Market retention
Cadillac XT6 depreciation after 6 years.
A 2020 Cadillac XT6 is currently worth about $25,434—53% of the newest year's market value.
Observed value after 6 years
$25,434
47% below the newest year's price in this study.
Newest market year
2025
Fair price $48,036
Observed value after 6 years
$25,434
47% below the newest year's price
Value retained
53%
Of the newest year's price
Observed market data
Value retention by model year.
Each bar compares a year's current fair price with the newest Cadillac XT6 in this study.
2025
1 years old
$48,036 100%2024
2 years old
$41,696 87%2023
3 years old
$36,667 76%2022
4 years old
$31,959 67%2021
5 years old
$27,576 57%2020
6 years old
$25,434 53%
Need the numbers behind this chart? Download the observed data and methodology (JSON).
How to read this
This study compares similarly adjusted listings from different model years today. It shows the shape of today's market—not a guarantee about a specific vehicle's future value.
Long-term estimate
12-year value outlook.
Observed rows use current listings. Later rows extend the measured annual decline and are clearly marked as projected.
| Age (yrs) | Model year | Est. miles | Resale value | Retention | Basis |
|---|---|---|---|---|---|
| 1 | 2025 | 12,000 | $48,036 | 100% | Market |
| 2 | 2024 | 24,000 | $41,696 | 87% | Market |
| 3 | 2023 | 36,000 | $36,667 | 76% | Market |
| 4 | 2022 | 48,000 | $31,959 | 67% | Market |
| 5 | 2021 | 60,000 | $27,576 | 57% | Market |
| 6 | 2020 | 72,000 | $25,434 | 53% | Market |
| 7 | 2019 | 84,000 | $21,993 | 46% | Projected |
| 8 | 2018 | 96,000 | $19,308 | 40% | Projected |
| 9 | 2017 | 108,000 | $16,951 | 35% | Projected |
| 10 | 2016 | 120,000 | $14,882 | 31% | Projected |
| 11 | 2015 | 132,000 | $13,065 | 27% | Projected |
| 12 | 2014 | 144,000 | $11,470 | 24% | Projected |
Mileage assumes ~12,000 mi/yr. Projected values use the fitted depreciation rate and are floored at 15% of the newest year's value; they are estimates, not guarantees.
Common questions
Cadillac XT6 depreciation FAQ.
How fast does the Cadillac XT6 depreciate?
About 12.2% per year, based on a comparison of mileage-adjusted market prices across model years.
What is a Cadillac XT6 worth after 6 years?
A 2020 Cadillac XT6 is worth roughly $25,434—about 53% of the newest year's fair price.
What will a Cadillac XT6 be worth at 12 years old?
Projecting the 12.2%-per-year rate forward, a 12-year-old Cadillac XT6 (around 144,000 miles) would be worth about $11,470—roughly 24% of the newest year's value. A projection, not a guarantee.
Cross-sectional depreciation estimate from live market listings, adjusted for mileage · updated 8/8/2026. Estimates only; your car's value depends on condition, options, and location.