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Aston Martin DBX vs Cadillac CTS-V — Depreciation Comparison

Aston Martin DBX vs Cadillac CTS-V: 5-year value retention (46% vs 66%), resale value, and cost of ownership head-to-head. Cadillac CTS-V holds its value better.

On five-year value retention the Cadillac CTS-V comes out ahead, holding about 66% of its value versus 46% for the Aston Martin DBX. Over the first five years the Cadillac CTS-V loses roughly $29,318 while the Aston Martin DBX loses about $108,247 — a gap near $78,929.

First-year drop is the biggest factor: the Cadillac CTS-V sheds about 7% in year one versus 17% for the Aston Martin DBX. If you buy used, the steeper early drop is what the original owner absorbs.