SEDAN · Premium gas
Cadillac CT5 Fuel Cost
Midsize Cadillac sedan with sharp handling and an available V-Series performance trim. Below are estimated fuel costs based on 26 combined MPG and average US gas prices.
Best for buyers who value comfort and capability over rock-bottom fuel costs.
- Updated for 2026
- EPA-style MPG
- US avg fuel prices
- US units
- Transparent assumptions
23 MPG
32 MPG
26 MPG
17 gal
~442 mi
MPG breakdown
Estimated fuel cost at 12,000 miles/year
Based on 26 MPG and $4.10/gal.
Annual cost
$1892
Monthly cost
$158
Cost per mile
$0.158
Gallons / year
462
Estimate your own cost
Pre-filled with the Cadillac CT5's combined MPG.
Pre-filled with estimated combined MPG for the Cadillac CT5. Adjust for your real-world driving.
Estimated Annual Cost
$0.00
Per Month
$0.00
Per Mile
$0.000
~462 gallons per year
Cost by annual mileage
How much you'll spend per year at common US mileage levels (estimates).
| Miles per year | Gallons / year | Annual cost | Monthly cost |
|---|---|---|---|
| 8,000 | 308 | $1262 | $105 |
| 12,000 | 462 | $1892 | $158 |
| 15,000 | 577 | $2365 | $197 |
Estimates only. Actual costs depend on driving style, terrain, weather, and local fuel or electricity prices.
How we estimate Cadillac CT5 costs
- MPG / MPGe
- EPA-style combined city + highway figures for the base trim and recent model year.
- Fuel price
- Average US retail regular gas, premium where required, or per-kWh electricity.
- Annual mileage
- Default scenarios at 8,000 / 12,000 / 15,000 miles per year.
- Trim & year variance
- AWD, larger wheels, towing packages and older years can lower efficiency 5–15%.
Sources & assumptions
- EPA fuel economy data — City / highway / combined MPG and MPGe baselines.
- U.S. Department of Energy (fueleconomy.gov) — Vehicle efficiency and EV range references.
- AAA gas price trends — Recent national and regional retail fuel averages.
- EIA electricity rates — Average residential per-kWh prices used for EV charging.
We summarize publicly available data — no scraping, no external API calls. Figures are calibrated periodically; use the calculators above for your exact inputs.
Frequently asked questions
What is the estimated annual fuel cost for the Cadillac CT5?
Driving 12,000 miles per year at 26 MPG and $4.10/gal, expect about $1892 per year. Heavier city driving or longer commutes will increase that.
What MPG does the Cadillac CT5 get?
Estimated EPA-style ratings are roughly 23 city / 32 highway / 26 combined MPG. Real-world numbers depend on terrain, climate and driving style.
What is the tank size of the Cadillac CT5?
The Cadillac CT5 typically has a 17-gallon tank. At 26 combined MPG, that's roughly 442 miles of driving range per fill-up.
How does Cadillac CT5 fuel cost compare to other vehicles?
At 12,000 miles per year, this vehicle costs about $1892. Compare it to other sedans on our index page or use the cost-per-mile calculator to compare two specific vehicles side-by-side.
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