Bmw M340i Vs M3 Competition

In this article, we compare the M340i vs M3 including specs, performance, driving experience, price, and more. If you would rather consume this content via a video, check out our BMW M3 vs M340i comparison video below: BMW M3 VS M340i: Which is Better? The M340i is the newest performance variant in BMW's 3 Series lineup.

With its turbocharged straight-six engine and available all-wheel drive, the M340i promises to deliver ample power and all-weather grip. The M3 has long stood at the pinnacle of BMW's sedan offerings. With precision handling, track-ready suspension, and racetrack-bred styling cues, the M3 remains the ultimate driving.

M340i or M3? I'm planning on getting a 3 series within the next month and can't decide whether I should go with a full on M3 Competition or to settle with the m340i. Any insight? I know the m340is can be quick too. 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! The M3 uses a different iteration of BMW's B58 engine, named the S58. In Competition xDrive trim, it sends a whopping 523 hp and 479 lb-ft to all four wheels, launching the M3 from 0.

Discover the differences between the BMW M3 Competition RWD and BMW 3 Series M340i xDrive AWD with CarGurus. Compare price, expert/user reviews, popular features, vehicle specs and more. Compare performance of BMW M340i (G20) and BMW M3 (F80).

Updated December 2025. Discover key differences between the 2020 BMW M340i and M3, owner insights, cost-saving tips, and recommendations for buyers. From the powerfully accelerating BMW M340i Sedan delivering 386 hp to the mighty BMW M3 Competition xDrive Sedan delivering 523 hp, every model delivers an adrenaline.

The BMW M340i is just as rapid as the entry-level M3. Does that make it a better buy?