Seaswirl 1851 Walk Around I/O 2006 boat specs
Seaswirl
Seaswirl 1851 Walk Around I/O 2006
2006
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Seaswirl 2601 Center Console O/B 2007 boat specs
Seaswirl
Seaswirl 2601 Center Console O/B 2007
2007
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Seaswirl 1851 Walk Around I/O 2006 vs Seaswirl 2601 Center Console O/B 2007 — Same Brand, Different Boat

The Seaswirl 1851 Walk Around I/O 2006 vs Seaswirl 2601 Center Console O/B 2007 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.

The Seaswirl 2601 Center Console O/B 2007 tops out at 350 hp. Engine specs for the Seaswirl 1851 Walk Around I/O 2006 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Seaswirl 1851 Walk Around I/O 2006 carries 62 gallons versus 16 gallons in the Seaswirl 2601 Center Console O/B 2007. 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 Seaswirl 2601 Center Console O/B 2007 is rated for 7 passengers, while the Seaswirl 1851 Walk Around I/O 2006 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Seaswirl 2601 Center Console O/B 2007 could be the deciding factor.

Bottom line: Choose the Seaswirl 2601 Center Console O/B 2007 if your priority is putting more people on the water — it handles 7 passengers and at 25,0 ft it has the deck room to back that rating up comfortably. The Seaswirl 1851 Walk Around I/O 2006 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
General Boat Info
MakeSeaswirl
MakeSeaswirl
Model1851 Walk Around I/O
Model2601 Center Console O/B
Model Year2006
Model Year2007
Measurements / Dimensions
Beam90 in. (2.29 m)
Beam102 in
Beam - Meters2.29
Beam - Meters2.59
Beam - Inches9
Beam - Inches102
Deadrise20℃
Deadrise20℃
Length - Meters5.64
Length - Metersnot available
Length - Feet18
Length - Feet25
Length - Inches6
Length - Inches7
Length overall - Detail18 ft. 6 in. (5.64 m)
Length overall - Detail25 ft. 7 in
Length overall - Meters5.64
Length overall - Meters7.8
Length overall - Inches222
Length overall - Inches307
Bridge clearance - Detailnot available
Bridge clearance - Detail85 in
Bridge clearance - Metersnot available
Bridge clearance - Meters2.16
Bridge clearance - Inchesnot available
Bridge clearance - Inches85
Draft [drive up] - Detailnot available
Draft [drive up] - Detail18 in
Draft [drive up] metersnot available
Draft [drive up] meters0.46
Draft [drive up] inchesnot available
Draft [drive up] inches18
Draft [max] - Detailnot available
Draft [max] - Detail34 in
Draft [max] - Metersnot available
Draft [max] - Meters0.86
Draft [max] - Inchesnot available
Draft [max] - Inches34
Weight - Detailnot available
Weight - Detail3,100 lbs. w/ standard engine
Weight - kgnot available
Weight - kg1406.14
Weight - lbs.not available
Weight - lbs.31
Engine and Drivetrain
Fuel tank capacity - Detail62 gal. (235 l)
Fuel tank capacity - Detail160 gal
Fuel tank capacity - Liters234.7
Fuel tank capacity - Liters605.67
Fuel tank capacity - Gal62
Fuel tank capacity - Gal16
Fuel typeGas
Fuel typeGas
Drive typeI/O
Drive typeOutboard
Engine/s standardnot available
Engine/s standardF250 TUR - 4 Stroke
Engine maxnot available
Engine max350 hp Standard: 225 hp
Body / Hull
Hull materialnot available
Hull materialFiberglass
Operational Info
Maximum capacitynot available
Maximum capacity3,100 lbs

Seaswirl 1851 Walk Around I/O 2006 vs Seaswirl 2601 Center Console O/B 2007 — Common Questions

Which is the larger boat — the Seaswirl 1851 Walk Around I/O 2006 or the Seaswirl 2601 Center Console O/B 2007?
The Seaswirl 2601 Center Console O/B 2007 is the longer of the two at 25,0 feet overall. The Seaswirl 1851 Walk Around I/O 2006 comes in at 18,0 feet, making it roughly 7,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
What is the maximum horsepower rating for these boats?
The Seaswirl 2601 Center Console O/B 2007 has a documented max rating of 350 hp. Engine specifications for the Seaswirl 1851 Walk Around I/O 2006 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.
How many people can each boat hold?
The Seaswirl 1851 Walk Around I/O 2006 is Coast Guard rated for 5 passengers, while the Seaswirl 2601 Center Console O/B 2007 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 Seaswirl 2601 Center Console O/B 2007 measures 102" wide, compared to 9" for the Seaswirl 1851 Walk Around I/O 2006. 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 Walk Around I/O 2006 or the Seaswirl 2601 Center Console O/B 2007?
The Seaswirl 1851 Walk Around I/O 2006 has the bigger tank at 62 gallons, versus 16 gallons on the Seaswirl 2601 Center Console O/B 2007. That 46-gallon difference translates to roughly 138–230 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Seaswirl 1851 Walk Around I/O 2006 and Seaswirl 2601 Center Console O/B 2007 from the same manufacturer?
Yes — both the Seaswirl 1851 Walk Around I/O 2006 and the Seaswirl 2601 Center Console O/B 2007 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.