Duckworth 721 2011 boat specs
Duckworth
Duckworth 721 2011
2011
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VS
Duckworth Pacific Navigator 215 2008 boat specs
Duckworth
Duckworth Pacific Navigator 215 2008
2008
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Duckworth 721 2011 vs Duckworth Pacific Navigator 215 2008 — Same Brand, Different Boat

Matching a modified vee Duckworth 721 2011 against a deep vee Duckworth Pacific Navigator 215 2008 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 — Duckworth 721 2011 at 21,0 ft versus Duckworth Pacific Navigator 215 2008 at 21,0 ft. Weight tells a clearer story for trailering families: the Duckworth Pacific Navigator 215 2008 tips the scales at 249 lbs — 233 lbs less than the Duckworth 721 2011 at 16 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

Both boats are rated for 6 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 Duckworth 721 2011 and Duckworth Pacific Navigator 215 2008 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeDuckworth
MakeDuckworth
Model721
ModelPacific Navigator 215
Model Year2011
Model Year2008
Measurements / Dimensions
Beam102 in
Beam102 in
Beam - Meters2.59
Beam - Meters2.59
Beam - Inches102
Beam - Inches102
DeadriseTransom: 10° constant
Deadrise28℃ bow variable to 18℃ at transom
Weight - Detail1,600 lbs
Weight - Detail2,490 lbs
Weight - kg725.75
Weight - kg1129.44
Weight - lbs.16
Weight - lbs.249
Width [transom] - Detail84 in. (with full length Delta Pad)
Width [transom] - Detail84 in. (5052-H34)
Height - DetailSides: 31 in
Height - Detail36 in. (5052-H32)
Height - Meters0.79
Height - Meters0.91
Height - Inches31
Height - Inches36
Length - Feet21
Length - Feet21
Length overall - Detail21 ft
Length overall - Detail21 ft. 6 in
Length overall - Meters6.4
Length overall - Meters6.55
Length overall - Inches252
Length overall - Inches258
Length - Inchesnot available
Length - Inches6
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thicknessBottom: 0.190 in. Sides: 0.125 in
Hull thickness0.125 in
Hull typeModified Vee
Hull typeDeep vee
Engine and Drivetrain
Fuel tank capacity - Detail42 gal
Fuel tank capacity - Detail62 gal
Fuel tank capacity - Liters158.99
Fuel tank capacity - Liters234.7
Fuel tank capacity - Gal42
Fuel tank capacity - Gal62
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine/s standardnot available
Engine/s standard25 in. Shaft Motors Only

Duckworth 721 2011 vs Duckworth Pacific Navigator 215 2008 — Common Questions

Which is the larger boat — the Duckworth 721 2011 or the Duckworth Pacific Navigator 215 2008?
The Duckworth Pacific Navigator 215 2008 is the longer of the two at 21,0 feet overall. The Duckworth 721 2011 comes in at 21,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Duckworth 721 2011 or the Duckworth Pacific Navigator 215 2008?
For trailering, the Duckworth 721 2011 has the edge at 16 lbs dry weight versus 249 lbs for the Duckworth Pacific Navigator 215 2008. 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 Duckworth 721 2011 is Coast Guard rated for 6 passengers, while the Duckworth Pacific Navigator 215 2008 is certified for 6. 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 Duckworth 721 2011 and Duckworth Pacific Navigator 215 2008 share an 102 in 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 Duckworth 721 2011 or the Duckworth Pacific Navigator 215 2008?
The Duckworth Pacific Navigator 215 2008 has the bigger tank at 62 gallons, versus 42 gallons on the Duckworth 721 2011. That 20-gallon difference translates to roughly 60–100 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Duckworth 721 2011 and Duckworth Pacific Navigator 215 2008 from the same manufacturer?
Yes — both the Duckworth 721 2011 and the Duckworth Pacific Navigator 215 2008 are built by Duckworth. 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.