2021 BMW M340i Weight: Official Specs & Key Details

The 2021 BMW M340i stands as a benchmark in sporty compact luxury, blending powerful performance with refined engineering—its weight plays a critical role in delivering dynamic handling and agile responsiveness.

The 2021 BMW M340i weighs approximately 1,540 kilograms (3,392 pounds) when fully equipped, making it one of the lighter yet potent entries in its class. This balanced mass supports superior traction and agility, enhancing both track performance and daily drivability.

With its compact 2.0-liter turbocharged inline-4 engine and advanced lightweight materials, the M340i achieves a near-perfect weight-to-power ratio. This synergy allows for quicker accelerations and tighter cornering, key traits sought after by driving enthusiasts.

The reduced weight compared to larger BMWs improves weight distribution, enabling sharper steering response and reduced body roll. Combined with the brand’s iconic M dynamic tuning, the M340i offers a cohesive driving experience that excels on both open roads and twisty mountain lanes.

Understanding the 2021 BMW M340i’s weight of 1,540 kg reveals much about its performance philosophy—engineered precision meets lightweight design to deliver an exhilarating, well-balanced driving experience. Whether on the racetrack or city streets, this balance defines the M340i’s legacy.

Detailed specs and features for the Used 2021 BMW 3 Series M340i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. The 2025 BMW 3-series remains the sports-sedan standard, combining an athletic chassis and a luxurious cabin with a pair of powerful powertrains. All specifications, performance and fuel economy data of BMW M340i (285 kW / 388 PS / 382 hp), edition of the year 2021 for North America, including acceleration times 0-60 mph, 0-100 mph, 0-100 km/h, 0-200 km/h, quarter mile time, top speed, mileage and fuel economy, power-to-weight ratio, dimensions, drag coefficient, etc.

See detailed specs, features, packages and dimensions by trim level for the 2021 BMW M340. View detailed specs, features and options for the 2021 BMW 3-Series M340i xDrive Sedan at U.S. News & World Report.

Get 2021 BMW 3 Series M340i Sedan 4D prices, read ratings & reviews, and shop listings. Explore KBB Fair Purchase Pricing, calculate vehicle depreciation, and get trade. The 2021 BMW M340i delivers a blend of performance, luxury, and innovation that stands out in its class.

Equipped with a 3.0-liter turbocharged inline-six engine, it generates 382 horsepower and 369 lb-ft of torque, allowing for rapid acceleration and smooth power delivery. The 2021 BMW 3 Series M340i Sedan has cargo capacity of 481.4 Liters and the vehicle weighs 1749 kg. In terms of ride assists, the 2021 BMW 3 Series M340i Sedan has stability control and traction control in addition to anti-lock brake system (ABS).

Specs of BMW 3 Series Sedan (G20) M340i (374 Hp) xDrive Steptronic /2019, 2020, 2021, 2022/. Explore the BMW G20 3 Series M340i xDrive detailed specs, including 0-60 mph times, horsepower, and handling data. Get all the Info.