Detailed Evaluation & Buyer Recommendation
Sea Ray Sedan Bridge 390 2010 vs Sea Ray Sedan Bridge 450 2012 — Same Brand, Different Boat
The Sea Ray Sedan Bridge 390 2010 vs Sea Ray Sedan Bridge 450 2012 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 480 hp, the Sea Ray Sedan Bridge 450 2012 has a 100-hp advantage over the Sea Ray Sedan Bridge 390 2010's 380-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 Sedan Bridge 450 2012 carries 375 gallons versus 3 gallons in the Sea Ray Sedan Bridge 390 2010. 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 450 2012 is rated for 13 passengers, while the Sea Ray Sedan Bridge 390 2010 caps at 11. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Sea Ray Sedan Bridge 450 2012 could be the deciding factor.
Bottom line: Choose the Sea Ray Sedan Bridge 450 2012 if your priority is putting more people on the water — it handles 13 passengers and at 45,0 ft it has the deck room to back that rating up comfortably. The Sea Ray Sedan Bridge 390 2010 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 11 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail39.00 ft
Length overall - Detail45.00 ft
Length - Feet39
Length - Feet45
Length overall - Meters11.89
Length overall - Meters13.72
Length overall - Inches468
Length overall - Inches540
Beam - Meters3.96
Beam - Meters4.42
Beam - Inches156
Beam - Inches174
Draft [max] - Detail4.00 ft
Draft [max] - Detail4.00 ft
Draft [max] - Meters1.22
Draft [max] - Meters1.22
Draft [max] - Inches48
Draft [max] - Inches48
Displacementnot available
Displacement36602.00 lbs
Engine and Drivetrain
Fuel tank capacity - Gal3
Fuel tank capacity - Gal375
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Liters1419.53
Engine makeMercruiser
Engine makeCummins
Horsepower380 hp
Horsepower480 hp
Fuel typeGas
Fuel typeDiesel
Drive typeinboard
Drive typeinboard
Engine 2 Engine MakeMercruiser
Engine 2 Engine MakeCummins
Engine 2 Horsepower370 hp
Engine 2 Horsepower480 hp
Engine 2 Fuel TypeGas
Engine 2 Fuel TypeDiesel
Engine 2 Drive Typeinboard
Engine 2 Drive Typeinboard
Engine modelnot available
Engine modelQSB 480 Zeus Drives
Engine 2 Engine Modelnot available
Engine 2 Engine ModelQSB 480 Zeus Drives
Operational Info
Sleeping capacity4
Sleeping capacity4
Water capacity75
Water capacity13
Holding tank capacity - Gal35
Holding tank capacity - Gal42
Holding tank capacity - Liters132.49
Holding tank capacity - Liters158.99
Boat typePower
Boat typePower