Airstream 19 Tommy Bahama 4X4 vs Genesis Supreme 37GSXL: 5-year value retention (61% vs 61%), resale value, and cost of ownership head-to-head. Airstream 19 Tommy Bahama 4X4 holds its value better.
On five-year value retention the Airstream 19 Tommy Bahama 4X4 comes out ahead, holding about 61% of its value versus 61% for the Genesis Supreme 37GSXL. Over the first five years the Airstream 19 Tommy Bahama 4X4 loses roughly $84,724 while the Genesis Supreme 37GSXL loses about $47,928 — a gap near $-36796.
First-year drop is the biggest factor: the Airstream 19 Tommy Bahama 4X4 sheds about 14% in year one versus 17% for the Genesis Supreme 37GSXL. If you buy used, the steeper early drop is what the original owner absorbs.
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