2026 BMW 3 Series

M340i Sedan 4D

7,368 miles

Why You’ll Love This 3 Series

Serving as the performance tier above the 330i and 330e yet below the M3 in the 3 Series lineup, the M340i heightens every drive with its performance-focused engineering, M Sport differential for enhanced traction, and BMW Operating System 8.5 for intuitive control.

Turbocharged performance

Unleashes 386 HP and 398 lb-ft through a 3.0-liter BMW M TwinPower Turbo inline 6-cylinder engine with 48V mild-hybrid technology, paired with an 8-speed Steptronic Sport automatic transmission and RWD for 0-60 mph acceleration in 4.4 seconds.

Performance-focused engineering

The M340i trim emphasizes dynamic driving with a focus on near-M performance capabilities.

BMW Operating System 8.5

Provides a modern and intuitive digital interface for vehicle controls and infotainment.

M Sport differential

Enhances traction and stability during dynamic driving, optimizing power delivery to the rear wheels.

M Leather steering wheel

Offers a sporty and comfortable grip with premium leather trim for enhanced driving feel.

Standard suspension

Provides a balanced ride quality suitable for daily driving and varied road conditions.

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