Chaparral 180 SSi Sportboat 2005 boat specs
Chaparral
Chaparral 180 SSi Sportboat 2005
2005
View full specs →
VS
Chaparral 280 SSi Sportboat 2006 boat specs
Chaparral
Chaparral 280 SSi Sportboat 2006
2006
View full specs →

Chaparral 180 SSi Sportboat 2005 vs Chaparral 280 SSi Sportboat 2006 — Same Brand, Different Boat

The Chaparral 180 SSi Sportboat 2005 vs Chaparral 280 SSi Sportboat 2006 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 640 hp, the Chaparral 280 SSi Sportboat 2006 has a 385-hp advantage over the Chaparral 180 SSi Sportboat 2005's 255-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 280 SSi Sportboat 2006 carries 143 gallons versus 21 gallons in the Chaparral 180 SSi Sportboat 2005. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 8 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

Bottom line: Performance buyers should lean toward the Chaparral 280 SSi Sportboat 2006 and its 640-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Chaparral 180 SSi Sportboat 2005 with its 255-hp rating is the more economical daily driver.
General Boat Info
MakeChaparral
MakeChaparral
Model180 SSi Sportboat
Model280 SSi Sportboat
Model Year2005
Model Year2006
Measurements / Dimensions
Beam7 ft. 2 in. (2.18 m)
Beam9 ft. 3 in. (2.82 m)
Beam - Meters2.18
Beam - Meters2.82
Beam - Inches86
Beam - Inches111
Bridge clearance - Detail4 ft. 4 in. (1.32 m)
Bridge clearance - DetailWith Radar Arch: 8 ft. 1 in. (2.46 m) Without Radar Arch: 5 ft. 10 in. (1.78 m)
Bridge clearance - Meters1.32
Bridge clearance - Meters2.46
Bridge clearance - Inches52
Bridge clearance - Inches97
Deadrise20℃
Deadrise22℃
Draft [drive up] - Detail7 in. (43 cm)
Draft [drive up] - Detail21 in. (53 cm)
Draft [drive up] meters0.18
Draft [drive up] meters0.53
Draft [drive up] inches7
Draft [drive up] inches21
Draft [max] - Detail36 in. (91 cm)
Draft [max] - Detail35 in. (89 cm)
Draft [max] - Meters0.91
Draft [max] - Meters0.89
Draft [max] - Inches36
Draft [max] - Inches35
Weight - Detail2,100 lbs. (953 kg)
Weight - Detail6,800 lbs. (3,084 kg)
Weight - kg952.54
Weight - kg3084.43
Weight - lbs.21
Weight - lbs.68
Length [over all with swim platform]18 ft. 3 in. (5.56 m)
Length [over all with swim platform]29 ft. 6 in. (8.99 m)
Length - Metersnot available
Length - Meters8.38
Length - Feetnot available
Length - Feet27
Length - Inchesnot available
Length - Inches6
Length overall - Detailnot available
Length overall - Detail27 ft. 6 in. (8.38 m)
Length overall - Metersnot available
Length overall - Meters8.38
Length overall - Inchesnot available
Length overall - Inches33
Body / Hull
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Engine/s standard135 hp
Engine/s standardnot available
Fuel tank capacity - Detail21 gal. (79 l)
Fuel tank capacity - Detail143 gal. (541 l)
Fuel tank capacity - Liters79.49
Fuel tank capacity - Liters541.31
Fuel tank capacity - Gal21
Fuel tank capacity - Gal143
Engine max255 hp (168 kw)
Engine max640 hp (478 kW)
Drive typenot available
Drive typeI/O
Operational Info
Maximum people8
Maximum peopleYacht certified
Headnot available
HeadEnclosed fiberglass
Water capacitynot available
Water capacity30 gal. (114 l)

Chaparral 180 SSi Sportboat 2005 vs Chaparral 280 SSi Sportboat 2006 — Common Questions

Which is easier to trailer — the Chaparral 180 SSi Sportboat 2005 or the Chaparral 280 SSi Sportboat 2006?
For trailering, the Chaparral 180 SSi Sportboat 2005 has the edge at 21 lbs dry weight versus 68 lbs for the Chaparral 280 SSi Sportboat 2006. 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 280 SSi Sportboat 2006 is rated to a maximum of 640 hp, giving it the larger power ceiling. The Chaparral 180 SSi Sportboat 2005 tops out at 255 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 people can each boat hold?
The Chaparral 180 SSi Sportboat 2005 is Coast Guard rated for 8 passengers, while the Chaparral 280 SSi Sportboat 2006 is certified for 8. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
Which boat is wider, and does it affect trailering?
The Chaparral 280 SSi Sportboat 2006 measures 111" wide, compared to 86" for the Chaparral 180 SSi Sportboat 2005. 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 180 SSi Sportboat 2005 or the Chaparral 280 SSi Sportboat 2006?
The Chaparral 280 SSi Sportboat 2006 has the bigger tank at 143 gallons, versus 21 gallons on the Chaparral 180 SSi Sportboat 2005. That 122-gallon difference translates to roughly 366–610 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Chaparral 180 SSi Sportboat 2005 and Chaparral 280 SSi Sportboat 2006 from the same manufacturer?
Yes — both the Chaparral 180 SSi Sportboat 2005 and the Chaparral 280 SSi Sportboat 2006 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.