2018 head-to-head · Midsize Car

2018 Audi A7 vs Lexus LS

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$2,576/ year to fuel
23 MPG

AWD · 3.0L 6-cyl supercharged · 8-speed automatic · 23 MPG

✓ Cheaper to run
$2,576/ year to fuel
23 MPG

On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2018 Audi A7 (23 MPG) costs about $2,576 a year to fuel and the 2018 Lexus LS (23 MPG) about $2,576.

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 A7
  • Lexus LS

Side by side

Audi A7Lexus LS
$2,576 Your annual fuel cost $2,576
23 MPG Combined efficiency 23 MPG
20 MPG City 19 MPG
29 MPG Highway 30 MPG
94 cu ft Passenger volume 99 cu ft
25 cu ft Cargo volume 13 cu ft
378 g/mi Tailpipe CO₂ (g/mi) 387 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 supercharged Engine / motor 3.4L 6-cyl turbo
8-speed automatic Transmission 10-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 A7 vs Lexus LS across model years

  • Audi A7
  • Lexus LS

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 Lexus LS has more passenger space (99 vs. 94 cu ft); the Audi A7 has more cargo space (25 vs. 13 cu ft).

Among 74 2018 midsize cars, the Audi A7 ranks 62nd and the Lexus LS 61st for lowest fuel cost.

Frequently asked questions

How much does it cost to fuel the 2018 Audi A7 vs. the Lexus LS per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,576 for the Audi A7 and $2,576 for the Lexus LS.

Which has more cargo space?

The Audi A7, with 25 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).

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