Sea Ray Motor Yacht 40 2006 boat specs
Sea Ray
Sea Ray Motor Yacht 40 2006
2006
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VS
Sea Ray Sundancer 350 Coupe 2021 boat specs
Sea Ray
Sea Ray Sundancer 350 Coupe 2021
2021
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Sea Ray Motor Yacht 40 2006 vs Sea Ray Sundancer 350 Coupe 2021 — Same Brand, Different Boat

The Sea Ray Motor Yacht 40 2006 vs Sea Ray Sundancer 350 Coupe 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.

Size is the most obvious dividing line here. The Sea Ray Motor Yacht 40 2006 measures 42,0 feet overall (2006), giving it roughly 6,9 additional feet of deck space compared to the Sea Ray Sundancer 350 Coupe 2021 at 35,1 feet (2021). Weight tells a clearer story for trailering families: the Sea Ray Motor Yacht 40 2006 tips the scales at 26 500 lbs — 7 708 lbs more than the Sea Ray Sundancer 350 Coupe 2021 at 18 792 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 420 hp, the Sea Ray Motor Yacht 40 2006 has a 70-hp advantage over the Sea Ray Sundancer 350 Coupe 2021's 350-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 350 Coupe 2021 carries 214 gallons versus 3 gallons in the Sea Ray Motor Yacht 40 2006. 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 Motor Yacht 40 2006 is rated for 12 passengers, while the Sea Ray Sundancer 350 Coupe 2021 caps at 10. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray Motor Yacht 40 2006 could be the deciding factor.

Bottom line: Choose the Sea Ray Motor Yacht 40 2006 if your priority is putting more people on the water — it handles 12 passengers and at 42,0 ft it has the deck room to back that rating up comfortably. The Sea Ray Sundancer 350 Coupe 2021 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 10 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail42.00 ft
Length overall - Detail35.11 ft
Length - Feet42
Length - Feet35.11
Length overall - Meters12.8
Length overall - Meters10.7
Length overall - Inches504
Length overall - Inches421
Beam16.10 ft
Beam11.40 ft
Beam - Meters4.91
Beam - Meters3.47
Beam - Inches193
Beam - Inches137
Draft [max] - Detail3.00 ft
Draft [max] - Detail4.00 ft
Draft [max] - Meters0.91
Draft [max] - Meters1.22
Draft [max] - Inches36
Draft [max] - Inches48
Displacement26500.00 lbs
Displacement18792.00 lbs
Draft Minnot available
Draft Min3.00 ft
Engine and Drivetrain
Fuel tank capacity - Gal3
Fuel tank capacity - Gal214
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Liters810.08
Engine makeCummins
Engine makeMercruiser
Engine modelQSB 425
Engine model6.2L MPI ECT Bravo
Horsepower420 hp
Horsepower350 hp
Fuel typeDiesel
Fuel typenot available
Drive typeinboard
Drive typenot available
Engine 2 Engine Makenot available
Engine 2 Engine MakeMercruiser
Engine 2 Engine Modelnot available
Engine 2 Engine Model6.2L MPI ECT Bravo
Engine 2 Horsepowernot available
Engine 2 Horsepower350 hp
Operational Info
Sleeping capacity4
Sleeping capacity4
Cabins2
Cabinsnot available
Head2
Head1
Water capacity1
Water capacitynot available
Holding tank capacity - Gal54
Holding tank capacity - Galnot available
Holding tank capacity - Liters204.41
Holding tank capacity - Litersnot available
Boat typePower
Boat typePower

Sea Ray Motor Yacht 40 2006 vs Sea Ray Sundancer 350 Coupe 2021 — Common Questions

Which is the larger boat — the Sea Ray Motor Yacht 40 2006 or the Sea Ray Sundancer 350 Coupe 2021?
The Sea Ray Motor Yacht 40 2006 is the longer of the two at 42,0 feet overall. The Sea Ray Sundancer 350 Coupe 2021 comes in at 35,1 feet, making it roughly 6,9 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sea Ray Motor Yacht 40 2006 or the Sea Ray Sundancer 350 Coupe 2021?
For trailering, the Sea Ray Sundancer 350 Coupe 2021 has the edge at 18 792 lbs dry weight versus 26 500 lbs for the Sea Ray Motor Yacht 40 2006. 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 Motor Yacht 40 2006 is rated to a maximum of 420 hp, giving it the larger power ceiling. The Sea Ray Sundancer 350 Coupe 2021 tops out at 350 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 Motor Yacht 40 2006 is Coast Guard rated for 12 passengers, while the Sea Ray Sundancer 350 Coupe 2021 is certified for 10. 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 Motor Yacht 40 2006 measures 193" wide, compared to 137" for the Sea Ray Sundancer 350 Coupe 2021. 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 Motor Yacht 40 2006 or the Sea Ray Sundancer 350 Coupe 2021?
The Sea Ray Sundancer 350 Coupe 2021 has the bigger tank at 214 gallons, versus 3 gallons on the Sea Ray Motor Yacht 40 2006. That 211-gallon difference translates to roughly 633–1055 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Sea Ray Motor Yacht 40 2006 and Sea Ray Sundancer 350 Coupe 2021 from the same manufacturer?
Yes — both the Sea Ray Motor Yacht 40 2006 and the Sea Ray Sundancer 350 Coupe 2021 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.