Detailed Evaluation & Buyer Recommendation
Chaparral Signature 310 2010 vs Chaparral Sunesta 284 2011 — Same Brand, Different Boat
Matching a deep vee Chaparral Signature 310 2010 against a modified vee Chaparral Sunesta 284 2011 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.
On paper these two are close siblings in the size department — Chaparral Signature 310 2010 at 31,0 ft versus Chaparral Sunesta 284 2011 at 28,3 ft. At 106 lbs and 64 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 425 hp, the Chaparral Sunesta 284 2011 has a 155-hp advantage over the Chaparral Signature 310 2010's 270-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 Signature 310 2010 carries 125 gallons versus 105 gallons in the Chaparral Sunesta 284 2011. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
Bottom line: The Chaparral Signature 310 2010 at 31,0 ft is the right call if deck space, comfort, and entertaining are top of your list. The Chaparral Sunesta 284 2011 at 28,3 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
ModelSignature 31
ModelSunesta 284
Model Year201
Model Year2011
Measurements / Dimensions
Beam10 ft. (3.50 m)
Beam9 ft. (2.74 m)
Beam - Meters3.05
Beam - Meters2.74
Beam - Inches12
Beam - Inches108
Bridge clearance - DetailWith Hardtop: 10 ft. 6 in. (3.2 m)
Bridge clearance - DetailWith Arch Tower: 8 ft. 2 in. (2.49 m) Without Arch Tower: 5 ft. 7 in. (1.7 m)
Bridge clearance - Meters3.2
Bridge clearance - Meters2.49
Bridge clearance - Inches126
Bridge clearance - Inches98
Deadrise19℃
Deadrise22°
Draft [drive up] - Detail23 in. (58 cm)
Draft [drive up] - Detail26 in. (66 cm)
Draft [drive up] meters0.58
Draft [drive up] meters0.66
Draft [drive up] inches23
Draft [drive up] inches26
Draft [max] - Detail39 in. (99 cm)
Draft [max] - Detail39 in. (99 cm)
Draft [max] - Meters0.99
Draft [max] - Meters0.99
Draft [max] - Inches39
Draft [max] - Inches39
Weight - Detail10,600 lbs. (4,808 kg)
Weight - Detail6,400 lbs. (2,903 kg)
Weight - kg4808.08
Weight - kg2902.99
Weight - lbs.106
Weight - lbs.64
Length - Feet31
Length - Feet28.33
Length [over all with swim platform]31 ft. (9.45 m)
Length [over all with swim platform]28 ft. 4 in. (8.64 m)
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typeDeep Vee
Hull typeModified Vee
Engine and Drivetrain
Fuel tank capacity - Detail125 gal. (473 l)
Fuel tank capacity - Detail105 gal. (397 l)
Fuel tank capacity - Liters473.18
Fuel tank capacity - Liters397.47
Fuel tank capacity - Gal125
Fuel tank capacity - Gal105
Fuel typeGas or Diesel
Fuel typeGas
Drive typeI/O - Twin
Drive typeI/O
Engine maxTwin 270 hp (201 kW)
Engine max425 hp (317 kW)
Operational Info
Headroom6 ft. 3 in. (1.981m)
Headroomnot available
Sleeping capacity6
Sleeping capacitynot available
Water capacity40 gal. (151 l)
Water capacity22 gal. (83 l)
Maximum peopleYacht certified
Maximum peopleYach certified
Holding tank capacity - Detail28 gal. (106 l)
Holding tank capacity - Detail3.8 gal. (14 l)
Holding tank capacity - Liters105.99
Holding tank capacity - Liters15.14
Holding tank capacity - Gal28
Holding tank capacity - Gal3.8