2009 Cadillac STS
Midsize Cars · Rear-Wheel Drive · Regular Gasoline
20
Combined MPG
17
City MPG
26
Highway MPG
—
Safety Rating
📊 Key Statistics — 2009 Cadillac STS
- Combined fuel economy: 20 MPG (17 city / 26 highway)
- Annual fuel cost: $3,000
- CO₂ emissions: 444 grams/mile
Specifications
| Make | Cadillac · Company Profile |
| Model | STS |
| Year | 2009 |
| Class | Midsize Cars |
| Drive | Rear-Wheel Drive |
| Transmission | Automatic (S6) |
| Fuel Type | Regular Gasoline |
| Cylinders | 6 |
| Engine Size | 3.6L |
Annual Fuel Cost
| Annual Fuel Cost (15K mi, $3.50/gal) | $2625 |
| Monthly Fuel Cost | $219 |
| Cost per Mile (fuel only) | $18¢ |
Based on 15,000 miles/year and $3.50/gallon national average.
Compare This Car
Cadillac STS — MPG by Year
| Year | MPG | |
|---|---|---|
| 2011 | 21 | ↑ |
| 2010 | 21 | ↑ |
| 2008 | 20 | = |
| 2007 | 19 | ↓ |
| 2006 | 19 | ↓ |
| 2005 | 18 | ↓ |
Similar 2009 Midsize Cars
- Toyota Prius — 46 MPG
- Nissan Altima — 34 MPG
- Toyota Camry — 34 MPG
- Nissan Versa — 30 MPG
- Nissan Sentra — 29 MPG
- Saturn Aura — 29 MPG
- Chevrolet Malibu — 29 MPG
- Hyundai Elantra — 28 MPG