Archambault Surprise Twin keel Twin keel 1977 boat specs
Archambault
Archambault Surprise Twin keel Twin keel 1977
1977
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VS
Archambault Suspens Fin keel Fin keel 1979 boat specs
Archambault
Archambault Suspens Fin keel Fin keel 1979
1979
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Archambault Surprise Twin keel Twin keel 1977 vs Archambault Suspens Fin keel Fin keel 1979 — Same Brand, Different Boat

The Archambault Surprise Twin keel Twin keel 1977 vs Archambault Suspens Fin keel Fin keel 1979 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.

Size is the most obvious dividing line here. The Archambault Suspens Fin keel Fin keel 1979 measures 30,4 feet overall (1979), giving it roughly 5,3 additional feet of deck space compared to the Archambault Surprise Twin keel Twin keel 1977 at 25,1 feet (1977). Weight tells a clearer story for trailering families: the Archambault Suspens Fin keel Fin keel 1979 tips the scales at 6 118 lbs — 3 142 lbs less than the Archambault Surprise Twin keel Twin keel 1977 at 2 976 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 Archambault Surprise Twin keel Twin keel 1977 carries a rated maximum of 10 hp. Engine data for the Archambault Suspens Fin keel Fin keel 1979 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.

For family outings this is probably the sharpest distinction between the two. The Archambault Suspens Fin keel Fin keel 1979 is rated for 9 passengers, while the Archambault Surprise Twin keel Twin keel 1977 caps at 7. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Archambault Suspens Fin keel Fin keel 1979 could be the deciding factor.

Displacement is where these two sailboats genuinely part ways. The Archambault Suspens Fin keel Fin keel 1979 displaces 6 118 lbs — a 3 142-lb difference over the Archambault Surprise Twin keel Twin keel 1977 at 2 976 lbs. That gap separates two entirely different categories of sailing: the heavier boat is built for offshore passage-making and load-carrying, while the lighter hull rewards performance sailing and easier handling in lighter air.

Both boats draw a similar depth — 5,2 ft and 5,1 ft respectively. Marina access and anchorage options should be broadly equivalent between the two.

The Archambault Surprise Twin keel Twin keel 1977 uses Sloop rigging. The Archambault Surprise Twin keel Twin keel 1977 has a documented auxiliary engine of 10 hp.

The Archambault Surprise Twin keel Twin keel 1977 is trailerable, giving it a significant lifestyle advantage for sailors who want to move between lakes, rivers, and coastal waters without committing to a marina slip. Hull speed is rated at 6,8 knots for the Archambault Suspens Fin keel Fin keel 1979 and 6,2 knots for the Archambault Surprise Twin keel Twin keel 1977.

Bottom line: The Archambault Suspens Fin keel Fin keel 1979 is the offshore and bluewater choice — at 6 118 lbs displacement and 30 ft it has the load capacity, range, and seakeeping for extended passages. The Archambault Surprise Twin keel Twin keel 1977 at 2 976 lbs is the more nimble, accessible option and is trailerable — easier to single-hand and better suited to coastal and inland sailing.
Measurements / Dimensions
Length overall - Detail25.10 ft
Length overall - Detail30.40 ft
Length - Feet25.1
Length - Feet30.4
Length overall - Meters7.65
Length overall - Meters9.27
Length overall - Inches301
Length overall - Inches365
Beam8.10 ft
Beam9.10 ft
Beam - Meters2.47
Beam - Meters2.77
Beam - Inches97
Beam - Inches109
Draft [max] - Detail5.20 ft
Draft [max] - Detail5.11 ft
Draft [max] - Meters1.58
Draft [max] - Meters1.56
Draft [max] - Inches62
Draft [max] - Inches61
Displacement2976.00 lbs
Displacement6118.00 lbs
Body / Hull
Rudder1 spade rudder
Rudder1 spade rudder
Helm1 tiller
Helm1 tiller
Engine and Drivetrain
Horsepower10 hp
Horsepowernot available
Drive typeoutboard
Drive typenot available
Fuel tank capacity - Galnot available
Fuel tank capacity - Gal7.9
Fuel tank capacity - Litersnot available
Fuel tank capacity - Liters29.9
Performance
Maximum speed6.24
Maximum speed6.78
Maximum speed measureknots
Maximum speed measureknots
Operational Info
TrailerableYes
Trailerablenot available
RiggingSloop
RiggingSloop
Mast ConfigurationDeck stepped mast
Mast ConfigurationKeel stepped mast
Boat typeSail
Boat typeSail
Water capacitynot available
Water capacity31.7

