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BMW M340i MPG

22 BMW M340is have provided 361 thousand miles of real world fuel economy & MPG data.
Click here to view only the BMW M340is with MPG currently participating in our fuel tracking program.

BMW M340is For Sale Nearby

  • 2025
  • 31.1 Avg MPG
  • 3 Vehicles
  • 3 Fuel-ups
  • 1,017 Miles Tracked
  • View All 2025 BMW M340is
  • 2020
  • 23.4 Avg MPG
  • 19 Vehicles
  • 1,384 Fuel-ups
  • 359,666 Miles Tracked
  • View All 2020 BMW M340is

Recent Activity

from other BMW M340i vehicles (View All)

Tips

Top Tier Fuel not what it's pumped up to be

An additive package cannot make good fuel out of dirty, low-... ...

by Jedda

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