Sigma 4178 vs Sigma 4180

Sigma yard ladder comparison: Sigma 4178 versus Sigma 4180 cruising layout from published model data.

Comparison table

CategorySigma 4178Sigma 4180
Length overall1255.2 m1255.8 m
Beam401.66 m401.86 m
Production years2024–2024–
OverviewThe Sigma 4178 is one of Northern Europe's most recognisable production sailboats. Designed by Swedish yards and built from 2024 to null, roughly ~150–800 hulls left the yard — Sigma 4178 Swedish cruiser with Nordic brokerage turnover. With 1255.2 m LOA, 401.66 m beam, and about…The Sigma 4180 is one of Northern Europe's most recognisable production sailboats. Designed by Swedish yards and built from 2024 to null, roughly ~150–800 hulls left the yard — Sigma 4180 Swedish cruiser with Baltic secondary-market liquidity. With 1255.8 m LOA, 401.86 m beam, a…
Typical issuesQ: What standing rigging fatigue issues appear on Sigma 4178? A: Unknown rigging age is common on Sigma 4178; budget replacement if invoices are missing. Q: What chainplate leaks issues appear on Sigma 4178? A: Chainplate bedding failures often show as ceiling stains — moisture mapping before purchase. Q: What deck core moisture issues appear on Sigma 4178? A: Stanchion bases and tracks concentra…Q: What standing rigging fatigue issues appear on Sigma 4180? A: Unknown rigging age is common on Sigma 4180; budget replacement if invoices are missing. Q: What chainplate leaks issues appear on Sigma 4180? A: Chainplate bedding failures often show as ceiling stains — moisture mapping before purchase. Q: What deck core moisture issues appear on Sigma 4180? A: Stanchion bases and tracks concentra…