Southern Wind SW96 Ammonite 2020 boat specs
Southern Wind
Southern Wind SW96 Ammonite 2020
2020
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VS
Southern Wind SW96 Nyumba 2023 boat specs
Southern Wind
Southern Wind SW96 Nyumba 2023
2023
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Southern Wind SW96 Ammonite 2020 vs Southern Wind SW96 Nyumba 2023 — Same Brand, Different Boat

The Southern Wind SW96 Ammonite 2020 vs Southern Wind SW96 Nyumba 2023 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 Southern Wind SW96 Ammonite 2020 measures 112,8 feet overall (2020), giving it roughly 8,2 additional feet of deck space compared to the Southern Wind SW96 Nyumba 2023 at 104,6 feet (2023). Weight tells a clearer story for trailering families: the Southern Wind SW96 Ammonite 2020 tips the scales at 129 632 lbs — 3 832 lbs more than the Southern Wind SW96 Nyumba 2023 at 125 800 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 Southern Wind SW96 Ammonite 2020 carries a rated maximum of 279 hp. Engine data for the Southern Wind SW96 Nyumba 2023 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 Southern Wind SW96 Ammonite 2020 is rated for 34 passengers, while the Southern Wind SW96 Nyumba 2023 caps at 31. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Southern Wind SW96 Ammonite 2020 could be the deciding factor.

Displacement is where these two sailboats genuinely part ways. The Southern Wind SW96 Ammonite 2020 displaces 129 632 lbs — a 3 832-lb difference over the Southern Wind SW96 Nyumba 2023 at 125 800 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.

Draft is a practical consideration that many buyers underestimate until they're already at the marina. The Southern Wind SW96 Nyumba 2023 draws 15,0 ft, compared to 11,1 ft for the Southern Wind SW96 Ammonite 2020. That 3,9-foot difference affects which anchorages you can access, which haul-out facilities will take you, and how carefully you need to read the tide tables in shallower cruising grounds.

The Southern Wind SW96 Ammonite 2020 has a documented auxiliary engine of 279 hp.

Bottom line: The Southern Wind SW96 Ammonite 2020 is the offshore and bluewater choice — at 129 632 lbs displacement and 113 ft it has the load capacity, range, and seakeeping for extended passages. The Southern Wind SW96 Nyumba 2023 at 125 800 lbs is the more nimble, accessible option — easier to single-hand and better suited to coastal and inland sailing.
Measurements / Dimensions
Length overall - Detail112.80 ft
Length overall - Detail104.60 ft
Length - Feet112.8
Length - Feet104.6
Length overall - Meters34.38
Length overall - Meters31.88
Length overall - Inches1354
Length overall - Inches1255
Beam22.80 ft
Beam22.80 ft
Beam - Meters6.95
Beam - Meters6.95
Beam - Inches274
Beam - Inches274
Draft [max] - Detail11.10 ft
Draft [max] - Detail15.00 ft
Draft [max] - Meters3.38
Draft [max] - Meters4.57
Draft [max] - Inches133
Draft [max] - Inches180
Displacement129631.81 lbs
Displacement125800.00 lbs
Engine and Drivetrain
Engine makeSTEYR
Engine makeBAE HybriGen
Engine modelSE286E4
Engine modelnot available
Horsepower279 hp
Horsepowernot available
Fuel typeDiesel
Fuel typeDiesel
Operational Info
Sleeping capacity11
Sleeping capacity1
Cabins5
Cabins5
Head5
Head4
Boat typeSail
Boat typeSail

Southern Wind SW96 Ammonite 2020 vs Southern Wind SW96 Nyumba 2023 — Common Questions

Which is the larger boat — the Southern Wind SW96 Ammonite 2020 or the Southern Wind SW96 Nyumba 2023?
The Southern Wind SW96 Ammonite 2020 is the longer of the two at 112,8 feet overall. The Southern Wind SW96 Nyumba 2023 comes in at 104,6 feet, making it roughly 8,2 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Southern Wind SW96 Ammonite 2020 or the Southern Wind SW96 Nyumba 2023?
For trailering, the Southern Wind SW96 Nyumba 2023 has the edge at 125 800 lbs dry weight versus 129 632 lbs for the Southern Wind SW96 Ammonite 2020. 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 Southern Wind SW96 Ammonite 2020 has a documented max rating of 279 hp. Engine specifications for the Southern Wind SW96 Nyumba 2023 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 Southern Wind SW96 Ammonite 2020 is Coast Guard rated for 34 passengers, while the Southern Wind SW96 Nyumba 2023 is certified for 31. 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 Southern Wind SW96 Ammonite 2020 or the Southern Wind SW96 Nyumba 2023?
The Southern Wind SW96 Nyumba 2023 has the deeper draft at 15,0 ft, versus 11,1 ft for the Southern Wind SW96 Ammonite 2020. 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 Southern Wind SW96 Ammonite 2020 or the Southern Wind SW96 Nyumba 2023 better suited for offshore sailing?
For offshore work, displacement and construction are the primary indicators. The Southern Wind SW96 Ammonite 2020 at 129 632 lbs displacement is the heavier, more load-carrying design — generally better suited to extended passages where seakeeping and provisioning capacity matter most. The Southern Wind SW96 Nyumba 2023 at 125 800 lbs will typically be livelier and more responsive in lighter conditions.
Do these boats require an oversize trailer permit to tow on US highways?
Both the Southern Wind SW96 Ammonite 2020 and Southern Wind SW96 Nyumba 2023 share an 22.80 ft beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
Are the Southern Wind SW96 Ammonite 2020 and Southern Wind SW96 Nyumba 2023 from the same manufacturer?
Yes — both the Southern Wind SW96 Ammonite 2020 and the Southern Wind SW96 Nyumba 2023 are built by Southern Wind. 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.