Detailed Evaluation & Buyer Recommendation
Seaswirl 1851 Center Console O/B 2007 vs Seaswirl 2901 Walkaround O/B 2008 — Same Brand, Different Boat
The Seaswirl 1851 Center Console O/B 2007 vs Seaswirl 2901 Walkaround O/B 2008 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 2901 Walkaround O/B 2008 measures 29,0 feet overall (2008), giving it roughly 11,0 additional feet of deck space compared to the Seaswirl 1851 Center Console O/B 2007 at 18,0 feet (2007). Weight tells a clearer story for trailering families: the Seaswirl 1851 Center Console O/B 2007 tips the scales at 245 lbs — 244 lbs more than the Seaswirl 2901 Walkaround O/B 2008 at 1 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.
The power gap is worth calling out. Rated to 500 hp, the Seaswirl 2901 Walkaround O/B 2008 has a 325-hp advantage over the Seaswirl 1851 Center Console O/B 2007's 175-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 2901 Walkaround O/B 2008 carries 239 gallons versus 62 gallons in the Seaswirl 1851 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 2901 Walkaround O/B 2008 is rated for 9 passengers, while the Seaswirl 1851 Center Console O/B 2007 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Seaswirl 2901 Walkaround O/B 2008 could be the deciding factor.
Bottom line: Choose the Seaswirl 2901 Walkaround O/B 2008 if your priority is putting more people on the water — it handles 9 passengers and at 29,0 ft it has the deck room to back that rating up comfortably. The Seaswirl 1851 Center Console O/B 2007 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 Center Console O/B
Model2901 Walkaround O/B
Model Year2007
Model Year2008
Measurements / Dimensions
Beam - Meters2.29
Beam - Meters3.18
Beam - Inches9
Beam - Inches125
Bridge clearance - Detail70 in
Bridge clearance - Detail9 ft. 3 in. w/ hardtop
Bridge clearance - Meters1.78
Bridge clearance - Meters2.82
Bridge clearance - Inches7
Bridge clearance - Inches111
Deadrise20℃
Deadrise20℃
Draft [drive up] - Detail14 in
Draft [drive up] - Detail15 in
Draft [drive up] meters0.36
Draft [drive up] meters0.38
Draft [drive up] inches14
Draft [drive up] inches15
Draft [max] - Detail30 in
Draft [max] - Detail31 in
Draft [max] - Meters0.76
Draft [max] - Meters0.79
Draft [max] - Inches3
Draft [max] - Inches31
Weight - Detail2,450 lbs. w/ standard engine
Weight - Detail10,000 lbs. (w/o power)
Weight - kg1111.3
Weight - kg4535.92
Weight - lbs.245
Weight - lbs.1
Length - Feet18
Length - Feet29
Length - Inches6
Length - Inches8
Length overall - Detail18 ft. 6 in
Length overall - Detail29 ft. 8 in
Length overall - Meters5.64
Length overall - Meters9.04
Length overall - Inches222
Length overall - Inches356
Body / Hull
Hull materialFiberglass
Hull materialFiberglass
Hull typenot available
Hull typeDeep Vee
Engine and Drivetrain
Engine/s standardYamaha F115 TXR - 4-stroke
Engine/s standard450 hp
Fuel tank capacity - Detail62 gal
Fuel tank capacity - Detail239 gal
Fuel tank capacity - Liters234.7
Fuel tank capacity - Liters904.71
Fuel tank capacity - Gal62
Fuel tank capacity - Gal239
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typeOutboard
Engine max175 hp Standard: 115 hp
Engine max500 hp
Operational Info
Maximum capacity1,900 lbs
Maximum capacitynot available
Headroomnot available
Headroom6 ft. 5 in
Water capacitynot available
Water capacity29 gal
Holding tank capacity - Detailnot available
Holding tank capacity - Detail11 gal
Holding tank capacity - Litersnot available
Holding tank capacity - Liters41.64
Holding tank capacity - Galnot available
Holding tank capacity - Gal11