Estimated value by year
New
$35,000
MSRP
1 yr
$25,900
-26%
2 yrs
$23,450
-33%
3 yrs
$21,350
-39%
5 yrs
$17,500
-50%
10 yrs
$10,500
-70%
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Full Depreciation Table — Cadillac CT4
Based on base MSRP of $35,000. Actual values vary by trim, mileage, condition, and region.
| Year | Age | Depreciation | 🤝 Trade-In | 🧑 Private Sale | 🏢 Dealer Retail |
|---|---|---|---|---|---|
| 2026 (New) | 0 yrs | -0% | $30,450 | $35,000 | $39,200 |
| 2025 | 1 yr | -26% | $22,533 | $25,900 | $29,008 |
| 2024 | 2 yrs | -33% | $20,402 | $23,450 | $26,264 |
| 2023 | 3 yrs | -39% | $18,574 | $21,350 | $23,912 |
| 2022 | 4 yrs | -45% | $16,748 | $19,250 | $21,560 |
| 2021 | 5 yrs | -50% | $15,225 | $17,500 | $19,600 |
| 2020 | 6 yrs | -54% | $14,007 | $16,100 | $18,032 |
| 2019 | 7 yrs | -58% | $12,789 | $14,700 | $16,464 |
| 2018 | 8 yrs | -62% | $11,571 | $13,300 | $14,896 |
| 2017 | 9 yrs | -66% | $10,353 | $11,900 | $13,328 |
| 2016 | 10 yrs | -70% | $9,135 | $10,500 | $11,760 |
Cost per year
$3,500
avg annual loss
Sweet spot buy
2–3 yrs old
$21,350 saves $13,650
Value at 10 yrs
$10,500
70% of value gone
Key Specs — Cadillac CT4
Category
Luxury Sedan
Base MSRP
$35,000
5-Year Depreciation
50%
vs Category Avg
2% better than average
Expected Lifespan
150,000–200,000 miles
Best Used Buy Age
2–3 years old
Should you buy a used Cadillac CT4?
The sweet spot for buying a used CT4 is 2 to 3 years old. At that age you can save approximately $13,650 off the new price while still getting a relatively modern vehicle. This model depreciates heavily, which makes the used market excellent value. A 3-year-old example can be significantly cheaper than new.
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