Detailed Evaluation & Buyer Recommendation
Sea Ray 420 Sedan Bridge 2005 vs Sea Ray 450 Sedan Bridge 2011 — Same Brand, Different Boat
The Sea Ray 420 Sedan Bridge 2005 vs Sea Ray 450 Sedan Bridge 2011 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.
On paper these two are close siblings in the size department — Sea Ray 420 Sedan Bridge 2005 at 45,0 ft versus Sea Ray 450 Sedan Bridge 2011 at 45,4 ft. At 285 lbs and 285 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
The Sea Ray 450 Sedan Bridge 2011 tops out at 478 hp. Engine specs for the Sea Ray 420 Sedan Bridge 2005 aren't listed — confirm with a dealer before selecting an outboard.Both carry nearly identical fuel loads — 35 gal and 35 gal — so range won't be a tiebreaker here.
Both boats are rated for 13 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.
Bottom line: The Sea Ray 420 Sedan Bridge 2005 and Sea Ray 450 Sedan Bridge 2011 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
Model420 Sedan Bridge
Model450 Sedan Bridge
Model Year2005
Model Year2011
Measurements / Dimensions
Beam14 ft. 3 in. (4.27 m)
Beam14 ft. 3 in. (4.27 m)
Beam - Meters4.34
Beam - Meters4.34
Beam - Inches171
Beam - Inches171
Deadrise18℃
Deadrise18℃
Draft [max] - Detail44 in. (111.8 cm)
Draft [max] - DetailInboards: 44 in. (112 cm)
Draft [max] - Meters1.12
Draft [max] - Meters1.12
Draft [max] - Inches44
Draft [max] - Inches44
Weight - Detail28,500 lbs. (12,927 kg)
Weight - Detail28,500 lbs. (12,927 kg)
Weight - kg12927.37
Weight - kg12927.37
Weight - lbs.285
Weight - lbs.285
Length - Meters13.84
Length - Metersnot available
Length - Feet45
Length - Feet45.42
Length - Inches5
Length - Inchesnot available
Length overall - Detail45 ft. 5 in. (13.84 m)
Length overall - Detail45 ft. 5 in. (13.84 m)
Length overall - Meters13.84
Length overall - Meters13.84
Length overall - Inches545
Length overall - Inches545
Engine and Drivetrain
Engine/s standardT-Cummins MerCruiser? 6CTA 8.3M Diesel Inboards (T-430 hp - 321 kw)
Engine/s standardT-Cummins MerCruiser? QSC-500 Diesel V-drives with ETS
Fuel tank capacity - Detail350 gal. (1,324.8 l)
Fuel tank capacity - Detail350 gal. (1,324 l)
Fuel tank capacity - Liters1324.89
Fuel tank capacity - Liters1324.89
Fuel tank capacity - Gal35
Fuel tank capacity - Gal35
Drive typeInboard
Drive typeInboard - Twin
Fuel typenot available
Fuel typeDiesel
Horsepowernot available
HorsepowerTwin 478 hp (356 kW)
Engine maxnot available
Engine maxTwin 478 hp (356 kW)
Operational Info
Water capacity120 gal. (454 l)
Water capacity120 gal. (454 l)
Holding tank capacity - Detail42 gal. (159 l)
Holding tank capacity - Detail42 gal. (159 l)
Holding tank capacity - Liters158.99
Holding tank capacity - Liters158.99
Holding tank capacity - Gal42
Holding tank capacity - Gal42
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeSemi Displacement