Klamath 18 Open S vs Yamaha 275 SE: 5-year value retention (80% vs 80%), resale value, and cost of ownership head-to-head. Klamath 18 Open S holds its value better.
On five-year value retention the Klamath 18 Open S comes out ahead, holding about 80% of its value versus 80% for the Yamaha 275 SE. Over the first five years the Klamath 18 Open S loses roughly $2,866 while the Yamaha 275 SE loses about $32,324 — a gap near $29,458.
First-year drop is the biggest factor: the Klamath 18 Open S sheds about 10% in year one versus 13% for the Yamaha 275 SE. If you buy used, the steeper early drop is what the original owner absorbs.
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