2017 head-to-head · Compact Car

2017 BMW 3 Series vs Infiniti QX30

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

The 2017 BMW 3 Series 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 2017 Infiniti QX30 (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

  • BMW 3 Series
  • Infiniti QX30

Side by side

BMW 3 SeriesInfiniti QX30
$2,116 Your annual fuel cost $2,194
28 MPG Combined efficiency 27 MPG
23 MPG City 24 MPG
35 MPG Highway 33 MPG
96 cu ft Passenger volume 89 cu ft
13 cu ft Cargo volume 19 cu ft
323 g/mi Tailpipe CO₂ (g/mi) 324 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 dual-clutch
RWD Drivetrain FWD

✓ 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 3 Series vs Infiniti QX30 across model years

  • BMW 3 Series
  • Infiniti QX30

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 3 Series has more passenger space (96 vs. 89 cu ft); the Infiniti QX30 has more cargo space (19 vs. 13 cu ft).

Among 50 2017 compact cars, the BMW 3 Series ranks 35th and the Infiniti QX30 38th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2017 BMW 3 Series or the 2017 Infiniti QX30?

Measured by cost to drive, the BMW 3 Series. The BMW 3 Series is rated 28 MPG combined and the Infiniti QX30 27 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2017 BMW 3 Series vs. the Infiniti QX30 per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,116 for the BMW 3 Series and $2,194 for the Infiniti QX30.

Which has more cargo space?

The Infiniti QX30, with 19 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).

BMW 3 Series vs Infiniti QX30 in other years

More 2017 comparisons

Or compare the 2017 BMW 3 Series with anything else:

Keep exploring