Seaswirl 1851 Dual Console I/O 2007 boat specs
Seaswirl
Seaswirl 1851 Dual Console I/O 2007
2007
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VS
Seaswirl 190 Bow Rider I/O 2006 boat specs
Seaswirl
Seaswirl 190 Bow Rider I/O 2006
2006
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Seaswirl 1851 Dual Console I/O 2007 vs Seaswirl 190 Bow Rider I/O 2006 — Same Brand, Different Boat

The Seaswirl 1851 Dual Console I/O 2007 vs Seaswirl 190 Bow Rider I/O 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.

On paper these two are close siblings in the size department — Seaswirl 1851 Dual Console I/O 2007 at 18,0 ft versus Seaswirl 190 Bow Rider I/O 2006 at 18,0 ft. Weight tells a clearer story for trailering families: the Seaswirl 1851 Dual Console I/O 2007 tips the scales at 305 lbs — 279 lbs more than the Seaswirl 190 Bow Rider I/O 2006 at 26 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 share a closely matched power ceiling — 225 hp for the Seaswirl 1851 Dual Console I/O 2007 and 225 hp for the Seaswirl 190 Bow Rider I/O 2006. 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 Seaswirl 1851 Dual Console I/O 2007 carries 62 gallons versus 29 gallons in the Seaswirl 190 Bow Rider I/O 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 5 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.

At this size, power-to-weight ratio matters more than outright horsepower. The Seaswirl 190 Bow Rider I/O 2006 comes in at 0 lbs per hp versus 1 lbs per hp for the Seaswirl 1851 Dual Console I/O 2007. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.

Bottom line: The Seaswirl 1851 Dual Console I/O 2007 and Seaswirl 190 Bow Rider I/O 2006 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
MakeSeaswirl
MakeSeaswirl
Model1851 Dual Console I/O
Model190 Bow Rider I/O
Model Year2007
Model Year2006
Measurements / Dimensions
Beam90 in
Beam94 in. (2.39 m)
Beam - Meters2.29
Beam - Meters2.39
Beam - Inches9
Beam - Inches94
Bridge clearance - Detail50 in
Bridge clearance - Detailnot available
Bridge clearance - Meters1.27
Bridge clearance - Metersnot available
Bridge clearance - Inches5
Bridge clearance - Inchesnot available
Deadrise20℃
Deadrise21℃
Draft [drive up] - Detail15 in
Draft [drive up] - Detailnot available
Draft [drive up] meters0.38
Draft [drive up] metersnot available
Draft [drive up] inches15
Draft [drive up] inchesnot available
Draft [max] - Detail31 in
Draft [max] - Detail31 in. (.79 m)
Draft [max] - Meters0.79
Draft [max] - Meters0.79
Draft [max] - Inches31
Draft [max] - Inches31
Weight - Detail3,050 lbs. w/ standard engine
Weight - Detailw/ standard engine: 2,600 lbs. (1,179 kg)
Weight - kg1383.46
Weight - kg1179.34
Weight - lbs.305
Weight - lbs.26
Length - Feet18
Length - Feet18
Length - Inches6
Length - Inches6
Length overall - Detail18 ft. 6 in
Length overall - Detail18 ft. 6 in. (5.64 m)
Length overall - Meters5.64
Length overall - Meters5.64
Length overall - Inches222
Length overall - Inches222
Length - Metersnot available
Length - Meters5.64
Body / Hull
Hull materialFiberglass
Hull materialnot available
Engine and Drivetrain
Engine/s standardVolvo 3.0 GL - 135 hp
Engine/s standardnot available
Fuel tank capacity - Detail62 gal
Fuel tank capacity - Detail29 gal. (110 l)
Fuel tank capacity - Liters234.7
Fuel tank capacity - Liters109.78
Fuel tank capacity - Gal62
Fuel tank capacity - Gal29
Fuel typeGas
Fuel typeGas
Drive typeI/O
Drive typeI/O
Engine max225 hp Standard: 135 hp
Engine max225 hp (168 kw) Standard: 135 hp (101 kw)
Operational Info
Maximum capacity1,400 lbs
Maximum capacity1,250 lbs. (567 kg)

Seaswirl 1851 Dual Console I/O 2007 vs Seaswirl 190 Bow Rider I/O 2006 — Common Questions

Which is the larger boat — the Seaswirl 1851 Dual Console I/O 2007 or the Seaswirl 190 Bow Rider I/O 2006?
The Seaswirl 190 Bow Rider I/O 2006 is the longer of the two at 18,0 feet overall. The Seaswirl 1851 Dual Console I/O 2007 comes in at 18,0 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 Seaswirl 1851 Dual Console I/O 2007 or the Seaswirl 190 Bow Rider I/O 2006?
For trailering, the Seaswirl 190 Bow Rider I/O 2006 has the edge at 26 lbs dry weight versus 305 lbs for the Seaswirl 1851 Dual Console I/O 2007. 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 Seaswirl 1851 Dual Console I/O 2007 is Coast Guard rated for 5 passengers, while the Seaswirl 190 Bow Rider I/O 2006 is certified for 5. 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 has the better power-to-weight ratio?
The Seaswirl 190 Bow Rider I/O 2006 has a better power-to-weight ratio at 0 lbs per hp compared to 1 lbs per hp for the Seaswirl 1851 Dual Console I/O 2007. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Which boat is wider, and does it affect trailering?
The Seaswirl 190 Bow Rider I/O 2006 measures 94" wide, compared to 9" for the Seaswirl 1851 Dual Console I/O 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 Seaswirl 1851 Dual Console I/O 2007 or the Seaswirl 190 Bow Rider I/O 2006?
The Seaswirl 1851 Dual Console I/O 2007 has the bigger tank at 62 gallons, versus 29 gallons on the Seaswirl 190 Bow Rider I/O 2006. That 33-gallon difference translates to roughly 99–165 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Seaswirl 1851 Dual Console I/O 2007 and Seaswirl 190 Bow Rider I/O 2006 from the same manufacturer?
Yes — both the Seaswirl 1851 Dual Console I/O 2007 and the Seaswirl 190 Bow Rider I/O 2006 are built by Seaswirl. 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.