Detailed Evaluation & Buyer Recommendation
Chaparral Boats 300 OSX 2021 vs Chaparral Signature 310 2009 — Same Brand, Different Boat
The Chaparral Boats 300 OSX 2021 vs Chaparral Signature 310 2009 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.
Both boats share a closely matched power ceiling — 300 hp for the Chaparral Boats 300 OSX 2021 and 320 hp for the Chaparral Signature 310 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.
The Chaparral Boats 300 OSX 2021 is rated for up to 9 people. Passenger data for the Chaparral Signature 310 2009 wasn't available.
Bottom line: The Chaparral Signature 310 2009 at 33,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Chaparral Boats 300 OSX 2021 at 30,0 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.
Measurements / Dimensions
Length overall - Detail30.00 ft
Length overall - Detailnot available
Length - Feet30
Length - Feet33
Length overall - Meters9.14
Length overall - Metersnot available
Length overall - Inches360
Length overall - Inchesnot available
Beamnot available
Beam10 ft. 7 in. (3.23 m)
Beam - Metersnot available
Beam - Meters3.23
Beam - Inchesnot available
Beam - Inches127
Bridge clearance - Detailnot available
Bridge clearance - Detail11 ft. 2 in. (3.4 m)
Bridge clearance - Metersnot available
Bridge clearance - Meters3.4
Bridge clearance - Inchesnot available
Bridge clearance - Inches134
Deadrisenot available
Deadrise18℃
Draft [drive up] - Detailnot available
Draft [drive up] - Detail25 in. (64 cm)
Draft [drive up] metersnot available
Draft [drive up] meters0.64
Draft [drive up] inchesnot available
Draft [drive up] inches25
Draft [max] - Detailnot available
Draft [max] - Detail33 in. (84 cm)
Draft [max] - Metersnot available
Draft [max] - Meters0.84
Draft [max] - Inchesnot available
Draft [max] - Inches33
Weight - Detailnot available
Weight - Detail11,400 lbs. (5,171 kg)
Weight - kgnot available
Weight - kg5170.95
Weight - lbs.not available
Weight - lbs.114
Length - Metersnot available
Length - Meters10.16
Length - Inchesnot available
Length - Inches4
Length [over all with swim platform]not available
Length [over all with swim platform]33 ft. 4 in. (10.16 m)
Engine and Drivetrain
Engine makeYamaha
Engine makenot available
Horsepower300 hp
Horsepowernot available
Fuel typeGas
Fuel typeGas or Diesel
Drive typeoutboard
Drive typeI/O - Twin
Engine/s standardnot available
Engine/s standardTwin Volvo 5.0L GXi MPi DP 270 hp
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail147 gal. (556 l)
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters556.46
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal147
Engine maxnot available
Engine maxTwin 320 hp (239 kW)
Operational Info
Boat typePower
Boat typenot available
Headroomnot available
Headroom6 ft. 6 in. (1.98 m)
Sleeping capacitynot available
Sleeping capacity5
Water capacitynot available
Water capacity29 gal. (110 l)
Maximum peoplenot available
Maximum peopleYacht certified
Holding tank capacity - Detailnot available
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Litersnot available
Holding tank capacity - Liters105.99
Holding tank capacity - Galnot available
Holding tank capacity - Gal28
General Boat Info
Makenot available
MakeChaparral
Modelnot available
ModelSignature 31
Model Yearnot available
Model Year2009
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee