Sea Ray Sedan Bridge 480 2003 boat specs
Sea Ray
Sea Ray Sedan Bridge 480 2003
2003
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VS
Sea Ray Sundancer 400  1999 boat specs
Sea Ray
Sea Ray Sundancer 400 1999
1999
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Sea Ray Sedan Bridge 480 2003 vs Sea Ray Sundancer 400 1999 — Same Brand, Different Boat

The Sea Ray Sedan Bridge 480 2003 vs Sea Ray Sundancer 400 1999 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 Sedan Bridge 480 2003 measures 48,0 feet overall (2003), giving it roughly 8,0 additional feet of deck space compared to the Sea Ray Sundancer 400 1999 at 40,0 feet (1999). Weight tells a clearer story for trailering families: the Sea Ray Sedan Bridge 480 2003 tips the scales at 40 400 lbs — 17 900 lbs more than the Sea Ray Sundancer 400 1999 at 22 500 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 616 hp, the Sea Ray Sedan Bridge 480 2003 has a 233-hp advantage over the Sea Ray Sundancer 400 1999's 383-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Sea Ray Sundancer 400 1999 carries 335 gallons versus 5 gallons in the Sea Ray Sedan Bridge 480 2003. 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 Sea Ray Sedan Bridge 480 2003 is rated for 14 passengers, while the Sea Ray Sundancer 400 1999 caps at 12. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray Sedan Bridge 480 2003 could be the deciding factor.

Bottom line: Choose the Sea Ray Sedan Bridge 480 2003 if your priority is putting more people on the water — it handles 14 passengers and at 48,0 ft it has the deck room to back that rating up comfortably. The Sea Ray Sundancer 400 1999 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 12 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail48.00 ft
Length overall - Detail40.00 ft
Length - Feet48
Length - Feet40
Length overall - Meters14.63
Length overall - Meters12.19
Length overall - Inches576
Length overall - Inches480
Beam15.30 ft
Beam13.10 ft
Beam - Meters4.66
Beam - Meters3.99
Beam - Inches184
Beam - Inches157
Draft [max] - Detail3.90 ft
Draft [max] - Detail3.40 ft
Draft [max] - Meters1.19
Draft [max] - Meters1.04
Draft [max] - Inches47
Draft [max] - Inches41
Displacement40400.00 lbs
Displacement22500.00 lbs
Engine and Drivetrain
Fuel tank capacity - Gal5
Fuel tank capacity - Gal335
Fuel tank capacity - Liters1892.71
Fuel tank capacity - Liters1268.11
Engine makeCummins
Engine makeMercruiser
Engine modelQSM-11
Engine model454 Horizion
Horsepower616 hp
Horsepower383 hp
Fuel typeDiesel
Fuel typeGas
Drive typeinboard
Drive typeinboard
Engine 2 Engine MakeCummins
Engine 2 Engine MakeMercruiser
Engine 2 Engine ModelQSM-11
Engine 2 Engine Model454 Horizion
Engine 2 Horsepower616 hp
Engine 2 Horsepower383 hp
Engine 2 Fuel TypeDiesel
Engine 2 Fuel TypeGas
Engine 2 Drive Typeinboard
Engine 2 Drive Typeinboard
Operational Info
Sleeping capacity5
Sleeping capacity2
Cabins3
Cabinsnot available
Head2
Head1
Water capacity14
Water capacity1
Holding tank capacity - Gal68
Holding tank capacity - Galnot available
Holding tank capacity - Liters257.41
Holding tank capacity - Litersnot available
Boat typePower
Boat typePower

Sea Ray Sedan Bridge 480 2003 vs Sea Ray Sundancer 400 1999 — Common Questions

Which is the larger boat — the Sea Ray Sedan Bridge 480 2003 or the Sea Ray Sundancer 400 1999?
The Sea Ray Sedan Bridge 480 2003 is the longer of the two at 48,0 feet overall. The Sea Ray Sundancer 400 1999 comes in at 40,0 feet, making it roughly 8,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray Sedan Bridge 480 2003 or the Sea Ray Sundancer 400 1999?
For trailering, the Sea Ray Sundancer 400 1999 has the edge at 22 500 lbs dry weight versus 40 400 lbs for the Sea Ray Sedan Bridge 480 2003. 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 Sea Ray Sedan Bridge 480 2003 is rated to a maximum of 616 hp, giving it the larger power ceiling. The Sea Ray Sundancer 400 1999 tops out at 383 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 Sea Ray Sedan Bridge 480 2003 is Coast Guard rated for 14 passengers, while the Sea Ray Sundancer 400 1999 is certified for 12. 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 Sedan Bridge 480 2003 measures 184" wide, compared to 157" for the Sea Ray Sundancer 400 1999. 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 Sedan Bridge 480 2003 or the Sea Ray Sundancer 400 1999?
The Sea Ray Sundancer 400 1999 has the bigger tank at 335 gallons, versus 5 gallons on the Sea Ray Sedan Bridge 480 2003. That 330-gallon difference translates to roughly 990–1650 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray Sedan Bridge 480 2003 and Sea Ray Sundancer 400 1999 from the same manufacturer?
Yes — both the Sea Ray Sedan Bridge 480 2003 and the Sea Ray Sundancer 400 1999 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.