2016 head-to-head · Midsize Car

2016 Acura RLX Hybrid vs Infiniti Q50

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
$1,975/ year to fuel
30 MPG

AWD · 3.5L 6-cyl · 7-speed dual-clutch · 30 MPG

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

The 2016 Acura RLX Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $1,975 a year to fuel (30 MPG), versus $2,279 for the 2016 Infiniti Q50 (26 MPG). That's roughly $304 a year, or about $1,519 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
  • Infiniti Q50

Side by side

Acura RLX HybridInfiniti Q50
$1,975 Your annual fuel cost $2,279
30 MPG Combined efficiency 26 MPG
28 MPG City 23 MPG
31 MPG Highway 31 MPG
102 cu ft Passenger volume 102 cu ft
15 cu ft Cargo volume 13 cu ft
302 g/mi Tailpipe CO₂ (g/mi) 344 g/mi
7/10 EPA fuel economy score 6/10
7/10 EPA greenhouse gas score 6/10
Hybrid Powertrain Gas
Premium gasoline Fuel Premium gasoline
3.5L 6-cyl Engine / motor 2.0L 4-cyl turbo
7-speed dual-clutch Transmission 7-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.

Acura RLX Hybrid vs Infiniti Q50 across model years

  • Acura RLX Hybrid
  • Infiniti Q50

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. 13 cu ft).

Among 67 2016 midsize cars, the Acura RLX Hybrid ranks 42nd and the Infiniti Q50 50th for lowest fuel cost.

The powertrains differ: the Acura RLX Hybrid is a full hybrid, while the Infiniti Q50 is a conventional gas model.

Frequently asked questions

Which is more fuel-efficient, the 2016 Acura RLX Hybrid or the 2016 Infiniti Q50?

Measured by cost to drive, the Acura RLX Hybrid. The Acura RLX Hybrid is rated 30 MPG combined and the Infiniti Q50 26 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2016 Acura RLX Hybrid vs. the Infiniti Q50 per year?

At 15,000 miles a year with $3.95/gal premium gas, about $1,975 for the Acura RLX Hybrid and $2,279 for the Infiniti Q50.

Which has more cargo space?

The Acura RLX Hybrid, with 15 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).

Acura RLX Hybrid vs Infiniti Q50 in other years

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