Duckworth Pacific Silverwing 20 ft. 2007 boat specs
Duckworth
Duckworth Pacific Silverwing 20 ft. 2007
2007
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VS
Duckworth Ultra Magnum Inboard Jet 23 2013 boat specs
Duckworth
Duckworth Ultra Magnum Inboard Jet 23 2013
2013
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Duckworth Pacific Silverwing 20 ft. 2007 vs Duckworth Ultra Magnum Inboard Jet 23 2013 — Which Deep Vee Fits Your Needs?

When two boats share the same hull type — in this case both the Duckworth Pacific Silverwing 20 ft. 2007 and the Duckworth Ultra Magnum Inboard Jet 23 2013 are deep vee designs with aluminum construction — the buying decision usually comes down to a handful of practical questions: how many people are you putting on the water, how far do you trailer, and what does your tow vehicle weigh?

For family outings this is probably the sharpest distinction between the two. The Duckworth Ultra Magnum Inboard Jet 23 2013 is rated for 7 passengers, while the Duckworth Pacific Silverwing 20 ft. 2007 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Duckworth Ultra Magnum Inboard Jet 23 2013 could be the deciding factor.

Bottom line: Choose the Duckworth Ultra Magnum Inboard Jet 23 2013 if your priority is putting more people on the water — it handles 7 passengers and at 23,0 ft it has the deck room to back that rating up comfortably. The Duckworth Pacific Silverwing 20 ft. 2007 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.
General Boat Info
MakeDuckworth
MakeDuckworth
ModelPacific Silverwing 20 ft
ModelUltra Magnum Inboard Jet 23
Model Year2007
Model Year2013
Measurements / Dimensions
Beam93.5 in
Beam102 in
Beam - Meters2.39
Beam - Meters2.59
Beam - Inches93.5
Beam - Inches102
Deadrise18℃ at transom
DeadriseTransom: 12°
Width [transom] - Detail72 in
Width [transom] - Detail84 in
Height - Detail32 in
Height - DetailSides: 36 in
Height - Meters0.81
Height - Meters0.91
Height - Inches32
Height - Inches36
Length - Feet2
Length - Feet23
Length overall - Detail20 ft. 0 in
Length overall - Detail23 ft
Length overall - Meters6.1
Length overall - Meters7.01
Length overall - Inches24
Length overall - Inches276
Weight - Detailnot available
Weight - Detail3,610 lbs
Weight - kgnot available
Weight - kg1637.47
Weight - lbs.not available
Weight - lbs.361
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thickness0.125 in
Hull thicknessBottom: 0.190 in. 5086-H116 Sides: 0.125 in. 5052-H32
Hull typeDeep vee
Hull typeDeep Vee
Engine and Drivetrain
Engine/s standardGM 350 V-8
Engine/s standardnot available
Fuel tank capacity - Detail62 gal
Fuel tank capacity - Detail80 gal
Fuel tank capacity - Liters234.7
Fuel tank capacity - Liters302.83
Fuel tank capacity - Gal62
Fuel tank capacity - Gal8
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeInboard
Engine modelnot available
Engine model6.0 l MEFI-5 (catalyzed)
Impellernot available
ImpellerTurbo
Jet pumpnot available
Jet pumpHamilton 212

Duckworth Pacific Silverwing 20 ft. 2007 vs Duckworth Ultra Magnum Inboard Jet 23 2013 — Common Questions

Which is the larger boat — the Duckworth Pacific Silverwing 20 ft. 2007 or the Duckworth Ultra Magnum Inboard Jet 23 2013?
The Duckworth Ultra Magnum Inboard Jet 23 2013 is the longer of the two at 23,0 feet overall. The Duckworth Pacific Silverwing 20 ft. 2007 comes in at 2,0 feet, making it roughly 21,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
How many people can each boat hold?
The Duckworth Pacific Silverwing 20 ft. 2007 is Coast Guard rated for 6 passengers, while the Duckworth Ultra Magnum Inboard Jet 23 2013 is certified for 7. 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 Duckworth Ultra Magnum Inboard Jet 23 2013 measures 102" wide, compared to 94" for the Duckworth Pacific Silverwing 20 ft. 2007. 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 Duckworth Pacific Silverwing 20 ft. 2007 or the Duckworth Ultra Magnum Inboard Jet 23 2013?
The Duckworth Pacific Silverwing 20 ft. 2007 has the bigger tank at 62 gallons, versus 8 gallons on the Duckworth Ultra Magnum Inboard Jet 23 2013. That 54-gallon difference translates to roughly 162–270 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Duckworth Pacific Silverwing 20 ft. 2007 and Duckworth Ultra Magnum Inboard Jet 23 2013 from the same manufacturer?
Yes — both the Duckworth Pacific Silverwing 20 ft. 2007 and the Duckworth Ultra Magnum Inboard Jet 23 2013 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.