Detailed Evaluation & Buyer Recommendation
Monterey 320SY 2010 vs Monterey 378 SS 2020: Same Brand, Different Boat
The Monterey 320SY 2010 vs Monterey 378 SS 2020 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 500 hp, the Monterey 378 SS 2020 has a 180-hp advantage over the Monterey 320SY 2010's 320-hp ceiling - enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Monterey 378 SS 2020 carries 200 gallons versus 180 gallons in the Monterey 320SY 2010. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
Bottom line: The Monterey 378 SS 2020 at 37,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Monterey 320SY 2010 at 33,8 ft wins on trailering ease, likely lower purchase price, and simpler docking - a solid choice for a buyer who wants more boat for less money.
General Boat Info
MakeMonterey
Makenot available
Model320SY
Modelnot available
Model Year2010
Model Yearnot available
Measurements / Dimensions
Beam10 ft. 10 in. (3.3 m)
Beam11.00 ft
Beam - Meters3.3
Beam - Meters3.35
Beam - Inches130
Beam - Inches132
Bridge clearance - DetailWith Arch: 10 ft. 2 in. (3.1 m)
Bridge clearance - Detailnot available
Bridge clearance - Meters3.1
Bridge clearance - Metersnot available
Bridge clearance - Inches122
Bridge clearance - Inchesnot available
Deadrise17℃
Deadrisenot available
Draft [drive up] - Detail30 in. (76.2 cm)
Draft [drive up] - Detailnot available
Draft [drive up] meters0.76
Draft [drive up] metersnot available
Draft [drive up] inches30
Draft [drive up] inchesnot available
Draft [max] - Detail40 in. (101.6 cm)
Draft [max] - Detail3.80 ft
Draft [max] - Meters1.02
Draft [max] - Meters1.16
Draft [max] - Inches40
Draft [max] - Inches46
Length - Feet33.83
Length - Feet37
Length [over all with swim platform]33 ft. 10 in. (10.3 m)
Length [over all with swim platform]not available
Length overall - Detailnot available
Length overall - Detail37.00 ft
Length overall - Metersnot available
Length overall - Meters11.28
Length overall - Inchesnot available
Length overall - Inches444
Draft Minnot available
Draft Min2.60 ft
Displacementnot available
Displacement16000.00 lbs
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Fuel tank capacity - Detail180 gal. (681.37 l)
Fuel tank capacity - Detailnot available
Fuel tank capacity - Liters681.37
Fuel tank capacity - Liters757.08
Fuel tank capacity - Gal180
Fuel tank capacity - Gal200
Fuel typeGas or Diesel
Fuel typenot available
Drive typeInboard - Twin
Drive typeinboard
Engine maxT-320 hp (T-223.7 kW)
Engine maxnot available
Horsepowernot available
Horsepower500 hp
Engine 2 Horsepowernot available
Engine 2 Horsepower500 hp
Engine 2 Drive Typenot available
Engine 2 Drive Typeinboard
Operational Info
Headroom6 ft. 3 in. (1.91 m)
Headroomnot available
Water capacity42 gal. (159 l)
Water capacity49
Holding tank capacity - Detail28 gal. (105.99 l)
Holding tank capacity - Detailnot available
Holding tank capacity - Liters105.99
Holding tank capacity - Liters105.99
Holding tank capacity - Gal28
Holding tank capacity - Gal28
Sleeping capacitynot available
Sleeping capacity2
Cabinsnot available
Cabins1
Boat typenot available
Boat typePower