Detailed Evaluation & Buyer Recommendation
Sea Ray 330 Sundancer 2010 vs Sea Ray 520 Sedan Bridge 2012 — Same Brand, Different Boat
Matching a deep vee Sea Ray 330 Sundancer 2010 against a semi displacement Sea Ray 520 Sedan Bridge 2012 means you're likely deciding between two genuinely different on-water experiences. Hull type shapes everything from ride quality and fuel burn to dock handling and resale trajectory.
Size is the most obvious dividing line here. The Sea Ray 520 Sedan Bridge 2012 measures 52,3 feet overall (2012), giving it roughly 18,9 additional feet of deck space compared to the Sea Ray 330 Sundancer 2010 at 33,3 feet (2010). At 14 lbs and 42 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 power gap is worth calling out. Rated to 764 hp, the Sea Ray 520 Sedan Bridge 2012 has a 457-hp advantage over the Sea Ray 330 Sundancer 2010's 307-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 2 gal and 5 gal — so range won't be a tiebreaker here.
For family outings this is probably the sharpest distinction between the two. The Sea Ray 520 Sedan Bridge 2012 is rated for 15 passengers, while the Sea Ray 330 Sundancer 2010 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 520 Sedan Bridge 2012 could be the deciding factor.
Bottom line: Choose the Sea Ray 520 Sedan Bridge 2012 if your priority is putting more people on the water — it handles 15 passengers and at 52,3 ft it has the deck room to back that rating up comfortably. The Sea Ray 330 Sundancer 2010 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 10 that costs less to run day-to-day.
General Boat Info
Model330 Sundancer?
Model520 Sedan Bridge
Model Year201
Model Year2012
Measurements / Dimensions
Beam10 ft. 5 in. (3.18 m)
Beam15 ft. 3 in. (4.65 m)
Beam - Meters3.18
Beam - Meters4.65
Beam - Inches125
Beam - Inches183
Deadrise21℃
Deadrise15℃
Draft [drive up] - Detail29 in. (73.66 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.74
Draft [drive up] metersnot available
Draft [drive up] inches29
Draft [drive up] inchesnot available
Draft [max] - Detail39 in. (99.06 cm)
Draft [max] - Detail51 in. (130 cm)
Draft [max] - Meters0.99
Draft [max] - Meters1.3
Draft [max] - Inches39
Draft [max] - Inches51
Weight - Detail14,000 lbs. (6,350 kg)
Weight - Detail42,000 lbs. (19,051 kg)
Weight - kg6350.29
Weight - kg19050.86
Weight - lbs.14
Weight - lbs.42
Length - Feet33.33
Length - Feet52.25
Length overall - Detail33 ft. 4 in. (10.16 m)
Length overall - Detail52 ft. 3 in. (16 m)
Length overall - Meters10.16
Length overall - Meters15.93
Length overall - Inches4
Length overall - Inches627
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeDeep Vee
Hull typeSemi Displacement
Engine and Drivetrain
Engine makeMerCruiser®
Engine makeCummins® MerCruiser®
Engine/s standardT-5.0 MPI Bravo? III DTS with Axius
Engine/s standardTwin QSM11 670 diesel inboards with DTS
Fuel tank capacity - Detail200 gal. (757 l)
Fuel tank capacity - Detail500 gal. (1,892 l)
Fuel tank capacity - Liters757.08
Fuel tank capacity - Liters1892.71
Fuel tank capacity - Gal2
Fuel tank capacity - Gal5
Fuel typeGas or Diesel
Fuel typeDiesel
Drive typeI/O - Twin
Drive typeInboard - Twin
HorsepowerTwin 260 hp (194 kW)
HorsepowerTwin 640 hp (477 kW)
Engine maxTwin 307 hp (229 kW)
Engine maxTwin 764 hp (588 kW)
Operational Info
Water capacity35 gal. (132.5 l)
Water capacity140 gal. (530 l)
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Detail68 gal. (257 l)
Holding tank capacity - Liters105.99
Holding tank capacity - Liters257.41
Holding tank capacity - Gal28
Holding tank capacity - Gal68