2018 · Compact Car · Plug-in hybrid
2018 BMW 3 Series Plug-in Hybrid MPG & fuel economy
The 2018 BMW 3 Series Plug-in Hybrid is a compact car with one EPA-rated configuration. This plug-in hybrid covers about 14 miles on electricity (71 MPGe), then returns 30 MPG on gas. Efficiency is unchanged from the 2017 model. Among 44 compact cars rated for 2018, it ranks 25th for lowest fuel cost. At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, it costs about $1,722 a year to fuel.
What will it cost you?
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Fuel average
The 2018 BMW 3 Series Plug-in Hybrid's fuel average is 12.8 km/L (7.8 L/100 km), or 30 MPG combined: 11.9 km/L in the city and 14.5 km/L on the highway. On electricity it is rated 71 MPGe.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City (gas) | 28 | 11.9 | 8.4 |
| Highway (gas) | 34 | 14.5 | 6.9 |
| Combined (gas) | 30 | 12.8 | 7.8 |
How it ranks among 2018 Compact Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
3 Series Plug-in Hybrid MPG across model years
Full history →1 EPA-rated configuration
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 2.0L 4-cyl turbo · 8-speed automatic 330e |
Plug-in hybrid | 66 MPGe + 28 MPG | 78 MPGe + 34 MPG | 71 MPGe + 30 MPG | 350 mi | $1,722 |
Specs (most efficient configuration)
- Fuel
- Premium gas + electricity
- Engine / motor
- 2.0L 4-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- RWD
- Electricity use
- 47 kWh/100 mi
- All-electric range
- 14 mi
- Charge time (240V)
- 2 hrs
- Passenger volume
- 96 cu ft
- Cargo volume
- 9 cu ft
- Tailpipe CO₂
- 189 g/mi
- EPA fuel economy score
- 9/10
- EPA greenhouse gas score
- 10/10
2018 BMW 3 Series Plug-in Hybrid vs. rivals
Compare the 2018 3 Series Plug-in Hybrid
With any other car from any year, including other 3 Series Plug-in Hybrid model years. Type a year to jump, e.g. "2015 Accord".
Same year, other powertrains: 2018 BMW 3 Series (28 MPG), 2018 BMW 3 Series Diesel (36 MPG)
Frequently asked questions
What is the gas mileage of the 2018 BMW 3 Series Plug-in Hybrid?
Up to 71 MPGe + 30 MPG combined.
What fuel does the 2018 BMW 3 Series Plug-in Hybrid use?
Premium gas + electricity (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2018 BMW 3 Series Plug-in Hybrid?
The 2018 BMW 3 Series Plug-in Hybrid's fuel average is 12.8 km/L (7.8 L/100 km), or 30 MPG combined: 11.9 km/L in the city and 14.5 km/L on the highway. On electricity it is rated 71 MPGe.
How much does it cost to fuel the 2018 BMW 3 Series Plug-in Hybrid per year?
About $1,722 at 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, or $11.48 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.