Bennington 22SLi 2010 boat specs
Bennington
Bennington 22SLi 2010
2010
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VS
Bennington 257 L 2004 boat specs
Bennington
Bennington 257 L 2004
2004
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Bennington 22SLi 2010 vs Bennington 257 L 2004 — Same Brand, Different Boat

The Bennington 22SLi 2010 vs Bennington 257 L 2004 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 — Bennington 22SLi 2010 at 21,7 ft versus Bennington 257 L 2004 at 24,0 ft. Weight tells a clearer story for trailering families: the Bennington 22SLi 2010 tips the scales at 1 745 lbs — 1 533 lbs more than the Bennington 257 L 2004 at 212 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 125 hp, the Bennington 257 L 2004 has a 102-hp advantage over the Bennington 22SLi 2010's 23-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Both carry nearly identical fuel loads — 24 gal and 26 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The Bennington 22SLi 2010 is rated for 23 passengers, while the Bennington 257 L 2004 caps at 12. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Bennington 22SLi 2010 could be the deciding factor.

Bottom line: Choose the Bennington 22SLi 2010 if your priority is putting more people on the water — it handles 23 passengers and at 21,7 ft it has the deck room to back that rating up comfortably. The Bennington 257 L 2004 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 12 that costs less to run day-to-day.
General Boat Info
MakeBennington
MakeBennington
Model22SLi
Model257 L
Model Year201
Model Year2004
Measurements / Dimensions
Beam8 ft. 6 in
Beam8 ft
Beam - Meters2.59
Beam - Meters2.44
Beam - Inches102
Beam - Inches96
Weight - Detail23 in. Tubes: 1,670 lbs. 25 in. Tubes: 1,745 lbs. Express: 1,745 lbs
Weight - Detail2,120 lbs
Weight - kg791.52
Weight - kg961.62
Weight - lbs.1745
Weight - lbs.212
Length [deck]19 ft. 11 in
Length [deck]not available
Length - Feet21.67
Length - Feet24
Length overall - Detail21 ft. 8 in
Length overall - Detail24 ft. 11 in
Length overall - Meters6.6
Length overall - Meters7.59
Length overall - Inches26
Length overall - Inches299
Length - Inchesnot available
Length - Inches11
Body / Hull
Hull materialAluminum
Hull materialnot available
Hull typePontoon
Hull typenot available
Pontoon and Inflatable Specific
Tube diameter23 or 25 in
Tube diameter23 in
Tube gauge0.080 in
Tube gaugenot available
Number of tubes2
Number of tubesnot available
Engine and Drivetrain
Fuel tank capacity - Detail24 gal
Fuel tank capacity - Detail26 gal
Fuel tank capacity - Liters90.85
Fuel tank capacity - Liters98.42
Fuel tank capacity - Gal24
Fuel tank capacity - Gal26
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typeOutBoard
Engine max23 in. Tubes: 90 hp 25 in. Tubes: 115 hp Express: 115 hp
Engine max125 hp
Operational Info
Maximum capacity23 in. Tubes: 1,280 lbs. 25 in. Tubes: 1,455 lbs. Express: 1,455 lbs
Maximum capacity1,700 lbs
Maximum people23 in. Tubes: 9 25 in. Tubes: 10 Express: 1
Maximum people12

Bennington 22SLi 2010 vs Bennington 257 L 2004 — Common Questions

Which is the larger boat — the Bennington 22SLi 2010 or the Bennington 257 L 2004?
The Bennington 257 L 2004 is the longer of the two at 24,0 feet overall. The Bennington 22SLi 2010 comes in at 21,7 feet, making it roughly 2,3 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Bennington 22SLi 2010 or the Bennington 257 L 2004?
For trailering, the Bennington 257 L 2004 has the edge at 212 lbs dry weight versus 1 745 lbs for the Bennington 22SLi 2010. 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.
Which boat can handle a bigger outboard?
The Bennington 257 L 2004 is rated to a maximum of 125 hp, giving it the larger power ceiling. The Bennington 22SLi 2010 tops out at 23 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Bennington 22SLi 2010 is Coast Guard rated for 23 passengers, while the Bennington 257 L 2004 is certified for 12. 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 Bennington 22SLi 2010 measures 102" wide, compared to 96" for the Bennington 257 L 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.
How do the fuel tanks compare on the Bennington 22SLi 2010 and Bennington 257 L 2004?
Both boats carry similar fuel loads — 24 gallons and 26 gallons respectively. Range will depend heavily on motor choice, throttle usage, and whether you're on flat lake water or coastal chop.
Are the Bennington 22SLi 2010 and Bennington 257 L 2004 from the same manufacturer?
Yes — both the Bennington 22SLi 2010 and the Bennington 257 L 2004 are built by Bennington. 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.