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2027 BMW 4 SERIES: WHAT’S NEW, MODELS, SPECS & FEATURES.

BMW 4 Series for 2027 continues with Coupe, Convertible, and Gran Coupe body styles, with output ranging from 255 hp in BMW 430i models to 386 hp in BMW M440i models. BMW Operating System 8.5 with QuickSelect, BMW Curved Display technology, and the exterior updates introduced with the earlier refresh remain central to the lineup. This page covers every 2027 BMW 4 Series model, powertrain, and technology feature, with current 2027 BMW 4 Series inventory available at BMW of Milwaukee North.

WHAT’S NEW FOR 2027.

BMW 4 Series for 2027 largely carries forward the powertrains, digital technology, and exterior updates introduced with the current generation’s earlier refresh. BMW Operating System 8.5 with QuickSelect, revised kidney grille treatments, vertical daytime-running-light signatures, redesigned air vents, and available rear lights with laser technology were introduced for the 2025 model year rather than 2027.

BMW 430i and BMW M440i models continue with 48V mild-hybrid technology. BMW 430i models produce 255 hp, while BMW M440i models produce 386 hp. The 2027 lineup continues to span Coupe, Convertible, and Gran Coupe body styles, alongside the BMW M4 family.

BMW Intelligent Personal Assistant also continues across the lineup. The voice-activated system handles compatible vehicle settings, navigation requests, and entertainment commands through natural-language interaction activated with “Hey BMW.”

2027 BMW 4 Series technology features

MODEL LINEUP.

BMW 4 Series does not use traditional trim levels. Instead, the lineup is organized by model and body style. BMW 430i and BMW M440i families are available in multiple body styles and drivetrain configurations, while BMW M4 models are separated by power output, transmission, drivetrain, and body style.

2027 BMW 430i and BMW 430i xDrive

BMW 430i / BMW 430i xDrive.

BMW 430i models use a 2.0-liter BMW TwinPower Turbo inline four-cylinder mild-hybrid engine producing 255 hp and 295 lb-ft of torque.

BMW 430i is offered in Coupe and Gran Coupe body styles with rear-wheel drive. BMW 430i xDrive adds BMW xDrive all-wheel drive and is available as a Coupe, Convertible, and Gran Coupe.

Standard and available equipment across BMW 430i models includes BMW Operating System 8.5, BMW Curved Display, wireless Apple CarPlay and Android Auto, BMW Intelligent Personal Assistant, wireless device charging, ambient lighting, and available comfort, parking, and driver-assistance packages.

2027 BMW M440i and BMW M440i xDrive

BMW M440i / BMW M440i xDrive.

BMW M440i models use a 3.0-liter BMW M TwinPower Turbo inline six-cylinder mild-hybrid engine producing 386 hp and 398 lb-ft of torque.

BMW M440i is offered in Coupe and Gran Coupe configurations with rear-wheel drive. BMW M440i xDrive adds BMW xDrive all-wheel drive and is available as a Coupe, Convertible, and Gran Coupe.

BMW M Performance equipment includes an M Sport Differential, variable sport steering with Servotronic, BMW M-specific interior and exterior details, and additional chassis equipment depending on configuration.

2027 BMW M4 Coupe

BMW M4 Coupe.

BMW M4 Coupe is the entry point to the BMW M4 family. Its 3.0-liter BMW M TwinPower Turbo inline six-cylinder produces 473 hp. Rear-wheel drive and a six-speed manual transmission are standard.

2027 BMW M4 Competition models

BMW M4 Competition Models.

BMW M4 Competition Coupe: BMW M4 Competition Coupe increases output to 503 hp and pairs its BMW M TwinPower Turbo inline six-cylinder with an eight-speed M Steptronic Sport Transmission. Rear-wheel drive is standard.

BMW M4 Competition xDrive Coupe: BMW M4 Competition xDrive Coupe produces 523 hp and adds BMW M xDrive all-wheel drive with Active M Differential. It reaches 60 mph in 3.4 seconds.

BMW M4 Competition xDrive Convertible: BMW M4 Competition xDrive Convertible combines the 523-hp BMW M TwinPower Turbo inline six-cylinder with BMW M xDrive and an eight-speed M Steptronic Sport Transmission. Its power-operated soft top adds open-air capability while retaining BMW M-specific chassis and performance hardware.

BMW M4 performance specs

PERFORMANCE AND POWERTRAIN.

BMW 430i AND BMW 430i xDRIVE.

The 2.0-liter BMW TwinPower Turbo inline four-cylinder mild-hybrid engine produces 255 hp and 295 lb-ft of torque. An eight-speed automatic transmission is standard. BMW 430i Coupe reaches 60 mph in 5.6 seconds, while BMW 430i xDrive Coupe reaches 60 mph in 5.4 seconds. EPA fuel economy for BMW 430i Coupe reaches 28 mpg city and 36 mpg highway.

