2021 head-to-head · Midsize Car

2021 Audi A6 Hybrid vs Volvo S90

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
$2,279/ year to fuel
26 MPG
✓ Cheaper to run
$2,370/ year to fuel
25 MPG

AWD · 2.0L 4-cyl turbo · 8-speed automatic · 25 MPG

The 2021 Audi A6 Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,279 a year to fuel (26 MPG), versus $2,370 for the 2021 Volvo S90 (25 MPG). That's roughly $91 a year, or about $456 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 A6 Hybrid
  • Volvo S90

Side by side

Audi A6 HybridVolvo S90
$2,279 Your annual fuel cost $2,370
26 MPG Combined efficiency 25 MPG
23 MPG City 21 MPG
31 MPG Highway 32 MPG
99 cu ft Passenger volume 102 cu ft
14 cu ft Cargo volume 14 cu ft
341 g/mi Tailpipe CO₂ (g/mi) 356 g/mi
5/10 EPA fuel economy score 5/10
5/10 EPA greenhouse gas score 5/10
Hybrid Powertrain Gas
Premium gasoline Fuel Premium gasoline
2.0L 4-cyl turbo Engine / motor 2.0L 4-cyl turbo
7-speed dual-clutch Transmission 8-speed automatic
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 A6 Hybrid vs Volvo S90 across model years

  • Audi A6 Hybrid
  • Volvo S90

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

Among 54 2021 midsize cars, the Audi A6 Hybrid ranks 38th and the Volvo S90 41st for lowest fuel cost.

The powertrains differ: the Audi A6 Hybrid is a full hybrid, while the Volvo S90 is a conventional gas model.

Frequently asked questions

Which is more fuel-efficient, the 2021 Audi A6 Hybrid or the 2021 Volvo S90?

Measured by cost to drive, the Audi A6 Hybrid. The Audi A6 Hybrid is rated 26 MPG combined and the Volvo S90 25 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2021 Audi A6 Hybrid vs. the Volvo S90 per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,279 for the Audi A6 Hybrid and $2,370 for the Volvo S90.

Audi A6 Hybrid vs Volvo S90 in other years

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