Seaswirl 2101 Dual Console I/O 2006 vs Seaswirl 2301 Dual Console O/B 2006 - Boat Spec Comparison

Q: Which is the larger boat — the Seaswirl 2101 Dual Console I/O 2006 or the Seaswirl 2301 Dual Console O/B 2006?

The Seaswirl 2301 Dual Console O/B 2006 is the longer of the two at 24,0 feet overall. The Seaswirl 2101 Dual Console I/O 2006 comes in at 21,0 feet, making it roughly 3,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: What is the maximum horsepower rating for these boats?

The Seaswirl 2301 Dual Console O/B 2006 has a documented max rating of 300 hp. Engine specifications for the Seaswirl 2101 Dual Console I/O 2006 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.

Q: How many people can each boat hold?

The Seaswirl 2101 Dual Console I/O 2006 is Coast Guard rated for 6 passengers, while the Seaswirl 2301 Dual Console O/B 2006 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.

Q: Do these boats require an oversize trailer permit to tow on US highways?

Both the Seaswirl 2101 Dual Console I/O 2006 and Seaswirl 2301 Dual Console O/B 2006 share an 102 in. (2.59 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.

Q: Which boat has the larger fuel tank — the Seaswirl 2101 Dual Console I/O 2006 or the Seaswirl 2301 Dual Console O/B 2006?

The Seaswirl 2301 Dual Console O/B 2006 has the bigger tank at 135 gallons, versus 105 gallons on the Seaswirl 2101 Dual Console I/O 2006. That 30-gallon difference translates to roughly 90–150 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Seaswirl 2101 Dual Console I/O 2006 and Seaswirl 2301 Dual Console O/B 2006 from the same manufacturer?

Yes — both the Seaswirl 2101 Dual Console I/O 2006 and the Seaswirl 2301 Dual Console O/B 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.

Boat Comparison

Seaswirl 2101 Dual Console I/O 2006 vs Seaswirl 2301 Dual Console O/B 2006

Seaswirl

Seaswirl 2101 Dual Console I/O 2006

2006

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Seaswirl

Seaswirl 2301 Dual Console O/B 2006

2006

View full specs →

Detailed Evaluation & Buyer Recommendation

Seaswirl 2101 Dual Console I/O 2006 vs Seaswirl 2301 Dual Console O/B 2006 — Same Brand, Different Boat

The Seaswirl 2101 Dual Console I/O 2006 vs Seaswirl 2301 Dual Console O/B 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.

The Seaswirl 2301 Dual Console O/B 2006 tops out at 300 hp. Engine specs for the Seaswirl 2101 Dual Console I/O 2006 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Seaswirl 2301 Dual Console O/B 2006 carries 135 gallons versus 105 gallons in the Seaswirl 2101 Dual Console I/O 2006. 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 2301 Dual Console O/B 2006 is rated for 7 passengers, while the Seaswirl 2101 Dual Console I/O 2006 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Seaswirl 2301 Dual Console O/B 2006 could be the deciding factor.

Bottom line: Choose the Seaswirl 2301 Dual Console O/B 2006 if your priority is putting more people on the water — it handles 7 passengers and at 24,0 ft it has the deck room to back that rating up comfortably. The Seaswirl 2101 Dual Console I/O 2006 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

MakeSeaswirl

Model2101 Dual Console I/O

Model2301 Dual Console O/B

Model Year2006

Measurements / Dimensions

Beam102 in. (2.59 m)

Beam - Meters2.59

Beam - Inches102

Bridge clearance - Detail62 in. (1.57 m)

Bridge clearance - Detail70 in. (1.78 m)

Bridge clearance - Meters1.57

Bridge clearance - Meters1.78

Bridge clearance - Inches62

Bridge clearance - Inches7

Deadrise20℃

Length - Meters6.55

Length - Meters7.37

Length - Feet21

Length - Feet24

Length - Inches6

Length - Inches2

Length overall - Detail21 ft. 6 in. (6.55 m)

Length overall - Detail24 ft. 2 in. (7.37 m)

Length overall - Meters6.55

Length overall - Meters7.37

Length overall - Inches258

Length overall - Inches29

Draft [drive up] - Detailnot available

Draft [drive up] - Detail17 in. (.43 m)

Draft [drive up] metersnot available

Draft [drive up] meters0.43

Draft [drive up] inchesnot available

Draft [drive up] inches17

Draft [max] - Detailnot available

Draft [max] - Detail33 in. (.84 m)

Draft [max] - Metersnot available

Draft [max] - Meters0.84

Draft [max] - Inchesnot available

Draft [max] - Inches33

Weight - Detailnot available

Weight - Detailw/ standard engine: 3,900 lbs. (1,769 kg)

Weight - kgnot available

Weight - kg1769.01

Weight - lbs.not available

Weight - lbs.39

Engine and Drivetrain

Fuel tank capacity - Detail105 gal. (397 l)

Fuel tank capacity - Detail135 gal. (511 l)

Fuel tank capacity - Liters397.47

Fuel tank capacity - Liters511.03

Fuel tank capacity - Gal105

Fuel tank capacity - Gal135

Fuel typeGas or diesel

Fuel typeGas

Drive typeI/O

Drive typeOutboard

Engine maxnot available

Engine max300 hp (224 kw) Standard: 200 hp (150 kw)

Operational Info

Maximum capacitynot available

Maximum capacity3,100 lbs. (1,406 kg)

Seaswirl 2101 Dual Console I/O 2006 vs Seaswirl 2301 Dual Console O/B 2006 — Common Questions

Which is the larger boat — the Seaswirl 2101 Dual Console I/O 2006 or the Seaswirl 2301 Dual Console O/B 2006?

The Seaswirl 2301 Dual Console O/B 2006 is the longer of the two at 24,0 feet overall. The Seaswirl 2101 Dual Console I/O 2006 comes in at 21,0 feet, making it roughly 3,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

What is the maximum horsepower rating for these boats?

The Seaswirl 2301 Dual Console O/B 2006 has a documented max rating of 300 hp. Engine specifications for the Seaswirl 2101 Dual Console 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 2101 Dual Console I/O 2006 is Coast Guard rated for 6 passengers, while the Seaswirl 2301 Dual Console O/B 2006 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.

Do these boats require an oversize trailer permit to tow on US highways?

Both the Seaswirl 2101 Dual Console I/O 2006 and Seaswirl 2301 Dual Console O/B 2006 share an 102 in. (2.59 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 Seaswirl 2101 Dual Console I/O 2006 or the Seaswirl 2301 Dual Console O/B 2006?

The Seaswirl 2301 Dual Console O/B 2006 has the bigger tank at 135 gallons, versus 105 gallons on the Seaswirl 2101 Dual Console I/O 2006. That 30-gallon difference translates to roughly 90–150 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Seaswirl 2101 Dual Console I/O 2006 and Seaswirl 2301 Dual Console O/B 2006 from the same manufacturer?

Yes — both the Seaswirl 2101 Dual Console I/O 2006 and the Seaswirl 2301 Dual Console O/B 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.

← Seaswirl 2101 Dual Console I/O 2006 full specs ← Seaswirl 2301 Dual Console O/B 2006 full specs