Detailed Evaluation & Buyer Recommendation
Seaswirl 1851 Dual Console I/O 2006 vs Seaswirl 2301 Center Console O/B 2006 — Same Brand, Different Boat
The Seaswirl 1851 Dual Console I/O 2006 vs Seaswirl 2301 Center 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.
Size is the most obvious dividing line here. The Seaswirl 2301 Center Console O/B 2006 measures 24,0 feet overall (2006), giving it roughly 6,0 additional feet of deck space compared to the Seaswirl 1851 Dual Console I/O 2006 at 18,0 feet (2006). At 305 lbs and 355 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.
The power gap is worth calling out. Rated to 300 hp, the Seaswirl 2301 Center Console O/B 2006 has a 75-hp advantage over the Seaswirl 1851 Dual Console I/O 2006's 225-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Seaswirl 2301 Center Console O/B 2006 carries 135 gallons versus 62 gallons in the Seaswirl 1851 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 Center Console O/B 2006 is rated for 7 passengers, while the Seaswirl 1851 Dual Console 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 2301 Center Console O/B 2006 could be the deciding factor.
Bottom line: Choose the Seaswirl 2301 Center 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 1851 Dual Console 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
Model1851 Dual Console I/O
Model2301 Center Console O/B
Model Year2006
Model Year2006
Measurements / Dimensions
Beam90 in. (2.29 m)
Beam102 in. (2.59 m)
Beam - Meters2.29
Beam - Meters2.59
Beam - Inches9
Beam - Inches102
Bridge clearance - Detail50 in. (1.27 m)
Bridge clearance - Detail75 in. (1.91 m)
Bridge clearance - Meters1.27
Bridge clearance - Meters1.91
Bridge clearance - Inches5
Bridge clearance - Inches75
Deadrise20℃
Deadrise20℃
Draft [drive up] - Detail15 in. (.38 m)
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. (.79 m)
Draft [max] - Detail33 in. (.84 m)
Draft [max] - Meters0.79
Draft [max] - Meters0.84
Draft [max] - Inches31
Draft [max] - Inches33
Weight - Detailw/ standard engine: 3,050 lbs. (1,383 kg)
Weight - Detailw/ standard engine: 3,550 lbs. (1,610 kg)
Weight - kg1383.46
Weight - kg1610.25
Weight - lbs.305
Weight - lbs.355
Length - Meters5.64
Length - Meters7.37
Length - Feet18
Length - Feet24
Length - Inches6
Length - Inches2
Length overall - Detail18 ft. 6 in. (5.64 m)
Length overall - Detail24 ft. 2 in. (7.37 m)
Length overall - Meters5.64
Length overall - Meters7.37
Length overall - Inches222
Length overall - Inches29
Engine and Drivetrain
Fuel tank capacity - Detail62 gal. (235 l)
Fuel tank capacity - Detail135 gal. (511 l)
Fuel tank capacity - Liters234.7
Fuel tank capacity - Liters511.03
Fuel tank capacity - Gal62
Fuel tank capacity - Gal135
Drive typeI/O
Drive typeOutboard
Engine max225 hp (168 kw) Standard: 135 hp (101 kw)
Engine max300 hp (224 kw) Standard: 200 hp (150 kw)
Operational Info
Maximum capacity1,400 lbs. (635 kg)
Maximum capacity3,100 lbs. (1,406 kg)