot available
Fuel typeGas
Horsepowernot available
Horsepower500 hp (373 kW)
Operational Info
Maximum capacity3,500 lbs. (1,587 kg)
Maximum capacity4,300 lbs. (1,950 kg) Swamped Capacity: 2,200 lbs. (998 kg)
Maximum people8
Maximum people14
Water capacitynot available
Water capacity60 gal. (277 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Detail10 gal. (37.8 l)
Holding tank capacity - Litersnot available
Holding tank capacity - Liters37.85
Holding tank capacity - Galnot available
Holding tank capacity - Gal1
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeDeep Vee

Boston Whaler 205 Conquest 2006 vs Boston Whaler 305 Conquest 2011 — Common Questions

Which is the larger boat — the Boston Whaler 205 Conquest 2006 or the Boston Whaler 305 Conquest 2011?
The Boston Whaler 305 Conquest 2011 is the longer of the two at 32,1 feet overall. The Boston Whaler 205 Conquest 2006 comes in at 2,0 feet, making it roughly 30,1 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Boston Whaler 205 Conquest 2006 or the Boston Whaler 305 Conquest 2011?
For trailering, the Boston Whaler 205 Conquest 2006 has the edge at 28 lbs dry weight versus 85 lbs for the Boston Whaler 305 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 305 Conquest 2011 is rated to a maximum of 600 hp, giving it the larger power ceiling. The Boston Whaler 205 Conquest 2006 tops out at 200 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 205 Conquest 2006 is Coast Guard rated for 8 passengers, while the Boston Whaler 305 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 305 Conquest 2011 measures 127" wide, compared to 1" for the Boston Whaler 205 Conquest 2006. 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 205 Conquest 2006 or the Boston Whaler 305 Conquest 2011?
The Boston Whaler 205 Conquest 2006 has the bigger tank at 68 gallons, versus 3 gallons on the Boston Whaler 305 Conquest 2011. That 65-gallon difference translates to roughly 195–325 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Boston Whaler 205 Conquest 2006 and Boston Whaler 305 Conquest 2011 from the same manufacturer?
Yes — both the Boston Whaler 205 Conquest 2006 and the Boston Whaler 305 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.