Achilles LS4-RU 2007 boat specs
Achilles
Achilles LS4-RU 2007
2007
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VS
Achilles SPD-96 2007 boat specs
Achilles
Achilles SPD-96 2007
2007
View full specs →

Achilles LS4-RU 2007 vs Achilles SPD-96 2007 — Same Brand, Different Boat

The Achilles LS4-RU 2007 vs Achilles SPD-96 2007 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 — Achilles LS4-RU 2007 at 8,0 ft versus Achilles SPD-96 2007 at 9,0 ft. At 63 lbs and 91 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 — 6 hp for the Achilles LS4-RU 2007 and 8 hp for the Achilles SPD-96 2007. 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 boats are rated for 4 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.

At this size, power-to-weight ratio matters more than outright horsepower. The Achilles LS4-RU 2007 comes in at 11 lbs per hp versus 11 lbs per hp for the Achilles SPD-96 2007. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.

Bottom line: The Achilles LS4-RU 2007 and Achilles SPD-96 2007 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
MakeAchilles
MakeAchilles
ModelLS4-RU
ModelSPD-96
Model Year2007
Model Year2007
Measurements / Dimensions
Beam4 ft. 8 in. (142 cm)
Beam5 ft. 2 in. (158 cm)
Beam - Meters1.42
Beam - Meters1.57
Beam - Inches56
Beam - Inches62
Weight - Detail63 lbs. (28.5 kg)
Weight - Detail91 lbs. (41.5 kg)
Weight - kg28.58
Weight - kg41.28
Weight - lbs.63
Weight - lbs.91
Length - Feet8
Length - Feet9
Length - Inches8
Length - Inches6
Length overall - Detail8 ft. 8 in. (265 cm)
Length overall - Detail9 ft. 6 in. (295 cm)
Length overall - Meters2.64
Length overall - Meters2.9
Length overall - Inches104
Length overall - Inches114
Pontoon and Inflatable Specific
Tube diameter15 in. (38 cm)
Tube diameter17 in. (43 cm)
Engine and Drivetrain
Drive typeOutboard
Drive typeOutboard
Engine max6 hp
Engine max8 hp
Operational Info
Maximum capacity840 lbs. (380 kg)
Maximum capacity1,140 lbs. (520 kg)
Maximum people4
Maximum people4

Achilles LS4-RU 2007 vs Achilles SPD-96 2007 — Common Questions

Which is the larger boat — the Achilles LS4-RU 2007 or the Achilles SPD-96 2007?
The Achilles SPD-96 2007 is the longer of the two at 9,0 feet overall. The Achilles LS4-RU 2007 comes in at 8,0 feet, making it roughly 1,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Achilles LS4-RU 2007 or the Achilles SPD-96 2007?
For trailering, the Achilles LS4-RU 2007 has the edge at 63 lbs dry weight versus 91 lbs for the Achilles SPD-96 2007. 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 Achilles LS4-RU 2007 is Coast Guard rated for 4 passengers, while the Achilles SPD-96 2007 is certified for 4. 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 has the better power-to-weight ratio?
The Achilles LS4-RU 2007 has a better power-to-weight ratio at 11 lbs per hp compared to 11 lbs per hp for the Achilles SPD-96 2007. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Which boat is wider, and does it affect trailering?
The Achilles SPD-96 2007 measures 62" wide, compared to 56" for the Achilles LS4-RU 2007. 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.
Are the Achilles LS4-RU 2007 and Achilles SPD-96 2007 from the same manufacturer?
Yes — both the Achilles LS4-RU 2007 and the Achilles SPD-96 2007 are built by Achilles. 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.