Achilles RV-140SB-3T 2011 boat specs
Achilles
Achilles RV-140SB-3T 2011
2011
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VS
Achilles SE-121 2007 boat specs
Achilles
Achilles SE-121 2007
2007
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Achilles RV-140SB-3T 2011 vs Achilles SE-121 2007 — Same Brand, Different Boat

The Achilles RV-140SB-3T 2011 vs Achilles SE-121 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 RV-140SB-3T 2011 at 14,0 ft versus Achilles SE-121 2007 at 12,0 ft. Weight tells a clearer story for trailering families: the Achilles SE-121 2007 tips the scales at 135 lbs — 119 lbs less than the Achilles RV-140SB-3T 2011 at 16 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 Achilles SE-121 2007 tops out at 25 hp. Engine specs for the Achilles RV-140SB-3T 2011 aren't listed — confirm with a dealer before selecting an outboard.

For family outings this is probably the sharpest distinction between the two. The Achilles RV-140SB-3T 2011 is rated for 9 passengers, while the Achilles SE-121 2007 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Achilles RV-140SB-3T 2011 could be the deciding factor.

The Achilles RV-140SB-3T 2011 is an inflatable design — lighter, easier to store, and quicker to launch from a beach or dock without a slipway. The Achilles SE-121 2007 is a rigid hull, which typically offers a more confident ride in chop and easier maintenance over the long term.

Bottom line: Choose the Achilles RV-140SB-3T 2011 if your priority is putting more people on the water — it handles 9 passengers and at 14,0 ft it has the deck room to back that rating up comfortably. The Achilles SE-121 2007 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
General Boat Info
MakeAchilles
MakeAchilles
ModelRV-140SB-3T
ModelSE-121
Model Year2011
Model Year2007
Measurements / Dimensions
Beam6 ft. 8 in. (203 cm)
Beam5 ft. 4 in. (162 cm)
Beam - Meters2.03
Beam - Meters1.63
Beam - Inches8
Beam - Inches64
Weight - Detail160 lbs. (73 kg)
Weight - Detail135 lbs. (61.5 kg)
Weight - kg72.57
Weight - kg61.23
Weight - lbs.16
Weight - lbs.135
Height - Detail30.3 in. bow / stern rise
Height - Detailnot available
Height - Meters0.76
Height - Metersnot available
Height - Inches30.3
Height - Inchesnot available
Length - Feet14
Length - Feet12
Length overall - Detail14 ft. (427 cm)
Length overall - Detail12 ft. 2 in. (365 cm)
Length overall - Meters4.27
Length overall - Meters3.71
Length overall - Inches168
Length overall - Inches146
Length - Inchesnot available
Length - Inches2
Body / Hull
Hull materialInflatable
Hull materialnot available
Hull thickness840 d, tube; 840 d, floor
Hull thicknessnot available
Hull typeInflatable Non Rigid
Hull typenot available
Pontoon and Inflatable Specific
Tube diameter20 in. (51 cm)
Tube diameter17 in. (43 cm)
Number of tubes7 air chambers and floor
Number of tubesnot available
Engine and Drivetrain
Fuel typeOther
Fuel typenot available
Drive typenot available
Drive typeOutboard
Engine maxnot available
Engine max25 hp
Operational Info
Maximum people9
Maximum people5
Maximum capacitynot available
Maximum capacity1,475 lbs. (670 kg)

Achilles RV-140SB-3T 2011 vs Achilles SE-121 2007 — Common Questions

Which is the larger boat — the Achilles RV-140SB-3T 2011 or the Achilles SE-121 2007?
The Achilles RV-140SB-3T 2011 is the longer of the two at 14,0 feet overall. The Achilles SE-121 2007 comes in at 12,0 feet, making it roughly 2,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Achilles RV-140SB-3T 2011 or the Achilles SE-121 2007?
For trailering, the Achilles RV-140SB-3T 2011 has the edge at 16 lbs dry weight versus 135 lbs for the Achilles SE-121 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.
What is the maximum horsepower rating for these boats?
The Achilles SE-121 2007 has a documented max rating of 25 hp. Engine specifications for the Achilles RV-140SB-3T 2011 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 Achilles RV-140SB-3T 2011 is Coast Guard rated for 9 passengers, while the Achilles SE-121 2007 is certified for 5. 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 Achilles SE-121 2007 measures 64" wide, compared to 8" for the Achilles RV-140SB-3T 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 RV-140SB-3T 2011 and Achilles SE-121 2007 from the same manufacturer?
Yes — both the Achilles RV-140SB-3T 2011 and the Achilles SE-121 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.