Sea Ray Sundancer 350 Coupe vs Thunderbird Formula 350 SUN Sport: 5-year value retention (55% vs 55%), resale value, and cost of ownership head-to-head. Thunderbird Formula 350 SUN Sport holds its value better.
On five-year value retention the Thunderbird Formula 350 SUN Sport comes out ahead, holding about 55% of its value versus 55% for the Sea Ray Sundancer 350 Coupe. Over the first five years the Thunderbird Formula 350 SUN Sport loses roughly $328,828 while the Sea Ray Sundancer 350 Coupe loses about $203,379 — a gap near $-125449.
First-year drop is the biggest factor: the Thunderbird Formula 350 SUN Sport sheds about 36% in year one versus 9% for the Sea Ray Sundancer 350 Coupe. If you buy used, the steeper early drop is what the original owner absorbs.
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