Seaswirl 170 Fish-N-Ski O/B 2006 vs Seaswirl 2101 Dual Console I/O 2006 - Boat Spec Comparison

Q: Which is the larger boat — the Seaswirl 170 Fish-N-Ski O/B 2006 or the Seaswirl 2101 Dual Console I/O 2006?

The Seaswirl 2101 Dual Console I/O 2006 is the longer of the two at 21,0 feet overall. The Seaswirl 170 Fish-N-Ski O/B 2006 comes in at 17,0 feet, making it roughly 4,0 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 170 Fish-N-Ski O/B 2006 has a documented max rating of 140 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 170 Fish-N-Ski O/B 2006 is Coast Guard rated for 5 passengers, while the Seaswirl 2101 Dual Console I/O 2006 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.

Q: Which boat is wider, and does it affect trailering?

The Seaswirl 2101 Dual Console I/O 2006 measures 102" wide, compared to 93" for the Seaswirl 170 Fish-N-Ski O/B 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.

Q: Which boat has the larger fuel tank — the Seaswirl 170 Fish-N-Ski O/B 2006 or the Seaswirl 2101 Dual Console I/O 2006?

The Seaswirl 2101 Dual Console I/O 2006 has the bigger tank at 105 gallons, versus 23 gallons on the Seaswirl 170 Fish-N-Ski O/B 2006. That 82-gallon difference translates to roughly 246–410 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Seaswirl 170 Fish-N-Ski O/B 2006 and Seaswirl 2101 Dual Console I/O 2006 from the same manufacturer?

Yes — both the Seaswirl 170 Fish-N-Ski O/B 2006 and the Seaswirl 2101 Dual Console 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.

Boat Comparison

Seaswirl 170 Fish-N-Ski O/B 2006 vs Seaswirl 2101 Dual Console I/O 2006

Seaswirl

Seaswirl 170 Fish-N-Ski O/B 2006

2006

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Seaswirl

Seaswirl 2101 Dual Console I/O 2006

2006

View full specs →

Detailed Evaluation & Buyer Recommendation

Seaswirl 170 Fish-N-Ski O/B 2006 vs Seaswirl 2101 Dual Console I/O 2006 — Same Brand, Different Boat

The Seaswirl 170 Fish-N-Ski O/B 2006 vs Seaswirl 2101 Dual Console 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.

The Seaswirl 170 Fish-N-Ski O/B 2006 carries a rated maximum of 140 hp. Engine data for the Seaswirl 2101 Dual Console I/O 2006 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Seaswirl 2101 Dual Console I/O 2006 carries 105 gallons versus 23 gallons in the Seaswirl 170 Fish-N-Ski O/B 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 2101 Dual Console I/O 2006 is rated for 6 passengers, while the Seaswirl 170 Fish-N-Ski O/B 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 2101 Dual Console I/O 2006 could be the deciding factor.

Bottom line: Choose the Seaswirl 2101 Dual Console I/O 2006 if your priority is putting more people on the water — it handles 6 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Seaswirl 170 Fish-N-Ski O/B 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

Model170 Fish-N-Ski O/B

Model2101 Dual Console I/O

Model Year2006

Measurements / Dimensions

Beam93 in. (2.36 m)

Beam102 in. (2.59 m)

Beam - Meters2.36

Beam - Meters2.59

Beam - Inches93

Beam - Inches102

Deadrise20℃

Draft [max] - Detail30 in. (.76 m)

Draft [max] - Detailnot available

Draft [max] - Meters0.76

Draft [max] - Metersnot available

Draft [max] - Inches3

Draft [max] - Inchesnot available

Weight - Detailw/ standard engine: 2,055 lbs. (932 kg)

Weight - Detailnot available

Weight - kg932.13

Weight - kgnot available

Weight - lbs.2055

Weight - lbs.not available

Length - Meters5.28

Length - Meters6.55

Length - Feet17

Length - Feet21

Length - Inches4

Length - Inches6

Length overall - Detail17 ft. 4 in. (5.28 m)

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

Length overall - Meters5.28

Length overall - Meters6.55

Length overall - Inches208

Length overall - Inches258

Bridge clearance - Detailnot available

Bridge clearance - Detail62 in. (1.57 m)

Bridge clearance - Metersnot available

Bridge clearance - Meters1.57

Bridge clearance - Inchesnot available

Bridge clearance - Inches62

Engine and Drivetrain

Fuel tank capacity - Detail23 gal. (87 l)

Fuel tank capacity - Detail105 gal. (397 l)

Fuel tank capacity - Liters87.06

Fuel tank capacity - Liters397.47

Fuel tank capacity - Gal23

Fuel tank capacity - Gal105

Fuel typeGas

Fuel typeGas or diesel

Drive typeOutboard

Drive typeI/O

Engine max140 hp (104 kw) Standard: 90 hp (67 kw)

Engine maxnot available

Operational Info

Maximum capacity1,750 lbs. (794 kg)

Maximum capacitynot available

Seaswirl 170 Fish-N-Ski O/B 2006 vs Seaswirl 2101 Dual Console I/O 2006 — Common Questions

Which is the larger boat — the Seaswirl 170 Fish-N-Ski O/B 2006 or the Seaswirl 2101 Dual Console I/O 2006?

The Seaswirl 2101 Dual Console I/O 2006 is the longer of the two at 21,0 feet overall. The Seaswirl 170 Fish-N-Ski O/B 2006 comes in at 17,0 feet, making it roughly 4,0 ft shorter — a meaningful difference in deck room and overall on-water presence.

What is the maximum horsepower rating for these boats?

The Seaswirl 170 Fish-N-Ski O/B 2006 has a documented max rating of 140 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 170 Fish-N-Ski O/B 2006 is Coast Guard rated for 5 passengers, while the Seaswirl 2101 Dual Console I/O 2006 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.

Which boat is wider, and does it affect trailering?

The Seaswirl 2101 Dual Console I/O 2006 measures 102" wide, compared to 93" for the Seaswirl 170 Fish-N-Ski O/B 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 170 Fish-N-Ski O/B 2006 or the Seaswirl 2101 Dual Console I/O 2006?

The Seaswirl 2101 Dual Console I/O 2006 has the bigger tank at 105 gallons, versus 23 gallons on the Seaswirl 170 Fish-N-Ski O/B 2006. That 82-gallon difference translates to roughly 246–410 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Seaswirl 170 Fish-N-Ski O/B 2006 and Seaswirl 2101 Dual Console I/O 2006 from the same manufacturer?

Yes — both the Seaswirl 170 Fish-N-Ski O/B 2006 and the Seaswirl 2101 Dual Console 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.

← Seaswirl 170 Fish-N-Ski O/B 2006 full specs ← Seaswirl 2101 Dual Console I/O 2006 full specs