2026 · Small SUV · Hybrid
2026 BMW X3 Hybrid MPG & fuel economy
The 2026 BMW X3 Hybrid is a small SUV offered in 2 EPA-rated configurations. The most efficient version returns 29 MPG combined (27 city / 33 highway) on premium gasoline. Across the lineup, combined ratings range from 27 to 29 MPG. Efficiency is unchanged from the 2025 model. Among 114 small SUVs rated for 2026, it ranks 86th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,043 a year to fuel.
What will it cost you?
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Fuel average
The 2026 BMW X3 Hybrid's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 11.5 km/L in the city and 14.0 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 27 | 11.5 | 8.7 |
| Highway | 33 | 14.0 | 7.1 |
| Combined | 29 | 12.3 | 8.1 |
How it ranks among 2026 Small SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
X3 Hybrid MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| AWD · 2.0L 4-cyl turbo · 8-speed automatic X3 xDrive30 |
Hybrid | 27 MPG | 33 MPG | 29 MPG | — | $2,043 |
| AWD · 3.0L 6-cyl turbo · 8-speed automatic X3 M50 |
Hybrid | 25 MPG | 30 MPG | 27 MPG | — | $2,194 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 2.0L 4-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- AWD
- Tailpipe CO₂
- 299 g/mi
- EPA fuel economy score
- 6/10
- EPA greenhouse gas score
- 6/10
2026 BMW X3 Hybrid vs. rivals
Compare the 2026 X3 Hybrid
With any other car from any year, including other X3 Hybrid model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2026 BMW X3 Hybrid?
Up to 29 MPG combined (27 city / 33 highway); ratings range from 27 to 29 MPG depending on configuration.
What fuel does the 2026 BMW X3 Hybrid use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2026 BMW X3 Hybrid?
The 2026 BMW X3 Hybrid's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 11.5 km/L in the city and 14.0 km/L on the highway.
How much does it cost to fuel the 2026 BMW X3 Hybrid per year?
About $2,043 at 15,000 miles a year with $3.95/gal premium gas, or $13.62 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.