2017 head-to-head · Midsize Car
2017 BMW 5 Series 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.
The 2017 BMW 5 Series is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,194 a year to fuel (27 MPG), versus $2,279 for the 2017 Infiniti Q50 (26 MPG). That's roughly $84 a year, or about $422 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
- BMW 5 Series
- Infiniti Q50
Side by side
| BMW 5 Series | Infiniti Q50 | |
|---|---|---|
| $2,194 | Your annual fuel cost | $2,279 |
| 27 MPG | Combined efficiency | 26 MPG |
| 24 MPG | City | 23 MPG |
| 34 MPG | Highway | 31 MPG |
| 99 cu ft | Passenger volume | 102 cu ft |
| 14 cu ft | Cargo volume | 13 cu ft |
| 326 g/mi | Tailpipe CO₂ (g/mi) | 345 g/mi |
| 6/10 | EPA fuel economy score | 6/10 |
| 6/10 | EPA greenhouse gas score | 6/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 8-speed automatic | Transmission | 7-speed automatic |
| RWD | 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.
BMW 5 Series vs Infiniti Q50 across model years
- BMW 5 Series
- 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 BMW 5 Series has more cargo space (14 vs. 13 cu ft).
Among 67 2017 midsize cars, the BMW 5 Series ranks 48th and the Infiniti Q50 52nd for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2017 BMW 5 Series or the 2017 Infiniti Q50?
Measured by cost to drive, the BMW 5 Series. The BMW 5 Series is rated 27 MPG combined and the Infiniti Q50 26 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2017 BMW 5 Series vs. the Infiniti Q50 per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,194 for the BMW 5 Series and $2,279 for the Infiniti Q50.
Which has more cargo space?
The BMW 5 Series, with 14 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).
BMW 5 Series vs Infiniti Q50 in other years
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