Chaparral 285 SSi Sportboat 2006 boat specs
Chaparral
Chaparral 285 SSi Sportboat 2006
2006
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VS
Chaparral Signature 310  2013 boat specs
Chaparral
Chaparral Signature 310 2013
2013
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Chaparral 285 SSi Sportboat 2006 vs Chaparral Signature 310 2013 — Same Brand, Different Boat

Matching a modified vee Chaparral 285 SSi Sportboat 2006 against a deep vee Chaparral Signature 310 2013 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 Chaparral Signature 310 2013 measures 31,0 feet overall (2013), giving it roughly 4,0 additional feet of deck space compared to the Chaparral 285 SSi Sportboat 2006 at 27,0 feet (2006). At 72 lbs and 106 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 640 hp, the Chaparral 285 SSi Sportboat 2006 has a 40-hp advantage over the Chaparral Signature 310 2013's 600-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Chaparral 285 SSi Sportboat 2006 carries 143 gallons versus 118 gallons in the Chaparral Signature 310 2013. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

The Chaparral 285 SSi Sportboat 2006 is rated for up to 8 people. Passenger data for the Chaparral Signature 310 2013 wasn't available.

Bottom line: The Chaparral Signature 310 2013 at 31,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Chaparral 285 SSi Sportboat 2006 at 27,0 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.
General Boat Info
MakeChaparral
MakeChaparral
Model285 SSi Sportboat
ModelSignature 31
Model Year2006
Model Year2013
Measurements / Dimensions
Beam9 ft. 3 in. (2.82 m)
Beam10 ft. (3.05 m)
Beam - Meters2.82
Beam - Meters3.05
Beam - Inches111
Beam - Inches12
Bridge clearance - DetailWith Arch: 7 ft. 9 in. (2.36 m) Without Arch: 5 ft. 6 in. (1.68 m)
Bridge clearance - DetailWith Hardtop: 10 ft. 6 in. (3.2 m)
Bridge clearance - Meters2.36
Bridge clearance - Meters3.2
Bridge clearance - Inches93
Bridge clearance - Inches126
Deadrise22℃
Deadrise19℃
Draft [drive up] - Detail21 in. (53 cm)
Draft [drive up] - Detail23 in. (58 cm)
Draft [drive up] meters0.53
Draft [drive up] meters0.58
Draft [drive up] inches21
Draft [drive up] inches23
Draft [max] - Detail35 in. (89 cm)
Draft [max] - Detail39 in. (99 cm)
Draft [max] - Meters0.89
Draft [max] - Meters0.99
Draft [max] - Inches35
Draft [max] - Inches39
Weight - Detail7,200 lbs. (3,266 kg)
Weight - Detail10,600 lbs. (4,808 kg)
Weight - kg3265.86
Weight - kg4808.08
Weight - lbs.72
Weight - lbs.106
Length - Meters8.38
Length - Metersnot available
Length - Feet27
Length - Feet31
Length - Inches6
Length - Inchesnot available
Length [over all with swim platform]29 ft. 6 in. (8.99 m)
Length [over all with swim platform]31 ft. (9.45 m)
Length overall - Detail27 ft. 6 in. (8.38 m)
Length overall - Detailnot available
Length overall - Meters8.38
Length overall - Metersnot available
Length overall - Inches33
Length overall - Inchesnot available
Body / Hull
Hull typeModified Vee
Hull typeDeep Vee
Hull materialnot available
Hull materialFiberglass
Engine and Drivetrain
Fuel tank capacity - Detail143 gal. (541 l)
Fuel tank capacity - Detail118 gal. (447 l)
Fuel tank capacity - Liters541.31
Fuel tank capacity - Liters446.68
Fuel tank capacity - Gal143
Fuel tank capacity - Gal118
Drive typeI/O
Drive typeI/O - Twin
Engine max640 hp (478 kW)
Engine max600 hp (447 kW)
Fuel typenot available
Fuel typeGas or Diesel
Operational Info
Water capacity30 gal. (114 l)
Water capacity40 gal. (151 l)
Maximum peopleYacht certified
Maximum peopleYacht certified
Headroomnot available
Headroom6 ft. 3 in. (1.91 m)
Sleeping capacitynot available
Sleeping capacity6
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

Chaparral 285 SSi Sportboat 2006 vs Chaparral Signature 310 2013 — Common Questions

Which is the larger boat — the Chaparral 285 SSi Sportboat 2006 or the Chaparral Signature 310 2013?
The Chaparral Signature 310 2013 is the longer of the two at 31,0 feet overall. The Chaparral 285 SSi Sportboat 2006 comes in at 27,0 feet, making it roughly 4,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Chaparral 285 SSi Sportboat 2006 or the Chaparral Signature 310 2013?
For trailering, the Chaparral 285 SSi Sportboat 2006 has the edge at 72 lbs dry weight versus 106 lbs for the Chaparral Signature 310 2013. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
Which boat can handle a bigger outboard?
The Chaparral 285 SSi Sportboat 2006 is rated to a maximum of 640 hp, giving it the larger power ceiling. The Chaparral Signature 310 2013 tops out at 600 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many passengers can the Chaparral 285 SSi Sportboat 2006 carry?
The Chaparral 285 SSi Sportboat 2006 has an official capacity rating of 8 people. Capacity data wasn't available for the other model in this comparison — verify directly with the dealer.
Which boat is wider, and does it affect trailering?
The Chaparral 285 SSi Sportboat 2006 measures 111" wide, compared to 12" for the Chaparral Signature 310 2013. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the Chaparral 285 SSi Sportboat 2006 or the Chaparral Signature 310 2013?
The Chaparral 285 SSi Sportboat 2006 has the bigger tank at 143 gallons, versus 118 gallons on the Chaparral Signature 310 2013. That 25-gallon difference translates to roughly 75–125 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Chaparral 285 SSi Sportboat 2006 and Chaparral Signature 310 2013 from the same manufacturer?
Yes — both the Chaparral 285 SSi Sportboat 2006 and the Chaparral Signature 310 2013 are built by Chaparral. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.