2026 head-to-head · Subcompact Car

2026 BMW 8 Series vs Subaru BRZ

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
$2,469/ year to fuel
24 MPG
✓ Cheaper to run
$2,370/ year to fuel
25 MPG

The 2026 Subaru BRZ is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,370 a year to fuel (25 MPG), versus $2,469 for the 2026 BMW 8 Series (24 MPG). That's roughly $99 a year, or about $494 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 8 Series
  • Subaru BRZ

Side by side

BMW 8 SeriesSubaru BRZ
$2,469 Your annual fuel cost $2,370
24 MPG Combined efficiency 25 MPG
21 MPG City 21 MPG
29 MPG Highway 30 MPG
81 cu ft Passenger volume 77 cu ft
15 cu ft Cargo volume 6 cu ft
368 g/mi Tailpipe CO₂ (g/mi) 362 g/mi
5/10 EPA fuel economy score 5/10
5/10 EPA greenhouse gas score 5/10
Gas Powertrain Gas
Premium gasoline Fuel Premium gasoline
3.0L 6-cyl turbo Engine / motor 2.4L 4-cyl
8-speed automatic Transmission 6-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 8 Series vs Subaru BRZ across model years

  • BMW 8 Series
  • Subaru BRZ

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 8 Series has more passenger space (81 vs. 77 cu ft); the BMW 8 Series has more cargo space (15 vs. 6 cu ft).

Among 26 2026 subcompact cars, the BMW 8 Series ranks 14th and the Subaru BRZ 13th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2026 BMW 8 Series or the 2026 Subaru BRZ?

Measured by cost to drive, the Subaru BRZ. The BMW 8 Series is rated 24 MPG combined and the Subaru BRZ 25 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2026 BMW 8 Series vs. the Subaru BRZ per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,469 for the BMW 8 Series and $2,370 for the Subaru BRZ.

Which has more cargo space?

The BMW 8 Series, with 15 cu ft of luggage volume versus 6 cu ft (EPA interior volume index).

BMW 8 Series vs Subaru BRZ in other years

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