2025 · Compact Car · Hybrid

2025 BMW 3 Series Hybrid MPG & fuel economy

The 2025 BMW 3 Series Hybrid is a compact car offered in 4 EPA-rated configurations. The most efficient version returns 31 MPG combined (28 city / 35 highway) on premium gasoline. Across the lineup, combined ratings range from 29 to 31 MPG. That's up 5 MPG from the 2024 model. Among 26 compact cars rated for 2025, it ranks 13th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $1,911 a year to fuel.

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Combined 31 MPG 28 MPG city · 35 MPG hwy

Driving range — not published for this model

Your fuel cost $1,911 15,000 mi/yr · $12.74 per 100 mi

Class rank, 2025 #13 of 26 Compact Cars by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Miles per year Premium gas $/gal

Fuel average

The 2025 BMW 3 Series Hybrid's fuel average is 13.2 km/L (7.6 L/100 km), or 31 MPG combined: 11.9 km/L in the city and 14.9 km/L on the highway.

	MPG	km/L	L/100 km
City	28	11.9	8.4
Highway	35	14.9	6.7
Combined	31	13.2	7.6

How it ranks among 2025 Compact Cars

Full class ranking →

1BMW i4116 MPGe $788
2BMW i5105 MPGe $869
3Toyota Corolla Hybrid50 MPG $930
4Porsche Taycan93 MPGe $977
5Lexus UX Hybrid43 MPG $1,081
···
13BMW 3 Series Hybrid31 MPG $1,911
···
26Toyota Mirai74 MPGe $7,297

2025 3 Series HybridOther compact carsClass median: $1,943/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

3 Series Hybrid MPG across model years

Full history →

4 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
RWD · 2.0L 4-cyl turbo · 8-speed automatic 330i Sedan	Hybrid	28 MPG	35 MPG	31 MPG	—	$1,911
AWD · 2.0L 4-cyl turbo · 8-speed automatic 330i xDrive Sedan	Hybrid	26 MPG	34 MPG	29 MPG	—	$2,043
RWD · 3.0L 4-cyl turbo · 8-speed automatic M340i Sedan	Hybrid	27 MPG	33 MPG	29 MPG	—	$2,043
AWD · 3.0L 4-cyl turbo · 8-speed automatic M340i xDrive Sedan	Hybrid	26 MPG	33 MPG	29 MPG	—	$2,043

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 2.0L 4-cyl turbo
Transmission: 8-speed automatic
Drivetrain: RWD
Passenger volume: 94 cu ft
Cargo volume: 13 cu ft
Tailpipe CO₂: 286 g/mi
EPA fuel economy score: 6/10
EPA greenhouse gas score: 6/10

2025 BMW 3 Series Hybrid vs. rivals

vs Volvo S60 Hybrid 30 MPG · $1,975/yr 3 Series Hybrid saves $64/yr vs Mercedes-Benz C-Class Hybrid 29 MPG · $2,043/yr 3 Series Hybrid saves $132/yr vs Audi A4 Hybrid 29 MPG · $2,043/yr 3 Series Hybrid saves $132/yr vs Mercedes-Benz CLA-Class Hybrid 30 MPG · $1,975/yr 3 Series Hybrid saves $64/yr vs Acura TLX 25 MPG · $2,370/yr 3 Series Hybrid saves $459/yr vs Genesis G70 24 MPG · $2,469/yr 3 Series Hybrid saves $557/yr vs Volvo S60 Plug-in Hybrid 74 MPGe + 31 MPG · $1,419/yr S60 Plug-in Hybrid saves $493/yr vs Lexus UX Hybrid 43 MPG · $1,081/yr UX Hybrid saves $830/yr vs Porsche Taycan 93 MPGe · $977/yr Taycan saves $934/yr vs Volkswagen Golf/GTI 27 MPG · $1,722/yr Golf/GTI saves $189/yr vs Rolls-Royce Spectre 77 MPGe · $1,177/yr Spectre saves $734/yr

Compare the 2025 3 Series Hybrid

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Frequently asked questions

What is the gas mileage of the 2025 BMW 3 Series Hybrid?

Up to 31 MPG combined (28 city / 35 highway); ratings range from 29 to 31 MPG depending on configuration.

What fuel does the 2025 BMW 3 Series Hybrid use?

Premium gasoline (premium is required or recommended by the manufacturer).

What is the fuel average in km/L for the 2025 BMW 3 Series Hybrid?