Monterey 254FSX 2009 boat specs
Monterey
Monterey 254FSX 2009
2009
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VS
Monterey 278SS 2008 boat specs
Monterey
Monterey 278SS 2008
2008
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Monterey 254FSX 2009 vs Monterey 278SS 2008: A Close Look at Two Modified-V Boats

Both the Monterey 254FSX 2009 and the Monterey 278SS 2008 are modified-V designs, both built in fibreglass, so the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?

On paper these two are close siblings in the size department - Monterey 254FSX 2009 at 26,0 ft versus Monterey 278SS 2008 at 28,0 ft. Weight tells a clearer story for trailering families: the Monterey 278SS 2008 tips the scales at 5 500 lbs - 300 lbs less than the Monterey 254FSX 2009 at 5 200 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.

Both boats share a closely matched power ceiling - 425 hp for the Monterey 254FSX 2009 and 425 hp for the Monterey 278SS 2008. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Fuel capacity breaks the other way: the Monterey 278SS 2008 carries 89 gallons versus 80 gallons in the Monterey 254FSX 2009. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Bottom line: The Monterey 254FSX 2009 and Monterey 278SS 2008 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeMonterey
MakeMonterey
Model254FSX
Model278SS
Model Year2009
Model Year2008
Measurements / Dimensions
Beam8 ft. 6 in. (2.6 m)
Beam8 ft. 6 in. (2.6 m)
Beam - Meters2.59
Beam - Meters2.59
Beam - Inches102
Beam - Inches102
Bridge clearance - Detail5 ft. 5 in. (1.65 m) 6 ft. 5 in. (1.96 m) with arch lowered 8 ft. 2 in. (2.5 m) with arch
Bridge clearance - Detailnot available
Bridge clearance - Meters2.49
Bridge clearance - Metersnot available
Bridge clearance - Inches98
Bridge clearance - Inchesnot available
Deadrise20℃
Deadrise21℃
Draft [drive up] - Detail26 in. (66 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.66
Draft [drive up] metersnot available
Draft [drive up] inches26
Draft [drive up] inchesnot available
Draft [max] - Detail41 in. (104.1 cm)
Draft [max] - Detailnot available
Draft [max] - Meters1.04
Draft [max] - Metersnot available
Draft [max] - Inches41
Draft [max] - Inchesnot available
Weight - Detail5,200 lbs. (2,359 kg)
Weight - Detail5,500 lbs. (2,495 kg)
Weight - kg2358.68
Weight - kg2494.76
Weight - lbs.5200
Weight - lbs.5500
Length - Meters8.1
Length - Meters8.8
Length - Feet26
Length - Feet28
Length - Inches7
Length - Inches10
Length [over all with swim platform]26 ft. 7 in. (8.1 m)
Length [over all with swim platform]not available
Length overall - Detailnot available
Length overall - Detail28 ft. 10 in. (8.8 m)
Length overall - Metersnot available
Length overall - Meters8.79
Length overall - Inchesnot available
Length overall - Inches346
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeModified Vee
Hull typeModified Vee
Engine and Drivetrain
Engine/s standardVolvo 5.7 l 300 hp SX
Engine/s standardMerc 350MAG BRIII 300 hp
Fuel tank capacity - Detail80 gal. (302.8 l)
Fuel tank capacity - Detail89 gal. (337 l)
Fuel tank capacity - Liters302.83
Fuel tank capacity - Liters336.9
Fuel tank capacity - Gal80
Fuel tank capacity - Gal89
Fuel typeGas
Fuel typeGas
Drive typeInboard
Drive typeInboard
Engine max425 hp (316.9 kW)
Engine max425 hp (316 kW)
Operational Info
Water capacity15 gal. (56.8 l)
Water capacity15 gal. (57 l)
Holding tank capacity - DetailManual: 12 gal. (45.42 l) VacuFlush: 9 gal. (34.06 l)
Holding tank capacity - Detail16 gal. (61 l)
Holding tank capacity - Liters45.42
Holding tank capacity - Liters60.57
Holding tank capacity - Gal12
Holding tank capacity - Gal16

Monterey 254FSX 2009 vs Monterey 278SS 2008 - Common Questions

Which is the larger boat - the Monterey 254FSX 2009 or the Monterey 278SS 2008?
The Monterey 278SS 2008 is the longer of the two at 28,0 feet overall. The Monterey 254FSX 2009 comes in at 26,0 feet, making it roughly 2,0 ft shorter - a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer - the Monterey 254FSX 2009 or the Monterey 278SS 2008?
For trailering, the Monterey 254FSX 2009 has the edge at 5 200 lbs dry weight versus 5 500 lbs for the Monterey 278SS 2008. 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.
How many passengers can the Monterey 278SS 2008 carry?
The Monterey 278SS 2008 has an official capacity rating of 8 people. Capacity data wasn't available for the other model in this comparison - verify directly with the dealer.
Do these boats require an oversize trailer permit to tow on US highways?
Both the Monterey 254FSX 2009 and Monterey 278SS 2008 share an 8 ft. 6 in. (2.6 m) beam - meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
Which boat has the larger fuel tank - the Monterey 254FSX 2009 or the Monterey 278SS 2008?
The Monterey 278SS 2008 has the bigger tank at 89 gallons, versus 80 gallons on the Monterey 254FSX 2009. That 9-gallon difference translates to roughly 27–45 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Monterey 254FSX 2009 and Monterey 278SS 2008 from the same manufacturer?
Yes - both the Monterey 254FSX 2009 and the Monterey 278SS 2008 are built by Monterey. 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.