Crownline 21 Classic 2006 boat specs
Crownline
Crownline 21 Classic 2006
2006
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VS
Crownline 215 SS 2012 boat specs
Crownline
Crownline 215 SS 2012
2012
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Crownline 21 Classic 2006 vs Crownline 215 SS 2012 — Same Brand, Different Boat

The Crownline 21 Classic 2006 vs Crownline 215 SS 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 215 SS 2012 measures 21,4 feet overall (2012), giving it roughly 19,4 additional feet of deck space compared to the Crownline 21 Classic 2006 at 2,0 feet (2006). At 37 lbs and 43 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.

Both boats share a closely matched power ceiling — 320 hp for the Crownline 21 Classic 2006 and 320 hp for the Crownline 215 SS 2012. 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. Fuel capacity breaks the other way: the Crownline 215 SS 2012 carries 45 gallons versus 41 gallons in the Crownline 21 Classic 2006. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 1 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: The Crownline 215 SS 2012 at 21,4 ft is the right call if deck space, comfort, and entertaining are top of your list. The Crownline 21 Classic 2006 at 2,0 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
MakeCrownline
MakeCrownline
Model21 Classic
Model215 SS
Model Year2006
Model Year2012
Measurements / Dimensions
Beam102 in. (2.5 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 - Detailnot available
Bridge clearance - Meters1.24
Bridge clearance - Metersnot available
Bridge clearance - Inches49.25
Bridge clearance - Inchesnot available
Deadrise16℃
Deadrise16℃
Draft [drive up] - Detail16 in. (41 cm)
Draft [drive up] - Detail25 in. (63.5 cm)
Draft [drive up] meters0.41
Draft [drive up] meters0.64
Draft [drive up] inches16
Draft [drive up] inches25
Draft [max] - Detail30 in. (76 cm)
Draft [max] - Detailnot available
Draft [max] - Meters0.76
Draft [max] - Metersnot available
Draft [max] - Inches3
Draft [max] - Inchesnot available
Weight - Detail3,500 - 3,700 lbs. (1,588 - 1,678 kg)
Weight - Detail4,100 - 4,300 lbs. (1,859 - 1,950 kg)
Weight - kg1678.29
Weight - kg1950.45
Weight - lbs.37
Weight - lbs.43
Length - Meters6.13
Length - Metersnot available
Length - Feet2
Length - Feet21.42
Length - Inches1
Length - Inchesnot available
Length overall - Detail20 ft. 10 in. (6.13 m)
Length overall - Detail21 ft. 5 in. (6.35 m)
Length overall - Meters6.35
Length overall - Meters6.53
Length overall - Inches25
Length overall - Inches257
Engine and Drivetrain
Engine/s standardMercruiser 5.0 l Alpha 220 hp
Engine/s standardnot available
Fuel tank capacity - Detail41 gal. (155 l)
Fuel tank capacity - Detail45 gal. (155 l)
Fuel tank capacity - Liters155.2
Fuel tank capacity - Liters170.34
Fuel tank capacity - Gal41
Fuel tank capacity - Gal45
Drive typeI/O
Drive typeI/O
Engine max320 hp
Engine max320 hp
Engine makenot available
Engine makeMercruiser
Fuel typenot available
Fuel typeGas
Operational Info
Maximum capacity1,442 lbs. (654 kg)
Maximum capacity1,530 lbs. (595 kg)
Maximum people1
Maximum people1
Body / Hull
Hull materialnot available
Hull materialFiberglass
Hull typenot available
Hull typeModified Vee

Crownline 21 Classic 2006 vs Crownline 215 SS 2012 — Common Questions

Which is the larger boat — the Crownline 21 Classic 2006 or the Crownline 215 SS 2012?
The Crownline 215 SS 2012 is the longer of the two at 21,4 feet overall. The Crownline 21 Classic 2006 comes in at 2,0 feet, making it roughly 19,4 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Crownline 21 Classic 2006 or the Crownline 215 SS 2012?
For trailering, the Crownline 21 Classic 2006 has the edge at 37 lbs dry weight versus 43 lbs for the Crownline 215 SS 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.
How many people can each boat hold?
The Crownline 21 Classic 2006 is Coast Guard rated for 1 passengers, while the Crownline 215 SS 2012 is certified for 1. 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 Classic 2006 and Crownline 215 SS 2012 share an 102 in. (2.5 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 Classic 2006 or the Crownline 215 SS 2012?
The Crownline 215 SS 2012 has the bigger tank at 45 gallons, versus 41 gallons on the Crownline 21 Classic 2006. That 4-gallon difference translates to roughly 12–20 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Crownline 21 Classic 2006 and Crownline 215 SS 2012 from the same manufacturer?
Yes — both the Crownline 21 Classic 2006 and the Crownline 215 SS 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.