2026 · Two-Seater · Gas
2026 BMW Z4 MPG & fuel economy
The 2026 BMW Z4 is a two-seater offered in 3 EPA-rated configurations. The most efficient version returns 28 MPG combined (25 city / 33 highway) on premium gasoline. Across the lineup, combined ratings range from 22 to 28 MPG. Efficiency is unchanged from the 2025 model. Among 20 two-seaters rated for 2026, it ranks 3rd for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,116 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2026 BMW Z4's fuel average is 11.9 km/L (8.4 L/100 km), or 28 MPG combined: 10.6 km/L in the city and 14.0 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 25 | 10.6 | 9.4 |
| Highway | 33 | 14.0 | 7.1 |
| Combined | 28 | 11.9 | 8.4 |
How it ranks among 2026 Two-Seaters
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Z4 MPG across model years
Full history →3 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 2.0L 4-cyl turbo · 8-speed automatic Z4 sDrive30i |
Gas | 25 MPG | 33 MPG | 28 MPG | — | $2,116 |
| RWD · 3.0L 6-cyl turbo · 8-speed automatic Z4 M40i |
Gas | 23 MPG | 29 MPG | 25 MPG | — | $2,370 |
| RWD · 3.0L 6-cyl turbo · 6-speed manual Z4 M40i |
Gas | 19 MPG | 26 MPG | 22 MPG | — | $2,693 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 2.0L 4-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- RWD
- Tailpipe CO₂
- 312 g/mi
- EPA fuel economy score
- 5/10
- EPA greenhouse gas score
- 5/10
2026 BMW Z4 vs. rivals
Compare the 2026 Z4
With any other car from any year, including other Z4 model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2026 BMW Z4?
Up to 28 MPG combined (25 city / 33 highway); ratings range from 22 to 28 MPG depending on configuration.
What fuel does the 2026 BMW Z4 use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2026 BMW Z4?
The 2026 BMW Z4's fuel average is 11.9 km/L (8.4 L/100 km), or 28 MPG combined: 10.6 km/L in the city and 14.0 km/L on the highway.
How much does it cost to fuel the 2026 BMW Z4 per year?
About $2,116 at 15,000 miles a year with $3.95/gal premium gas, or $14.11 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.