2018 head-to-head · Compact Car
2018 Audi S4 vs Cadillac ATS-V
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 3.0L 6-cyl turbo · 8-speed dual-clutch · 24 MPG
The 2018 Audi S4 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,469 a year to fuel (24 MPG), versus $2,962 for the 2018 Cadillac ATS-V (20 MPG). That's roughly $494 a year, or about $2,469 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Audi S4
- Cadillac ATS-V
Side by side
| Audi S4 | Cadillac ATS-V | |
|---|---|---|
| $2,469 | Your annual fuel cost | $2,962 |
| 24 MPG | Combined efficiency | 20 MPG |
| 21 MPG | City | 17 MPG |
| 30 MPG | Highway | 25 MPG |
| 90 cu ft | Passenger volume | 96 cu ft |
| 13 cu ft | Cargo volume | 14 cu ft |
| 374 g/mi | Tailpipe CO₂ (g/mi) | 469 g/mi |
| 5/10 | EPA fuel economy score | 4/10 |
| 5/10 | EPA greenhouse gas score | 4/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 3.6L 6-cyl turbo |
| 8-speed dual-clutch | Transmission | 8-speed automatic |
| AWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Audi S4 vs Cadillac ATS-V across model years
- Audi S4
- Cadillac ATS-V
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Cadillac ATS-V has more passenger space (96 vs. 90 cu ft); the Cadillac ATS-V has more cargo space (14 vs. 13 cu ft).
Among 44 2018 compact cars, the Audi S4 ranks 39th and the Cadillac ATS-V 43rd for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2018 Audi S4 or the 2018 Cadillac ATS-V?
Measured by cost to drive, the Audi S4. The Audi S4 is rated 24 MPG combined and the Cadillac ATS-V 20 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2018 Audi S4 vs. the Cadillac ATS-V per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,469 for the Audi S4 and $2,962 for the Cadillac ATS-V.
Which has more cargo space?
The Cadillac ATS-V, with 14 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).
Audi S4 vs Cadillac ATS-V in other years
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