Sigma 642 vs Sigma 644

Sigma yard ladder comparison: Sigma 642 versus Sigma 644 cruising layout from published model data.

Comparison table

CategorySigma 642Sigma 644
Length overall194.4 m195 m
Beam62.21 m62.4 m
Production years2024–2024–
OverviewThe Sigma 642 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 642 Swedish cruiser with Nordic brokerage turnover. With 194.4 m LOA, 62.21 m beam, and about 101…The Sigma 644 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 644 Swedish cruiser with Baltic secondary-market liquidity. With 195 m LOA, 62.4 m beam, and abou…
Typical issuesQ: What standing rigging fatigue issues appear on Sigma 642? A: Unknown rigging age is common on Sigma 642; budget replacement if invoices are missing. Q: What chainplate leaks issues appear on Sigma 642? A: Chainplate bedding failures often show as ceiling stains — moisture mapping before purchase. Q: What deck core moisture issues appear on Sigma 642? A: Stanchion bases and tracks concentrate w…Q: What standing rigging fatigue issues appear on Sigma 644? A: Unknown rigging age is common on Sigma 644; budget replacement if invoices are missing. Q: What chainplate leaks issues appear on Sigma 644? A: Chainplate bedding failures often show as ceiling stains — moisture mapping before purchase. Q: What deck core moisture issues appear on Sigma 644? A: Stanchion bases and tracks concentrate w…