Market retention
Cadillac CT4 value after 6 years.
A 2020 Cadillac CT4 is worth about $20,127–$28,274 today, depending on trim. That's 37.2% to 42.5% below original MSRP.
Typical asking price
$20,127–$28,274
Compared with the original MSRP for the same trim.
Newest market year
2026
Typical asking price $38,731
Price today by trim
$20,127–$28,274
Current market range for matching trims
Price vs. original MSRP
37.2% to 42.5% below original MSRP
4 matching trims in 2020
Observed market data
Current market value by model year.
Each bar compares a year's typical asking price, at typical mileage, with the newest Cadillac CT4 in this study.
2026
Newest year
$38,731 100%2025
1 years old
$36,626 95%2024
2 years old
$31,796 82%2023
3 years old
$30,449 79%2022
4 years old
$28,937 75%2021
5 years old
$24,760 64%2020
6 years old
$22,657 59%
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 |
|---|---|---|---|---|---|
| 0 | 2026 | 0 | $38,731 | 100% | Market |
| 1 | 2025 | 12,000 | $36,626 | 95% | Market |
| 2 | 2024 | 24,000 | $31,796 | 82% | Market |
| 3 | 2023 | 36,000 | $30,449 | 79% | Market |
| 4 | 2022 | 48,000 | $28,937 | 75% | Market |
| 5 | 2021 | 60,000 | $24,760 | 64% | Market |
| 6 | 2020 | 72,000 | $22,657 | 59% | Market |
| 7 | 2019 | 84,000 | $20,805 | 54% | Projected |
| 8 | 2018 | 96,000 | $19,038 | 49% | Projected |
| 9 | 2017 | 108,000 | $17,420 | 45% | Projected |
| 10 | 2016 | 120,000 | $15,940 | 41% | Projected |
| 11 | 2015 | 132,000 | $14,586 | 38% | Projected |
Mileage assumes approx. 12,000 mi/yr. Projected values extend the observed market trend and are floored at 15% of the newest year's value; they are estimates, not guarantees.
Common questions
Cadillac CT4 market-value FAQ.
How does Cadillac CT4 market value vary by model year?
This study compares typical asking prices, at typical mileage, across Cadillac CT4 model years. It is a snapshot of what listings ask, not the resale history of one vehicle.
What is a 2020 Cadillac CT4 worth compared with its original MSRP?
A 2020 Cadillac CT4 is worth about $20,127–$28,274 today, depending on trim. Compared with original MSRP, values run 37.2% to 42.5% below original MSRP.
What will a Cadillac CT4 be worth at 11 years old?
Extending the observed market trend, a 11-year-old Cadillac CT4 (around 132,000 miles) would be worth about $14,586—roughly 38% of the newest model year's value. A projection, not a guarantee.
Cross-sectional market-value estimate from live listings, adjusted for mileage · updated 10/30/2026. Estimates only; your car's value depends on condition, options, and location.