2019 head-to-head · Compact Car
2019 Audi S4 vs Lexus IS
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 automatic · 24 MPG
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2019 Audi S4 (24 MPG) costs about $2,469 a year to fuel and the 2019 Lexus IS (24 MPG) about $2,469.
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
- Lexus IS
Side by side
| Audi S4 | Lexus IS | |
|---|---|---|
| $2,469 | Your annual fuel cost | $2,469 |
| 24 MPG | Combined efficiency | 24 MPG |
| 21 MPG | City | 21 MPG |
| 30 MPG | Highway | 30 MPG |
| 90 cu ft | Passenger volume | 90 cu ft |
| 13 cu ft | Cargo volume | 11 cu ft |
| 371 g/mi | Tailpipe CO₂ (g/mi) | 360 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 8-speed automatic | 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 Lexus IS across model years
- Audi S4
- Lexus IS
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 Audi S4 has more cargo space (13 vs. 11 cu ft).
Among 43 2019 compact cars, the Audi S4 ranks 37th and the Lexus IS 38th for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2019 Audi S4 vs. the Lexus IS per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,469 for the Audi S4 and $2,469 for the Lexus IS.
Which has more cargo space?
The Audi S4, with 13 cu ft of luggage volume versus 11 cu ft (EPA interior volume index).
Audi S4 vs Lexus IS in other years
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