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Audi S6 holds its value better — 47% five-year retention against 47% for the Audi SQ7. Resale value and cost of ownership, head to head.
On five-year value retention the Audi S6 comes out ahead, holding about 47% of its value versus 47% for the Audi SQ7. Over the first five years the Audi S6 loses roughly $40,672 while the Audi SQ7 loses about $49,808 — a gap near $9,136.
First-year drop is the biggest factor: the Audi S6 sheds about 16% in year one versus 5% for the Audi SQ7. If you buy used, the steeper early drop is what the original owner absorbs.