The BMW 4 Series shares most components with the 3 Series sedan, but they are packaged in a sleeker coupe or convertible.
Two turbocharged engines are available: a 2.0-liter four-cylinder and a punchy 3.0-liter six-cylinder that uses a 48-volt mild-hybrid setup to support accessories without hurting fuel consumption.
The eight-speed automatic is smooth and responsive.
Rear- and all-wheel drive are available.
We found the 4 to be agile and fun to drive yet refined and luxurious.
The iDrive infotainment system is quick and capable but takes some getting used to.
Changes for 2025 include mild interior and exterior styling tweaks, and the iDrive infotainment system is now updated to the latest 8.5 version.
The redesigned 2021 BMW 4 Series shares most components with the 3 Series sedan, but they are packaged in a sleeker two-door coupe form.
Two turbocharged engines are available: a 255-hp, 2.0-liter four-cylinder and a punchy 382-hp, 3.0-liter six-cylinder that uses a 48-volt mild-hybrid setup to support accessories without hurting fuel consumption.
The eight-speed automatic is smooth and responsive.
Rear- and all-wheel drive are available.
We found the 4 to be agile and fun to drive yet refined and luxurious.
The iDrive infotainment system is quick and capable but takes some getting used to.
FCW, AEB with pedestrian detection, BSW, and rear cross traffic warning are all standard.
ACC and LCA are optional. The infotainment system was updated in 2024 with a larger, curved display and touchscreen-based climate controls.
A 2025 refresh brought styling changes and an infotainment update to iDrive 8.5.
The 4 Series coupe and convertible pack in the style, luxury, and exclusivity.
This plush and comfortable line is lower and wider than its 3 Series sedan brethren.
They are more of gentlemanly touring cars than a sportsters, yet they're quite capable.
Handling is taut, the ride is steady and compliant, and the interior is plush.
The rear seat is relatively spacious.
The 2.0-liter four-cylinder turbo is sparing with fuel; the 3.0-liter six-cylinder turbo is super smooth with effortless go. For 2020, the 4 Series gets standard forward collision warning, city-speed automatic emergency braking with pedestrian detection, and lane departure warning.
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