2015 head-to-head · Midsize Car

2015 Audi S7 vs Lexus LS Hybrid

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
$2,962/ year to fuel
20 MPG

AWD · 4.0L 8-cyl turbo · 7-speed dual-clutch · 20 MPG

✓ Cheaper to run
$2,962/ year to fuel
20 MPG

AWD · 5.0L 8-cyl · CVT · 20 MPG

On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2015 Audi S7 (20 MPG) costs about $2,962 a year to fuel and the 2015 Lexus LS Hybrid (20 MPG) about $2,962.

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 S7
  • Lexus LS Hybrid

Side by side

Audi S7Lexus LS Hybrid
$2,962 Your annual fuel cost $2,962
20 MPG Combined efficiency 20 MPG
17 MPG City 19 MPG
27 MPG Highway 23 MPG
94 cu ft Passenger volume 102 cu ft
25 cu ft Cargo volume 10 cu ft
441 g/mi Tailpipe CO₂ (g/mi) 432 g/mi
5/10 EPA fuel economy score 5/10
5/10 EPA greenhouse gas score 5/10
Gas Powertrain Hybrid
Premium gasoline Fuel Premium gasoline
4.0L 8-cyl turbo Engine / motor 5.0L 8-cyl
7-speed dual-clutch Transmission CVT
AWD Drivetrain AWD

✓ 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 S7 vs Lexus LS Hybrid across model years

  • Audi S7
  • Lexus LS Hybrid

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 Hybrid has more passenger space (102 vs. 94 cu ft); the Audi S7 has more cargo space (25 vs. 10 cu ft).

Among 69 2015 midsize cars, the Audi S7 ranks 61st and the Lexus LS Hybrid 58th for lowest fuel cost.

The powertrains differ: the Audi S7 is a conventional gas model, while the Lexus LS Hybrid is a full hybrid.

Frequently asked questions

How much does it cost to fuel the 2015 Audi S7 vs. the Lexus LS Hybrid per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,962 for the Audi S7 and $2,962 for the Lexus LS Hybrid.

Which has more cargo space?

The Audi S7, with 25 cu ft of luggage volume versus 10 cu ft (EPA interior volume index).

Audi S7 vs Lexus LS Hybrid in other years

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