Sigma 3978 vs Sigma 3980
Sigma yard ladder comparison: Sigma 3978 versus Sigma 3980 cruising layout from published model data.
Comparison table
| Category | Sigma 3978 | Sigma 3980 |
|---|---|---|
| Length overall | 1195.2 m | 1195.8 m |
| Beam | 382.46 m | 382.66 m |
| Production years | 2024– | 2024– |
| Overview | The Sigma 3978 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 3978 Swedish cruiser with Nordic brokerage turnover. With 1195.2 m LOA, 382.46 m beam, and about… | The Sigma 3980 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 3980 Swedish cruiser with Baltic secondary-market liquidity. With 1195.8 m LOA, 382.66 m beam, a… |
| Typical issues | Q: What standing rigging fatigue issues appear on Sigma 3978? A: Unknown rigging age is common on Sigma 3978; budget replacement if invoices are missing. Q: What chainplate leaks issues appear on Sigma 3978? A: Chainplate bedding failures often show as ceiling stains — moisture mapping before purchase. Q: What deck core moisture issues appear on Sigma 3978? A: Stanchion bases and tracks concentra… | Q: What standing rigging fatigue issues appear on Sigma 3980? A: Unknown rigging age is common on Sigma 3980; budget replacement if invoices are missing. Q: What chainplate leaks issues appear on Sigma 3980? A: Chainplate bedding failures often show as ceiling stains — moisture mapping before purchase. Q: What deck core moisture issues appear on Sigma 3980? A: Stanchion bases and tracks concentra… |