The 2025 BMW M340i packs the B58 engine paired to a mild hybrid system. With 382 Horsepower and 369 torque, the M340i can do 0-60 in 4 seconds! M340i vs M3 Specs In this article, we'll look at both the F80 and G80 M3 as comparisons to the G20 M340i.
The newest G80 M3 is really the better comparison based on years of production. However, given the price differences, it's fair to include the F80 M3 since they're a bit older and pricing is more in line with that of the M340i. The comparison of the 2025 BMW 3 Series and the 2025 BMW M3 is unusual because the two models are from the same brand and ride on the same platform.
In short, the two BMWs are at their foundation the same car, but the German luxury sport automaker packages them differently. The trend toward. By Sarah Rogers Updated on December 27, 2025 If you're a driving enthusiast shopping for a high-performance BMW sedan, two models likely on your radar are the BMW M340i and the legendary BMW M3.
But which of these stellar sedans is the better choice? The M340i is the newest performance variant in BMW's 3 Series lineup. The refreshed BMW 3 Series' focus on new wheels and tech is the wrong direction for enthusiasts, but there are reasons to believe a return to form is at hand. Research the 2025 BMW 3 Series M340i with our expert reviews and ratings.
Edmunds also has BMW 3 Series M340i pricing, MPG, specs, pictures, safety features, consumer reviews and more. View exterior and interior images of the updated BMW 3-series, with the M340i now making 386 horsepower and 398 pound. Research the 2025 BMW M340 at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory.
The 2025 BMW 3 Series starts at $46,675 for the base 330i and $60,775 for the M340i, while the M3 begins at $77,175. BMW Got a tip or question for the author? The BMW 3 Series sedan is getting a light revision for the 2025 model year, including the performance spec'd M3 variant which sees more power added to Competition xDrive models.
For the most part, you'll be hard pressed to spot the differences between a '24 and '25 3 Series; not necessarily a bad thing, though the more exciting changes start under the hood. There, a 3.0.