Detailed Evaluation & Buyer Recommendation
Monterey 318SC 2008 vs Monterey 320SY 2009 — Same Brand, Different Boat
Matching a deep vee Monterey 318SC 2008 against a modified vee Monterey 320SY 2009 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.
Both boats share a closely matched power ceiling — 320 hp for the Monterey 318SC 2008 and 320 hp for the Monterey 320SY 2009. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Fuel capacity breaks the other way: the Monterey 318SC 2008 carries 142 gallons versus 18 gallons in the Monterey 320SY 2009. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
The Monterey 318SC 2008 is rated for up to 9 people. Passenger data for the Monterey 320SY 2009 wasn't available.
Bottom line: The Monterey 318SC 2008 and Monterey 320SY 2009 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
Model Year2008
Model Year2009
Measurements / Dimensions
Beam9 ft. 6 in. (2.9 m)
Beam10 ft. 10 in. (3.3 m)
Beam - Meters2.9
Beam - Meters3.3
Beam - Inches114
Beam - Inches13
Deadrise22°
Deadrise17℃
Weight - Detail8,500 lbs. (3,856 kg)
Weight - DetailTBD
Weight - kg3855.53
Weight - kgnot available
Weight - lbs.85
Weight - lbs.not available
Length - Meters9.7
Length - Meters10.3
Length - Feet31
Length - Feet33
Length - Inches1
Length - Inches1
Length overall - Detail31 ft. 10 in. (9.7 m)
Length overall - Detailnot available
Length overall - Meters9.7
Length overall - Metersnot available
Length overall - Inches382
Length overall - Inchesnot available
Bridge clearance - Detailnot available
Bridge clearance - Detail10 ft. 2 in. (3.1 m) with arch
Bridge clearance - Metersnot available
Bridge clearance - Meters3.1
Bridge clearance - Inchesnot available
Bridge clearance - Inches122
Draft [drive up] - Detailnot available
Draft [drive up] - Detail30 in. (76.2 cm)
Draft [drive up] metersnot available
Draft [drive up] meters0.76
Draft [drive up] inchesnot available
Draft [drive up] inches3
Draft [max] - Detailnot available
Draft [max] - Detail40 in. (101.6 cm)
Draft [max] - Metersnot available
Draft [max] - Meters1.02
Draft [max] - Inchesnot available
Draft [max] - Inches4
Length [over all with swim platform]not available
Length [over all with swim platform]33 ft. 10 in. (10.3 m)
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeDeep Vee
Hull typeModified Vee
Engine and Drivetrain
Engine/s standardTwin Volvo 5.0 l GXI DP 270 hp
Engine/s standardVolvo T-270 hp 5.0 GXi DP
Fuel tank capacity - Detail142 gal. (537 l)
Fuel tank capacity - Detail180 gal. (681.37 l)
Fuel tank capacity - Liters537.53
Fuel tank capacity - Liters681.37
Fuel tank capacity - Gal142
Fuel tank capacity - Gal18
Fuel typeGas
Fuel typeGas or Diesel
Drive typeInboard - Twin
Drive typeInboard - Twin
Engine maxTwin 320 hp (Twin 239 kW)
Engine maxT-320 hp (T-223.7 kW)
Operational Info
Water capacity15 gal. (57 l)
Water capacity42 gal. (159 l)
Holding tank capacity - Detail18 gal. (68 l)
Holding tank capacity - Detail28 gal. (105.99 l)
Holding tank capacity - Liters68.14
Holding tank capacity - Liters105.99
Holding tank capacity - Gal18
Holding tank capacity - Gal28
Headnot available
HeadEnclosed
Headroomnot available
HeadroomMaximum: 6 ft. 3 in. (1.91 m)
Water heater capacitynot available
Water heater capacity6 gal. (22 l)