BMW M440i AND BMW M440i xDRIVE.

The 3.0-liter BMW M TwinPower Turbo inline six-cylinder mild-hybrid engine delivers 386 hp and 398 lb-ft of torque. BMW M440i Coupe reaches 60 mph in 4.6 seconds, while BMW M440i xDrive Coupe does so in 4.2 seconds. M Sport Differential, variable sport steering with Servotronic, and available Adaptive M Suspension contribute to the BMW M440i driving package. EPA fuel economy for BMW M440i Coupe reaches 27 mpg city and 34 mpg highway.

EPA fuel economy ratings for 2027 BMW 4 Series

BMW M4 MODELS.

BMW M4 Coupe’s 3.0-liter BMW M TwinPower Turbo inline six-cylinder produces 473 hp with the standard six-speed manual transmission. BMW M4 Competition Coupe delivers 503 hp through an eight-speed M Steptronic Sport Transmission. BMW M4 Competition xDrive Coupe and BMW M4 Competition xDrive Convertible produce 523 hp with BMW M xDrive and Active M Differential. BMW M4 Competition xDrive Coupe reaches 60 mph in 3.4 seconds.

Most BMW 4 Series models use an eight-speed automatic transmission, while BMW M4 Coupe retains its standard six-speed manual. Rear-wheel drive or BMW xDrive all-wheel drive is offered depending on model.

Disclaimer: BMW AG preliminary test results. Actual acceleration results may vary depending on vehicle specification, road and environmental conditions, testing procedures, and driving style. These results should be used for comparison only. BMW urges you to obey all posted speed laws and always wear safety belts.

INTERIOR, COMFORT, AND CARGO.

BMW 4 Series Coupe and Convertible seat four passengers. BMW 4 Series Gran Coupe seats five and adds two rear doors for easier access to the rear seating area.

Cargo capacity in BMW 4 Series Coupe reaches up to 15.5 cu ft, with folding rear seats providing additional flexibility. BMW 4 Series Convertible provides 13.6 cu ft with the soft top raised and 10.6 cu ft with the top lowered and stored. BMW M4 Coupe also provides up to 15.5 cu ft.

Seating materials range from perforated SensaTec to available Vernasca Leather upholstery depending on model and configuration. BMW M440i models add BMW M-specific interior appointments, while BMW M4 models offer available M Carbon Bucket Seats and additional BMW M upholstery and steering-wheel choices. Ambient lighting is available throughout the lineup.

BMW 430i xDrive Convertible’s tailored soft top raises or lowers in approximately ten seconds at speeds up to 30 mph. A Convertible Wind Deflector helps reduce cabin airflow with the top lowered.

2027 BMW 4 Series interior comfort and cargo

2027 BMW 4 Series technology and infotainment

TECHNOLOGY AND INFOTAINMENT.

BMW Operating System 8.5 continues across the 2027 BMW 4 Series lineup. QuickSelect organizes frequently used functions and provides direct access to navigation, entertainment, and other features from the home screen. Voice control is handled by BMW Intelligent Personal Assistant, which responds to “Hey BMW” and supports natural-language commands for compatible vehicle functions.

Wireless Apple CarPlay and Android Auto are available throughout the lineup. Wireless device charging is also available or standard depending on model and configuration. The My BMW App supports compatible remote vehicle functions, including remote lock and unlock and Remote Engine Start on properly equipped models.

BMW ConnectedDrive integrates compatible mobile devices and connected services with the vehicle’s interfaces.

BMW ConnectedDrive features

Available packages add additional technology. Parking assistance can provide expanded camera views and automated parking functions, while available driver-assistance packages add features including distance control, steering assistance, lane-change assistance, and other supported driving functions. Package availability varies by model.

BMW M4 models feature BMW Curved Display with BMW Operating System 8.5 and BMW M-specific display content that changes based on selected driving settings.

SAFETY AND DRIVER ASSISTANCE.

Available and standard driver-assistance equipment across BMW 4 Series models includes features such as:

  • Active Blind Spot Detection
  • Frontal Collision Warning with City Collision Mitigation
  • Lane Departure Warning

Additional driver-assistance technology is available depending on model and configuration. Available systems can add distance control, steering assistance, Lane Change Assistant, Emergency Stop Assistant, Evasion Aid, and expanded assisted-driving functionality.

Parking assistance is also available with camera views and automated parking functions designed to support maneuvering in tighter spaces.