Archambault Surprise Twin keel Twin keel 1977 vs Archambault Suspens Fin keel Fin keel 1979 — Common Questions

Which is the larger boat — the Archambault Surprise Twin keel Twin keel 1977 or the Archambault Suspens Fin keel Fin keel 1979?
The Archambault Suspens Fin keel Fin keel 1979 is the longer of the two at 30,4 feet overall. The Archambault Surprise Twin keel Twin keel 1977 comes in at 25,1 feet, making it roughly 5,3 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Archambault Surprise Twin keel Twin keel 1977 or the Archambault Suspens Fin keel Fin keel 1979?
For trailering, the Archambault Surprise Twin keel Twin keel 1977 has the edge at 2 976 lbs dry weight versus 6 118 lbs for the Archambault Suspens Fin keel Fin keel 1979. 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 Archambault Surprise Twin keel Twin keel 1977 has a documented max rating of 10 hp. Engine specifications for the Archambault Suspens Fin keel Fin keel 1979 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 Archambault Surprise Twin keel Twin keel 1977 is Coast Guard rated for 7 passengers, while the Archambault Suspens Fin keel Fin keel 1979 is certified for 9. 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 deeper draft — the Archambault Surprise Twin keel Twin keel 1977 or the Archambault Suspens Fin keel Fin keel 1979?
The Archambault Surprise Twin keel Twin keel 1977 has the deeper draft at 5,2 ft, versus 5,1 ft for the Archambault Suspens Fin keel Fin keel 1979. A deeper draft generally means better upwind performance and stability, but limits access to shallow anchorages and some marina berths. Always check the controlling depth of your home port and favourite cruising grounds before committing.
Is the Archambault Surprise Twin keel Twin keel 1977 or the Archambault Suspens Fin keel Fin keel 1979 better suited for offshore sailing?
For offshore work, displacement and construction are the primary indicators. The Archambault Suspens Fin keel Fin keel 1979 at 6 118 lbs displacement is the heavier, more load-carrying design — generally better suited to extended passages where seakeeping and provisioning capacity matter most. The Archambault Surprise Twin keel Twin keel 1977 at 2 976 lbs will typically be livelier and more responsive in lighter conditions.
Can the Archambault Surprise Twin keel Twin keel 1977 be trailered?
The Archambault Surprise Twin keel Twin keel 1977 is listed as trailerable, giving owners the flexibility to launch from any suitable ramp and avoid permanent berthing costs. The Archambault Suspens Fin keel Fin keel 1979 is not listed as trailerable — it will need a marina berth or mooring.
Which is the faster sailboat — the Archambault Surprise Twin keel Twin keel 1977 or the Archambault Suspens Fin keel Fin keel 1979?
Based on rated hull speed, the Archambault Suspens Fin keel Fin keel 1979 has an edge at 6,8 knots versus 6,2 knots for the Archambault Surprise Twin keel Twin keel 1977. Keep in mind that actual sailing speed depends heavily on wind conditions, sail trim, bottom condition, and skipper experience — hull speed is a theoretical maximum, not a guarantee.
Which boat is wider, and does it affect trailering?
The Archambault Suspens Fin keel Fin keel 1979 measures 109" wide, compared to 97" for the Archambault Surprise Twin keel Twin keel 1977. 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 Archambault Surprise Twin keel Twin keel 1977 and Archambault Suspens Fin keel Fin keel 1979 from the same manufacturer?
Yes — both the Archambault Surprise Twin keel Twin keel 1977 and the Archambault Suspens Fin keel Fin keel 1979 are built by Archambault. 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.