Sea Ray 280 Sundancer 2005 boat specs
Sea Ray
Sea Ray 280 Sundancer 2005
2005
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VS
Sea Ray 500 Sedan Bridge 2005 boat specs
Sea Ray
Sea Ray 500 Sedan Bridge 2005
2005
View full specs →

Sea Ray 280 Sundancer 2005 vs Sea Ray 500 Sedan Bridge 2005 — Same Brand, Different Boat

The Sea Ray 280 Sundancer 2005 vs Sea Ray 500 Sedan Bridge 2005 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 Sea Ray 500 Sedan Bridge 2005 measures 52,0 feet overall (2005), giving it roughly 21,0 additional feet of deck space compared to the Sea Ray 280 Sundancer 2005 at 31,0 feet (2005). Weight tells a clearer story for trailering families: the Sea Ray 500 Sedan Bridge 2005 tips the scales at 367 lbs — 282 lbs less than the Sea Ray 280 Sundancer 2005 at 85 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.

For family outings this is probably the sharpest distinction between the two. The Sea Ray 500 Sedan Bridge 2005 is rated for 15 passengers, while the Sea Ray 280 Sundancer 2005 caps at 9. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray 500 Sedan Bridge 2005 could be the deciding factor.

Bottom line: Choose the Sea Ray 500 Sedan Bridge 2005 if your priority is putting more people on the water — it handles 15 passengers and at 52,0 ft it has the deck room to back that rating up comfortably. The Sea Ray 280 Sundancer 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 9 that costs less to run day-to-day.
General Boat Info
MakeSea Ray
MakeSea Ray
Model280 Sundancer?
Model500 Sedan Bridge
Model Year2005
Model Year2005
Measurements / Dimensions
Beam9 ft. 5 in. (2.87 m)
Beam15 ft. 3 in. (4.65 m)
Beam - Meters2.87
Beam - Meters4.65
Beam - Inches113
Beam - Inches183
Deadrise21℃
Deadrise15℃
Draft [drive up] - Detail22 in. (55.9 cm) Twin Stern: 23 in. (58.4 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.58
Draft [drive up] metersnot available
Draft [drive up] inches23
Draft [drive up] inchesnot available
Draft [max] - Detail39 in. (99.1 cm) Twin Stern: 39 in. (99.1 cm)
Draft [max] - Detail50.5 in. (128.3 cm)
Draft [max] - Meters0.99
Draft [max] - Meters1.3
Draft [max] - Inches39
Draft [max] - Inches50.5
Weight - Detail8,500 lbs. (3,856 kg)
Weight - Detail36,700 lbs. (16,647 kg)
Weight - kg3855.53
Weight - kg16646.83
Weight - lbs.85
Weight - lbs.367
Length - Meters9.47
Length - Meters15
Length - Feet31
Length - Feet52
Length - Inches1
Length - Inches3
Length overall - Detail31 ft. 1 in. (9.47 m)
Length overall - Detail52 ft. 3 in. (15 m)
Length overall - Meters9.47
Length overall - Meters15.93
Length overall - Inches373
Length overall - Inches627
Engine and Drivetrain
Engine/s standard496 Magnum? Bravo? III MCM Stern Drive (375 hp - 280 kw)
Engine/s standardT-Cummins MerCruiser? QSM-11 Diesel Inboards (T-640 hp - 477 kw)
Fuel tank capacity - Detail100 gal. (378.5 l)
Fuel tank capacity - Detail500 gal. (1,892.5 l)
Fuel tank capacity - Liters378.54
Fuel tank capacity - Liters1892.71
Fuel tank capacity - Gal1
Fuel tank capacity - Gal5
Drive typeI/O
Drive typeInboard
Operational Info
Water capacity28 gal. (106 l)
Water capacity140 gal. (530 l)
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Liters105.99
Holding tank capacity - Litersnot available
Holding tank capacity - Gal28
Holding tank capacity - Galnot available

Sea Ray 280 Sundancer 2005 vs Sea Ray 500 Sedan Bridge 2005 — Common Questions

Which is the larger boat — the Sea Ray 280 Sundancer 2005 or the Sea Ray 500 Sedan Bridge 2005?
The Sea Ray 500 Sedan Bridge 2005 is the longer of the two at 52,0 feet overall. The Sea Ray 280 Sundancer 2005 comes in at 31,0 feet, making it roughly 21,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray 280 Sundancer 2005 or the Sea Ray 500 Sedan Bridge 2005?
For trailering, the Sea Ray 280 Sundancer 2005 has the edge at 85 lbs dry weight versus 367 lbs for the Sea Ray 500 Sedan Bridge 2005. 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 people can each boat hold?
The Sea Ray 280 Sundancer 2005 is Coast Guard rated for 9 passengers, while the Sea Ray 500 Sedan Bridge 2005 is certified for 15. 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 Sea Ray 500 Sedan Bridge 2005 measures 183" wide, compared to 113" for the Sea Ray 280 Sundancer 2005. 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 Sea Ray 280 Sundancer 2005 or the Sea Ray 500 Sedan Bridge 2005?
The Sea Ray 500 Sedan Bridge 2005 has the bigger tank at 5 gallons, versus 1 gallons on the Sea Ray 280 Sundancer 2005. That 4-gallon difference translates to roughly 12–20 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray 280 Sundancer 2005 and Sea Ray 500 Sedan Bridge 2005 from the same manufacturer?
Yes — both the Sea Ray 280 Sundancer 2005 and the Sea Ray 500 Sedan Bridge 2005 are built by Sea Ray. 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.