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Cadillac - STS (2006)
Looking for a luxury sedan that pairs timeless styling with solid performance is simple when you consider the Cadillac STS price as a key factor. 2006 continues to be a popular year for road‑test enthusiasts, offering a blend of comfort and power that still feels contemporary. For anyone asking “what is a 2006 Cadillac STS worth,” the answer is layered: it depends on condition, mileage, location, and overall market dynamics.
Below is a quick snapshot of this emblematic model’s most important specs, as well as an easy‑to‑read depreciation guide and a comparison that puts the STS in its true market context.
- Engine: 4‑liter V6 Twin Turbo – 320 horsepower, 360 lb‑ft torque
- Transmission: 6‑speed automatic (steering on sun‑roof) with paddle shifters
- Fuel Type: Regular gas (87 octane) – 12–14 mpg city, 18–20 mpg highway
- Drivetrain: Front‑wheel drive (FWD) with 8‑speed self‑elevating suspension
- Dimensions: 195.8 in length, 73.3 in width, 58.8 in height
- Wheelbase: 111.0 in – spacious cabin and accommodating rear seats
- Weight: Curb weight ~4,100 lbs (full diesel‑sized frame)
- Amenities: Dual‑zone climate control, leather upholstery, navigation system, premium Bose audio, and an optional premium package with magnetic “Cadillac Mood” sound system
With these features in mind, it’s easy to see why the used Cadillac STS price remains high relative to many other vehicles in its segment. However, like all major cars, the STS inevitably loses value over time. Below is a realistic estimate of how the luxury sedan’s worth changes year‑by‑year.
Cadillac STS Depreciation
Owners can expect the following depreciation trend for a 2006 model: typically loses 15‑20 % of its value in the first year, 25‑35 % in the second, and roughly 45‑55 % after five years. A 2006 vehicle usually spends most of its early depreciation within the first two years, after which the rate slows but continues to
Last 20 car trackeds
| Last tracked date | Status | Price | Price rank | Link |
|---|---|---|---|---|
| 2 years ago | used | €11,690.00 | Unlock all links | |
| 4 years ago | used | US$5,950.00 | Unlock all links | |
| 4 years ago | used | US$3,499.00 | Unlock all links | |
| 4 years ago | used | US$3,499.00 | Unlock all links |