Achilles FRB-104 2011 boat specs
Achilles
Achilles FRB-104 2011
2011
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VS
Achilles SPD-96 2006 boat specs
Achilles
Achilles SPD-96 2006
2006
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Achilles FRB-104 2011 vs Achilles SPD-96 2006 — Same Brand, Different Boat

The Achilles FRB-104 2011 vs Achilles SPD-96 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 — Achilles FRB-104 2011 at 10,3 ft versus Achilles SPD-96 2006 at 9,0 ft. At 108 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 — 15 hp for the Achilles FRB-104 2011 and 8 hp for the Achilles SPD-96 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 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 FRB-104 2011 comes in at 7 lbs per hp versus 11 lbs per hp for the Achilles SPD-96 2006. 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.

The Achilles FRB-104 2011 is an inflatable design — lighter, easier to store, and quicker to launch from a beach or dock without a slipway. The Achilles SPD-96 2006 is a rigid hull, which typically offers a more confident ride in chop and easier maintenance over the long term.

Bottom line: The Achilles FRB-104 2011 and Achilles SPD-96 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
MakeAchilles
MakeAchilles
ModelFRB-104
ModelSPD-96
Model Year2011
Model Year2006
Measurements / Dimensions
Beam2 ft. 4 in. (72 cm) inside
Beam5 ft. 2 in. (158 cm)
Beam - Meters0.71
Beam - Meters1.57
Beam - Inches28
Beam - Inches62
Weight - Detail108 lbs. (49 kg)
Weight - Detail91 lbs. (41.5 kg)
Weight - kg48.99
Weight - kg41.28
Weight - lbs.108
Weight - lbs.91
Length - Feet10.33
Length - Feet9
Length overall - Detail10 ft. 4 in
Length overall - Detail9 ft. 6 in. (295 cm)
Length overall - Meters3.15
Length overall - Meters2.9
Length overall - Inches124
Length overall - Inches114
Length - Inchesnot available
Length - Inches6
Body / Hull
Hull materialInflatable
Hull materialnot available
Hull typeInflatable Non Rigid
Hull typenot available
Pontoon and Inflatable Specific
Tube diameter17 in. (43 cm)
Tube diameter17 in. (43 cm)
Number of tubes2 air chambers and keel
Number of tubesnot available
Engine and Drivetrain
Fuel typeGas
Fuel typenot available
Drive typeOutboard
Drive typeOutboard
Engine max15 hp
Engine max8 hp
Operational Info
Maximum capacity1,230 lbs. (560 kg)
Maximum capacity1,140 lbs. (520 kg)
Maximum people4
Maximum people4

Achilles FRB-104 2011 vs Achilles SPD-96 2006 — Common Questions

Which is the larger boat — the Achilles FRB-104 2011 or the Achilles SPD-96 2006?
The Achilles FRB-104 2011 is the longer of the two at 10,3 feet overall. The Achilles SPD-96 2006 comes in at 9,0 feet, making it roughly 1,3 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Achilles FRB-104 2011 or the Achilles SPD-96 2006?
For trailering, the Achilles SPD-96 2006 has the edge at 91 lbs dry weight versus 108 lbs for the Achilles FRB-104 2011. 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 Achilles FRB-104 2011 is rated to a maximum of 15 hp, giving it the larger power ceiling. The Achilles SPD-96 2006 tops out at 8 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 Achilles FRB-104 2011 is Coast Guard rated for 4 passengers, while the Achilles SPD-96 2006 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 FRB-104 2011 has a better power-to-weight ratio at 7 lbs per hp compared to 11 lbs per hp for the Achilles SPD-96 2006. 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 2006 measures 62" wide, compared to 28" for the Achilles FRB-104 2011. 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 FRB-104 2011 and Achilles SPD-96 2006 from the same manufacturer?
Yes — both the Achilles FRB-104 2011 and the Achilles SPD-96 2006 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.