Sanpan SP2500 RE 3-Gate I/O 2006 boat specs
Sanpan
Sanpan SP2500 RE 3-Gate I/O 2006
2006
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VS
Sanpan SP2500 RE 4-Gate I/O 2006 boat specs
Sanpan
Sanpan SP2500 RE 4-Gate I/O 2006
2006
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Sanpan SP2500 RE 3-Gate I/O 2006 vs Sanpan SP2500 RE 4-Gate I/O 2006 — Same Brand, Different Boat

The Sanpan SP2500 RE 3-Gate I/O 2006 vs Sanpan SP2500 RE 4-Gate 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.

On paper these two are close siblings in the size department — Sanpan SP2500 RE 3-Gate I/O 2006 at 25,0 ft versus Sanpan SP2500 RE 4-Gate I/O 2006 at 25,0 ft. At 2 658 lbs and 2 658 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.

Both boats share a closely matched power ceiling — 220 hp for the Sanpan SP2500 RE 3-Gate I/O 2006 and 220 hp for the Sanpan SP2500 RE 4-Gate I/O 2006. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Both carry nearly identical fuel loads — 37 gal and 37 gal — so range won't be a tiebreaker here.

Both boats are rated for 15 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

Bottom line: The Sanpan SP2500 RE 3-Gate I/O 2006 and Sanpan SP2500 RE 4-Gate I/O 2006 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeSanpan
MakeSanpan
ModelSP2500 RE 3-Gate I/O
ModelSP2500 RE 4-Gate I/O
Model Year2006
Model Year2006
Measurements / Dimensions
Beam8 ft.6 in
Beam8 ft. 6 in
Beam - Meters2.59
Beam - Meters2.59
Beam - Inches102
Beam - Inches102
Weight - Detail2,658 lbs
Weight - Detail2,658 lbs
Weight - kg1205.65
Weight - kg1205.65
Weight - lbs.2658
Weight - lbs.2658
Length - Feet25
Length - Feet25
Length - Inches2
Length - Inches2
Length overall - Detail25 ft. 2 in
Length overall - Detail25 ft. 2 in
Length overall - Meters7.67
Length overall - Meters7.67
Length overall - Inches302
Length overall - Inches302
Pontoon and Inflatable Specific
Tube diameter25 in
Tube diameter25 in
Engine and Drivetrain
Fuel tank capacity - Detail37 gal
Fuel tank capacity - Detail37 gal
Fuel tank capacity - Liters140.06
Fuel tank capacity - Liters140.06
Fuel tank capacity - Gal37
Fuel tank capacity - Gal37
Drive typeI/O
Drive typeI/O
Engine max220 hp
Engine max220 hp
Operational Info
Maximum capacity2,050 lbs
Maximum capacity2,050 lbs
Maximum people15
Maximum people15

Sanpan SP2500 RE 3-Gate I/O 2006 vs Sanpan SP2500 RE 4-Gate I/O 2006 — Common Questions

Which is the larger boat — the Sanpan SP2500 RE 3-Gate I/O 2006 or the Sanpan SP2500 RE 4-Gate I/O 2006?
The Sanpan SP2500 RE 4-Gate I/O 2006 is the longer of the two at 25,0 feet overall. The Sanpan SP2500 RE 3-Gate I/O 2006 comes in at 25,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Sanpan SP2500 RE 3-Gate I/O 2006 or the Sanpan SP2500 RE 4-Gate I/O 2006?
For trailering, the Sanpan SP2500 RE 4-Gate I/O 2006 has the edge at 2 658 lbs dry weight versus 2 658 lbs for the Sanpan SP2500 RE 3-Gate I/O 2006. 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.
How many people can each boat hold?
The Sanpan SP2500 RE 3-Gate I/O 2006 is Coast Guard rated for 15 passengers, while the Sanpan SP2500 RE 4-Gate I/O 2006 is certified for 15. 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 Sanpan SP2500 RE 3-Gate I/O 2006 and Sanpan SP2500 RE 4-Gate I/O 2006 share an 8 ft.6 in 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.
How do the fuel tanks compare on the Sanpan SP2500 RE 3-Gate I/O 2006 and Sanpan SP2500 RE 4-Gate I/O 2006?
Both boats carry similar fuel loads — 37 gallons and 37 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Sanpan SP2500 RE 3-Gate I/O 2006 and Sanpan SP2500 RE 4-Gate I/O 2006 from the same manufacturer?
Yes — both the Sanpan SP2500 RE 3-Gate I/O 2006 and the Sanpan SP2500 RE 4-Gate I/O 2006 are built by Sanpan. 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.