BMW 4 Series is covered by the BMW New Vehicle Limited Warranty for four years or 50,000 miles. BMW Ultimate Care includes eligible scheduled maintenance for three years or 36,000 miles.

BMW warranty and ownership details

WHO IT’S FOR / VS. THE PRIOR YEAR.

BMW 4 Series for 2027 is built for drivers who want a Coupe, Convertible, or Gran Coupe with multiple levels of BMW performance. BMW 430i models balance 255 hp with everyday efficiency, while BMW xDrive configurations add all-wheel-drive traction for variable Wisconsin road conditions. BMW M440i models provide a substantial increase in output and BMW M Performance chassis equipment.

BMW 4 Series for 2027 largely continues the powertrain, exterior, and digital updates introduced with the 2025 refresh rather than introducing a major redesign. BMW Operating System 8.5 with QuickSelect, revised lighting treatments, redesigned air vents, and 48V mild-hybrid technology remain part of the current BMW 4 Series package.

2027 BMW 4 Series profile and buyer fit

For drivers who want BMW M-specific performance hardware, the BMW M4 family offers output ranging from 473 hp to 523 hp, Coupe and Convertible configurations, and available BMW M xDrive. BMW M4 Coupe’s standard six-speed manual transmission also provides an alternative to the automatic transmissions used elsewhere in the lineup.

SEE THE 2027 BMW 4 SERIES AT BMW OF MILWAUKEE NORTH IN GLENDALE.

BMW of Milwaukee North in Glendale can help shoppers compare BMW 4 Series Coupe, Convertible, Gran Coupe, and BMW M4 configurations. Browse current 2027 BMW 4 Series inventory or schedule a test drive to compare available models in person.

FREQUENTLY ASKED QUESTIONS.

What’s new on the 2027 BMW 4 Series?

BMW 4 Series for 2027 largely carries forward the powertrain, technology, and exterior updates introduced with the earlier refresh. BMW Operating System 8.5 with QuickSelect, revised lighting treatments, redesigned air vents, and 48V mild-hybrid technology were already established before the 2027 model year.

What models are available in the 2027 BMW 4 Series?

BMW 430i and BMW 430i xDrive form the four-cylinder model family, with Coupe, Convertible, and Gran Coupe body styles offered depending on drivetrain. BMW M440i and BMW M440i xDrive form the six-cylinder BMW M Performance model family and are also offered across Coupe, Convertible, and Gran Coupe configurations depending on drivetrain. The BMW M4 family includes BMW M4 Coupe, BMW M4 Competition Coupe, BMW M4 Competition xDrive Coupe, and BMW M4 Competition xDrive Convertible.

What is the difference between BMW 430i and BMW M440i?

BMW 430i uses a 2.0-liter BMW TwinPower Turbo inline four-cylinder producing 255 hp and 295 lb-ft of torque. BMW M440i uses a 3.0-liter BMW M TwinPower Turbo inline six-cylinder mild-hybrid powertrain producing 386 hp and 398 lb-ft of torque. BMW M440i also adds BMW M Performance chassis and design equipment.

How does acceleration performance compare across the 2027 BMW 4 Series models?

BMW 430i Coupe reaches 60 mph in 5.6 seconds, while BMW 430i xDrive Coupe reaches 60 mph in 5.4 seconds. BMW M440i Coupe reaches 60 mph in 4.6 seconds, and BMW M440i xDrive Coupe does so in 4.2 seconds. BMW M4 Competition xDrive Coupe reaches 60 mph in 3.4 seconds.

Is BMW xDrive all-wheel drive available on the 2027 BMW 4 Series?

Yes. BMW xDrive is available on BMW 430i xDrive and BMW M440i xDrive models across Coupe, Convertible, and Gran Coupe body styles. BMW M4 Competition xDrive Coupe and BMW M4 Competition xDrive Convertible use BMW M xDrive all-wheel drive.

How much cargo space does the 2027 BMW 4 Series Coupe have?

BMW 4 Series Coupe provides up to 15.5 cu ft of cargo space. BMW 4 Series Convertible provides 13.6 cu ft with the soft top raised and 10.6 cu ft with the top lowered.

What safety features are available on the 2027 BMW 4 Series?

BMW 4 Series offers driver-assistance features including Active Blind Spot Detection, Frontal Collision Warning with City Collision Mitigation, and Lane Departure Warning. Additional available systems add distance control, steering assistance, lane-change assistance, automated parking functions, and other supported driver-assistance technology depending on model and configuration.

What is the warranty on the 2027 BMW 4 Series?

BMW 4 Series is covered by the BMW New Vehicle Limited Warranty for four years or 50,000 miles. BMW Ultimate Care includes eligible scheduled maintenance for three years or 36,000 miles.

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