Boston Whaler 255 Conquest 2008 boat specs
Boston Whaler
Boston Whaler 255 Conquest 2008
2008
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VS
Boston Whaler 280 Outrage 2021 boat specs
Boston Whaler
Boston Whaler 280 Outrage 2021
2021
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Boston Whaler 255 Conquest 2008 vs Boston Whaler 280 Outrage 2021 — Same Brand, Different Boat

The Boston Whaler 255 Conquest 2008 vs Boston Whaler 280 Outrage 2021 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 450 hp, the Boston Whaler 255 Conquest 2008 has a 200-hp advantage over the Boston Whaler 280 Outrage 2021's 250-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 280 Outrage 2021 carries 186 gallons versus 15 gallons in the Boston Whaler 255 Conquest 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 255 Conquest 2008 is rated for 14 passengers, while the Boston Whaler 280 Outrage 2021 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 2008 could be the deciding factor.

Bottom line: Choose the Boston Whaler 255 Conquest 2008 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 280 Outrage 2021 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
Makenot available
Model255 Conquest?
Modelnot available
Model Year2008
Model Yearnot available
Measurements / Dimensions
Beam8 ft. 9 in. (2.66 m)
Beam9.40 ft
Beam - Meters2.67
Beam - Meters2.87
Beam - Inches105
Beam - Inches113
Bridge clearance - Detail7 ft. 3 in. (2.2 m) With Hard Top: 9 ft. 5 in. (2.87 m)
Bridge clearance - Detailnot available
Bridge clearance - Meters2.87
Bridge clearance - Metersnot available
Bridge clearance - Inches113
Bridge clearance - Inchesnot available
Draft [max] - DetailBoat Only: 16 in. (0.4 m)
Draft [max] - Detailnot available
Draft [max] - Meters0.41
Draft [max] - Metersnot available
Draft [max] - Inches16
Draft [max] - Inchesnot available
Weight - Detail4,900 lbs. (2,222 kg)
Weight - Detailnot available
Weight - kg2222.6
Weight - kgnot available
Weight - lbs.49
Weight - lbs.not available
Height [transom]25 in. d / 30 in. s (0.63 m / 0.76 m)
Height [transom]not available
Length - Meters8.2
Length - Metersnot available
Length - Feet26
Length - Feet27.12
Length - Inches11
Length - Inchesnot available
Length overall - DetailWith Pulpit: 26 ft. 11 in. (8.2 m)
Length overall - Detail27.12 ft
Length overall - Meters8.2
Length overall - Meters8.27
Length overall - Inches323
Length overall - Inches325
Draft Minnot available
Draft Min1.10 ft
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Engine/s standard250 XXL DTS Mercury? Verado? FourStrokes with Vessel View Display and power-assisted steering STD
Engine/s standardnot available
Fuel tank capacity - Detail150 gal. (567 l)
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters567.81
Fuel tank capacity - Liters704.09
Fuel tank capacity - Gal15
Fuel tank capacity - Gal186
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeoutboard
Engine maxMaximum: 450 hp (335 kW) Minimum: 225 hp (167 kW) Maximum Engine Weight: 1,220 lbs. (553 kg)
Engine maxnot available
Engine makenot available
Engine makeMercury
Engine modelnot available
Engine modelV8 DTS Verado
Horsepowernot available
Horsepower250 hp
Engine 2 Engine Makenot available
Engine 2 Engine MakeMercury
Engine 2 Engine Modelnot available
Engine 2 Engine ModelV8 DTS Verado
Engine 2 Horsepowernot available
Engine 2 Horsepower250 hp
Engine 2 Fuel Typenot available
Engine 2 Fuel TypeGas
Engine 2 Drive Typenot available
Engine 2 Drive Typeoutboard
Operational Info
Maximum capacity4,300 lbs. (1,950 kg) Swamped Capacity: 6,100 lbs. (2,766 kg)
Maximum capacitynot available
Maximum people14
Maximum peoplenot available
Headnot available
Head1
Water capacitynot available
Water capacity26
Holding tank capacity - Galnot available
Holding tank capacity - Gal6.5
Holding tank capacity - Litersnot available
Holding tank capacity - Liters24.61
Trailerablenot available
TrailerableYes
Boat typenot available
Boat typePower

Boston Whaler 255 Conquest 2008 vs Boston Whaler 280 Outrage 2021 — Common Questions

Which is the larger boat — the Boston Whaler 255 Conquest 2008 or the Boston Whaler 280 Outrage 2021?
The Boston Whaler 280 Outrage 2021 is the longer of the two at 27,1 feet overall. The Boston Whaler 255 Conquest 2008 comes in at 26,0 feet, making it roughly 1,1 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which boat can handle a bigger outboard?
The Boston Whaler 255 Conquest 2008 is rated to a maximum of 450 hp, giving it the larger power ceiling. The Boston Whaler 280 Outrage 2021 tops out at 250 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 255 Conquest 2008 is Coast Guard rated for 14 passengers, while the Boston Whaler 280 Outrage 2021 is certified for 8. 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 280 Outrage 2021 measures 113" wide, compared to 105" for the Boston Whaler 255 Conquest 2008. 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 255 Conquest 2008 or the Boston Whaler 280 Outrage 2021?
The Boston Whaler 280 Outrage 2021 has the bigger tank at 186 gallons, versus 15 gallons on the Boston Whaler 255 Conquest 2008. That 171-gallon difference translates to roughly 513–855 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Boston Whaler 255 Conquest 2008 and Boston Whaler 280 Outrage 2021 from the same manufacturer?
Yes — both the Boston Whaler 255 Conquest 2008 and the Boston Whaler 280 Outrage 2021 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.