Premier Boats 225 Castaway 2004 boat specs
Premier Boats
Premier Boats 225 Castaway 2004
2004
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VS
Premier Boats Boundary Waters 310  2009 boat specs
Premier Boats
Premier Boats Boundary Waters 310 2009
2009
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Premier Boats 225 Castaway 2004 vs Premier Boats Boundary Waters 310 2009 — Same Brand, Different Boat

The Premier Boats 225 Castaway 2004 vs Premier Boats Boundary Waters 310 2009 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 Premier Boats Boundary Waters 310 2009 measures 31,0 feet overall (2009), giving it roughly 9,0 additional feet of deck space compared to the Premier Boats 225 Castaway 2004 at 22,0 feet (2004). Weight tells a clearer story for trailering families: the Premier Boats 225 Castaway 2004 tips the scales at 235 lbs — 196 lbs more than the Premier Boats Boundary Waters 310 2009 at 39 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 Premier Boats Boundary Waters 310 2009 tops out at 150 hp. Engine specs for the Premier Boats 225 Castaway 2004 aren't listed — confirm with a dealer before selecting an outboard.Fuel capacity breaks the other way: the Premier Boats 225 Castaway 2004 carries 25 gallons versus 3 gallons in the Premier Boats Boundary Waters 310 2009. 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 Premier Boats Boundary Waters 310 2009 is rated for 21 passengers, while the Premier Boats 225 Castaway 2004 caps at 8. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Premier Boats Boundary Waters 310 2009 could be the deciding factor.

The Premier Boats 225 Castaway 2004 is an inflatable design — lighter, easier to store, and quicker to launch from a beach or dock without a slipway. The Premier Boats Boundary Waters 310 2009 is a rigid hull, which typically offers a more confident ride in chop and easier maintenance over the long term.

Bottom line: Choose the Premier Boats Boundary Waters 310 2009 if your priority is putting more people on the water — it handles 21 passengers and at 31,0 ft it has the deck room to back that rating up comfortably. The Premier Boats 225 Castaway 2004 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 8 that costs less to run day-to-day.
General Boat Info
MakePremier Boats
MakePremier Boats
Model225 Castaway
ModelBoundary Waters 31
Model Year2004
Model Year2009
Measurements / Dimensions
Beam8 ft. 6 in
Beam10 ft. 2 in
Beam - Meters2.59
Beam - Meters3.1
Beam - Inches102
Beam - Inches122
Weight - Detail1,980 lbs. (2 tubes) 2,350 lbs. (3 tubes)
Weight - Detail3,400 lbs. (2 tubes) 3,900 lbs. (3 tubes)
Weight - kg1065.94
Weight - kg1769.01
Weight - lbs.235
Weight - lbs.39
Length - Feet22
Length - Feet31
Length - Inches9
Length - Inches4
Length overall - Detail22 ft. 9 in
Length overall - Detail31 ft. 4 in
Length overall - Meters6.93
Length overall - Meters9.55
Length overall - Inches273
Length overall - Inches376
Length [deck]not available
Length [deck]31 ft. 0 in
Pontoon and Inflatable Specific
Tube diameter25 in
Tube diameter27 in
Number of tubes2
Number of tubes2 or 3
Engine and Drivetrain
Engine/s standard120 hp (2 tubes) 175 hp (3 tubes) 200 hp (PTX)
Engine/s standardnot available
Fuel tank capacity - Detail25 gal
Fuel tank capacity - Detail30 gal. (standard)
Fuel tank capacity - Liters94.64
Fuel tank capacity - Liters113.56
Fuel tank capacity - Gal25
Fuel tank capacity - Gal3
Drive typeOutBoard
Drive typeOutboard
Fuel typenot available
Fuel typeGas
Engine maxnot available
Engine max150 hp (2 tubes) 350 hp (3 tubes / 30 in. PTX) 350 hp (36 in. PTX) 700 hp (Twin 36 in. PTX)
Operational Info
Maximum capacity2,272 lbs. (2 tubes) 9 persons / 2,272 lbs. (3 tubes)
Maximum capacity3,875 lbs. (2 tubes) 4,600 lbs. (3 tubes) 5,000 lbs. (36 in. PTX)
Maximum people8
Maximum people21 (2 tubes) 23 (3 tubes) 25 (36 in. PTX)
Headnot available
HeadPorta Potti
Body / Hull
Hull materialnot available
Hull materialAluminum
Hull thicknessnot available
Hull thickness.090 gauge (.100 nosecone)
Hull typenot available
Hull typePontoon

Premier Boats 225 Castaway 2004 vs Premier Boats Boundary Waters 310 2009 — Common Questions

Which is the larger boat — the Premier Boats 225 Castaway 2004 or the Premier Boats Boundary Waters 310 2009?
The Premier Boats Boundary Waters 310 2009 is the longer of the two at 31,0 feet overall. The Premier Boats 225 Castaway 2004 comes in at 22,0 feet, making it roughly 9,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Premier Boats 225 Castaway 2004 or the Premier Boats Boundary Waters 310 2009?
For trailering, the Premier Boats Boundary Waters 310 2009 has the edge at 39 lbs dry weight versus 235 lbs for the Premier Boats 225 Castaway 2004. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
What is the maximum horsepower rating for these boats?
The Premier Boats Boundary Waters 310 2009 has a documented max rating of 150 hp. Engine specifications for the Premier Boats 225 Castaway 2004 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 Premier Boats 225 Castaway 2004 is Coast Guard rated for 8 passengers, while the Premier Boats Boundary Waters 310 2009 is certified for 21. 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 Premier Boats Boundary Waters 310 2009 measures 122" wide, compared to 102" for the Premier Boats 225 Castaway 2004. 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 Premier Boats 225 Castaway 2004 or the Premier Boats Boundary Waters 310 2009?
The Premier Boats 225 Castaway 2004 has the bigger tank at 25 gallons, versus 3 gallons on the Premier Boats Boundary Waters 310 2009. That 22-gallon difference translates to roughly 66–110 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Premier Boats 225 Castaway 2004 and Premier Boats Boundary Waters 310 2009 from the same manufacturer?
Yes — both the Premier Boats 225 Castaway 2004 and the Premier Boats Boundary Waters 310 2009 are built by Premier Boats. 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.