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BMW Z4

Photo: BMW Z4 by Matti Blume, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.

BMW · model year 2026

2026 BMW Z4 M40i

Two Seaters · Rear-Wheel Drive · Gas · EPA class: Two Seaters

EPA figures · 2026fueleconomy.gov
25MPG combined
23/29MPG city / highway
$3,300fuel a year
346 g CO₂ per mile 3.0 L 6-cyl turbo Automatic (S8)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.

Where it places

Against fuel-efficient two-seat sports cars

Combined MPG25 MPG
Chart average 18 MPGBest 29 MPG
Fuel a year$3,300
Lowest on the chart $2,850Chart average $4,730

The CarCody take

The 2026 BMW Z4 M40i is a gasoline two-seat car with rear-wheel drive, a 3.0-liter turbocharged six-cylinder engine, and an automatic eight-speed transmission. Its defining EPA figure is 25 combined MPG, with 23 MPG city and 29 MPG highway. EPA estimates annual fuel cost at $3,300 and tailpipe CO2 at 346 grams per mile.

Good to know

  • 25 combined MPG for a clear comparison figure
  • 29 MPG highway estimate
  • Rear-wheel drive with a turbocharged 3.0 L six-cylinder
  • Automatic S8 transmission
  • Two-seat EPA class

Watch for

  • 23 MPG city estimate
  • $3,300 EPA annual fuel-cost estimate
  • 346 g CO2 per mile
  • Two-seat layout limits seating

Who it suits. Drivers who want a two-seat, rear-drive gasoline car Highway-heavy driving where the 29 MPG estimate applies Buyers comparing BMWs by official MPG

The 2026 BMW Z4 M40i makes sense for someone seeking a two-seat, rear-wheel-drive gasoline car rather than maximum carrying space. Its 25 combined MPG gives a clear baseline, with 23 MPG city and 29 MPG highway. Budget $3,300 a year using the EPA estimate, and remember its 346 grams-per-mile tailpipe CO2 figure. If those running numbers and the two-seat format fit, the Z4 M40i is a focused choice; otherwise, compare broader BMW and fuel-economy lists.

What it is

The 2026 BMW Z4 M40i is a car in the EPA Two Seaters class. It uses gasoline, rear-wheel drive, and a 3.0 L 6-cylinder turbo engine. An automatic S8 transmission sends the drive to the rear wheels.

Its chart figure is 25 combined MPG. That blends the EPA city and highway estimates into one number for everyday comparison.

The numbers

EPA rates the Z4 M40i at 23 MPG in city driving and 29 MPG on the highway. The combined figure is 25 MPG.

Tailpipe emissions are 346 grams of CO2 per mile.

What it costs to run

The EPA annual fuel-cost estimate is $3,300. That is the yearly gasoline figure attached to this car's official fuel-economy rating.

Your actual spending will follow how much city and highway driving you do and the gasoline price you pay.

How it compares

Use the 25 combined MPG figure when weighing this BMW against other cars. Its 23 city and 29 highway MPG show where the number comes from.

For a wider BMW view, compare it with other BMW cars.

Who it suits

This Z4 suits a buyer who wants a two-seat gasoline car and accepts rear-wheel drive. The 29 MPG highway estimate favors drivers whose miles are mostly on open roads.

The automatic transmission and 25 combined MPG make its running figure straightforward to compare with other cars.

Trade-offs

The 3.0 L turbo six-cylinder engine, rear-wheel-drive layout, and two-seat EPA class define the package. The trade-off is a 23 MPG city estimate versus 29 MPG highway, with a 25 MPG combined result.

Its $3,300 EPA annual fuel estimate and 346 grams of CO2 per mile are the ownership figures to weigh against that two-seat format.

Verdict

Choose the 2026 BMW Z4 M40i if a two-seat, rear-drive gasoline car fits your needs and you can budget for its EPA fuel estimate. Its 25 combined MPG is respectable for direct chart comparisons, while the highway figure reaches 29 MPG. City use drops to 23 MPG, and the annual estimate is $3,300. The key decision is whether this seating layout and fuel cost match how you drive.

Every figure on record

Efficiency
Combined MPG
25 MPG
City MPG
23 MPG
Highway MPG
29 MPG
Running cost
Annual fuel cost
$3,300
Tailpipe CO₂
346 g per mile
The car
Model year
2026
Body
Car
EPA size class
Two Seaters
Drive
Rear-Wheel Drive
Powertrain
Engine
3.0 L 6-cyl turbo
Transmission
Automatic (S8)
Fuel
Gasoline

Questions

What is the 2026 BMW Z4 M40i's combined MPG?

The EPA combined rating is 25 MPG.

What city and highway MPG does it get?

EPA lists 23 MPG city and 29 MPG highway.

How much fuel does the Z4 M40i cost per year?

The EPA annual fuel-cost estimate is $3,300.

What engine and transmission does it use?

It has a 3.0 L 6-cylinder turbo engine and an automatic S8 transmission.

Is the 2026 Z4 M40i rear-wheel drive?

Yes. Its drive layout is rear-wheel drive.

How many seats does this BMW have?

It is in the EPA Two Seaters class, so it is designed as a two-seat car.

What are its tailpipe CO2 emissions?

EPA lists 346 grams of CO2 per mile.

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