Gone with the Wynnsvideo
The HARDEST Decision When Buying A Catamaran (mini keel, winglets, daggerboards)
July 2, 2023 · 25 min · 268K views · Xiamen
What this video covers
Catamaran owners choosing between daggerboards and mini keels must balance performance, cost, maintenance, and draft requirements.2:20 Daggerboards offer superior upwind performance and potential speed but introduce mechanical complexity and vulnerability to damage from reef strikes.9:19 Mini keels provide a fixed, low-maintenance alternative with a shallower draft and inherent protection for rudders and propellers.5:00 Adding winglets to mini keels improves upwind efficiency by reducing tip losses, effectively increasing the keel's aspect ratio without increasing physical depth.5:55 While daggerboards remain the standard for high-performance racing, winglets serve as a compromise for cruisers seeking improved velocity made good (VMG) without the risk of losing a board to impact.17:47 Unlike monohulls, where winglets primarily lower the center of gravity, their function on catamarans is strictly hydrodynamic.21:45 Choosing between these appendages requires an honest assessment of intended cruising style, as the performance gains of daggerboards are most significant in light-air upwind conditions.
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