2021 BMW Z4

Two-seater · gas

Fuel economy
28mpg1
CO₂ 321 g/mi · 199 g/km2
EPA
Fuel cost
EPA · EIA
Power
—4
NHTSA
Crash rating
—5
5 recall campaigns6
NHTSA
Test weight
lb
EPA
Warranty
yr
BMW

5 figures for this car, from EPA and NHTSA; sign in free to read them.

How much to run it28 mpg ·
Combined
28 mpg1EPA
EPA test cycle, combined · configuration Z4 sDrive30i
City · highway
mpgEPA
Tailpipe CO₂
321 g/mi2EPA199 g/km
tailpipe rating, driven as rated on the test cycle · 199 g/km
Fuel, per year
EPA · EIA
How it performs—
Power
—4NHTSA
Engine
EPA
Transmission
EPA
Drive
EPA
How safe5 recalls
Crash rating
—5NHTSA
Recall campaigns
56NHTSA
NHTSA recall register, campaigns naming Z4 (2021) · as of
Complaints per 10,000 built
—7NHTSA
Complaints on file
NHTSA
How big
Kerb weight
—8
EPA test weight
lbEPA
Class
Two-seaterEPA
the publisher's own vehicle class
Body
ConvertibleNHTSA
as NHTSA lists it
Ownership
Warranty
yrBMW
On the road in New York
NY DMV

Notes and sources

  1. Fuel economy: EPA combined test-cycle figure for the configuration Z4 sDrive30i. EPA data dated 2026-09-09, the latest modifiedOn date EPA records in vehicles.csv.↩
  2. CO₂: EPA's tailpipe rating for the car driven as rated on the test cycle — 321 g/mi, or 199 g/km.↩
  3. Not published for this car. The record's own reason is free to read with an account.↩
  4. Crash rating: not published. NHTSA lists this car (15228) and publishes no overall rating for it: it rates a car overall only when it has run the frontal, side and rollover tests on it.↩
  5. Recall campaigns: NHTSA's count for this nameplate (Z4), as of . Each is repaired free of charge by dealers.↩
  6. Not published for this car. The record's own reason is free to read with an account.↩
  7. Not published for this car. The record's own reason is free to read with an account.↩
  8. This car is measured on the petrol scale: miles per gallon, the tailpipe CO₂ rating and horsepower. MPGe and charge-weighted CO₂ are electric-scale quantities and do not apply to it.↩
  9. Price: no free, resellable source publishes a price for any 2021 car sold in the United States, so none is shown for any car in this market.↩

Sources: EPA · NHTSA — about these sources →