Crownline 21 SS 2008 boat specs
Crownline
Crownline 21 SS 2008
2008
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VS
Crownline 280 CR 2012 boat specs
Crownline
Crownline 280 CR 2012
2012
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Crownline 21 SS 2008 vs Crownline 280 CR 2012 — Same Brand, Different Boat

The Crownline 21 SS 2008 vs Crownline 280 CR 2012 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.

Size is the most obvious dividing line here. The Crownline 280 CR 2012 measures 28,7 feet overall (2012), giving it roughly 26,7 additional feet of deck space compared to the Crownline 21 SS 2008 at 2,0 feet (2008). At 37 lbs and 76 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 430 hp, the Crownline 280 CR 2012 has a 110-hp advantage over the Crownline 21 SS 2008'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 Crownline 280 CR 2012 carries 75 gallons versus 41 gallons in the Crownline 21 SS 2008. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

For family outings this is probably the sharpest distinction between the two. The Crownline 280 CR 2012 is rated for 8 passengers, while the Crownline 21 SS 2008 caps at 1. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Crownline 280 CR 2012 could be the deciding factor.

Bottom line: Choose the Crownline 280 CR 2012 if your priority is putting more people on the water — it handles 8 passengers and at 28,7 ft it has the deck room to back that rating up comfortably. The Crownline 21 SS 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 1 that costs less to run day-to-day.
General Boat Info
MakeCrownline
MakeCrownline
Model21 SS
Model280 CR
Model Year2008
Model Year2012
Measurements / Dimensions
Beam102 in. (2.59 m)
Beam102 in. (2.59 m)
Beam - Meters2.59
Beam - Meters2.59
Beam - Inches102
Beam - Inches102
Bridge clearance - Detail49.25 in. (1.3 m)
Bridge clearance - Detail79.5 in. (2 m) without arch
Bridge clearance - Meters1.24
Bridge clearance - Meters2.03
Bridge clearance - Inches49.25
Bridge clearance - Inches79.5
Deadrise16℃
Deadrise18℃
Draft [drive up] - Detail16 in. (41 cm)
Draft [drive up] - Detail21 in. (53 cm)
Draft [drive up] meters0.41
Draft [drive up] meters0.53
Draft [drive up] inches16
Draft [drive up] inches21
Draft [max] - Detail30 in. (76 cm)
Draft [max] - Detail36 in. (91 cm)
Draft [max] - Meters0.76
Draft [max] - Meters0.91
Draft [max] - Inches3
Draft [max] - Inches36
Weight - Detail3,500 - 3,700 lbs. (1,587 - 1,678 kg)
Weight - Detail7,400 - 7,600 lbs. (3,356 - 3,447 kg)
Weight - kg1678.29
Weight - kg3447.3
Weight - lbs.37
Weight - lbs.76
Length - Meters6.35
Length - Metersnot available
Length - Feet2
Length - Feet28.67
Length - Inches1
Length - Inchesnot available
Length overall - Detail20 ft. 10 in. (6.35 m)
Length overall - Detail28 ft. 8 in. (8.74 m)
Length overall - Meters6.35
Length overall - Meters8.74
Length overall - Inches25
Length overall - Inches344
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Engine/s standardM5.0 L Alpha 220 php
Engine/s standardnot available
Fuel tank capacity - Detail41 gal. (155 l)
Fuel tank capacity - Detail75 gal. (284 l)
Fuel tank capacity - Liters155.2
Fuel tank capacity - Liters283.91
Fuel tank capacity - Gal41
Fuel tank capacity - Gal75
Fuel typeGas
Fuel typeGas or Diesel
Drive typeI/O
Drive typeI/O
Engine max320 hp
Engine max430 hp
Engine makenot available
Engine makeMercruiser
Operational Info
Maximum capacity1,442 lbs. (654 kg)
Maximum capacitynot available
Maximum people1
Maximum peoplenot available

Crownline 21 SS 2008 vs Crownline 280 CR 2012 — Common Questions

Which is the larger boat — the Crownline 21 SS 2008 or the Crownline 280 CR 2012?
The Crownline 280 CR 2012 is the longer of the two at 28,7 feet overall. The Crownline 21 SS 2008 comes in at 2,0 feet, making it roughly 26,7 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Crownline 21 SS 2008 or the Crownline 280 CR 2012?
For trailering, the Crownline 21 SS 2008 has the edge at 37 lbs dry weight versus 76 lbs for the Crownline 280 CR 2012. 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 Crownline 280 CR 2012 is rated to a maximum of 430 hp, giving it the larger power ceiling. The Crownline 21 SS 2008 tops out at 320 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 Crownline 21 SS 2008 is Coast Guard rated for 1 passengers, while the Crownline 280 CR 2012 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.
Do these boats require an oversize trailer permit to tow on US highways?
Both the Crownline 21 SS 2008 and Crownline 280 CR 2012 share an 102 in. (2.59 m) beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
Which boat has the larger fuel tank — the Crownline 21 SS 2008 or the Crownline 280 CR 2012?
The Crownline 280 CR 2012 has the bigger tank at 75 gallons, versus 41 gallons on the Crownline 21 SS 2008. That 34-gallon difference translates to roughly 102–170 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Crownline 21 SS 2008 and Crownline 280 CR 2012 from the same manufacturer?
Yes — both the Crownline 21 SS 2008 and the Crownline 280 CR 2012 are built by Crownline. 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.