2019 head-to-head · Midsize Car

2019 Acura RLX Hybrid vs Audi A6 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
$2,116/ year to fuel
28 MPG

AWD · 3.5L 6-cyl · 7-speed dual-clutch · 28 MPG

✓ Cheaper to run
$2,194/ year to fuel
27 MPG

The 2019 Acura RLX Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,116 a year to fuel (28 MPG), versus $2,194 for the 2019 Audi A6 Hybrid (27 MPG). That's roughly $78 a year, or about $392 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

  • Acura RLX Hybrid
  • Audi A6 Hybrid

Side by side

Acura RLX HybridAudi A6 Hybrid
$2,116 Your annual fuel cost $2,194
28 MPG Combined efficiency 27 MPG
28 MPG City 24 MPG
29 MPG Highway 32 MPG
102 cu ft Passenger volume 99 cu ft
15 cu ft Cargo volume 14 cu ft
316 g/mi Tailpipe CO₂ (g/mi) 329 g/mi
6/10 EPA fuel economy score 6/10
6/10 EPA greenhouse gas score 6/10
Hybrid Powertrain Hybrid
Premium gasoline Fuel Premium gasoline
3.5L 6-cyl Engine / motor 2.0L 4-cyl turbo
7-speed dual-clutch Transmission 7-speed dual-clutch
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.

Acura RLX Hybrid vs Audi A6 Hybrid across model years

  • Acura RLX Hybrid
  • Audi A6 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 Acura RLX Hybrid has more cargo space (15 vs. 14 cu ft).

Among 68 2019 midsize cars, the Acura RLX Hybrid ranks 50th and the Audi A6 Hybrid 52nd for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2019 Acura RLX Hybrid or the 2019 Audi A6 Hybrid?

Measured by cost to drive, the Acura RLX Hybrid. The Acura RLX Hybrid is rated 28 MPG combined and the Audi A6 Hybrid 27 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2019 Acura RLX Hybrid vs. the Audi A6 Hybrid per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,116 for the Acura RLX Hybrid and $2,194 for the Audi A6 Hybrid.

Which has more cargo space?

The Acura RLX Hybrid, with 15 cu ft of luggage volume versus 14 cu ft (EPA interior volume index).

Acura RLX Hybrid vs Audi A6 Hybrid in other years

More 2019 comparisons

Or compare the 2019 Acura RLX Hybrid with anything else:

Keep exploring