2026 BMW 4 Series

The 2026 BMW 4 Series brings coupe and convertible body styles, rear-wheel drive and all-wheel drive, and seating for 4–5 passengers to shoppers in Boston, Massachusetts. At Herb Chambers BMW of Boston, this page helps shoppers understand the model’s trim pricing, performance range, dimensions, premium-fuel requirement, cargo capacity and key differences among the 430i, 430i xDrive, M440i and M440i xDrive before exploring current BMW opportunities and arranging a visit.

Starting MSRP

$52,600

Horsepower

255–386 hp

Seating

4–5 seats

Drivetrain

Rear Wheel Drive / All Wheel Drive

Fuel

Premium Unleaded (Required)

Body Style

Coupe / Convertible

How the 2026 BMW 4 Series Compares With Competitors

Pricing, power, fuel requirements and drivetrain choices help define how the BMW 4 Series fits against other premium coupes and convertibles. The 2026 BMW 4 Series starts at $52,600, and MSRP excludes tax, title, registration and dealer fees.

The 2026 Mercedes-Benz CLE starts at $68,050 and offers 255–443 hp, 20–23 city / 27–32 hwy EPA MPG, four seats, all-wheel drive and required premium unleaded. The BMW 4 Series offers a lower starting price and a broader 4–5-seat range, while the Mercedes-Benz may suit shoppers focused on its stated power and fuel-economy figures.

The 2026 Lexus LC starts at $101,850 with 471 hp, 16 city / 24 hwy EPA MPG, rear-wheel drive and required premium unleaded. The BMW 4 Series may appeal to shoppers seeking a lower starting price and both rear- and all-wheel-drive configurations, while the Lexus provides the quoted higher horsepower figure.

Specifications and Configuration

The 2026 BMW 4 Series uses an inline engine with an automatic transmission and eight speeds. Across its four trims, engine size ranges from 2.0 to 3.0 L, horsepower from 255 to 386 hp, torque from 295 to 398 lb-ft, and cylinder count from 4 to 6.

Acceleration is quoted at 5.6 seconds from 0 to 60 mph. The model requires premium unleaded fuel, has a 15.5 to 15.6-gallon fuel capacity, and measures 187.9 inches long, 72.9 inches wide and 112.2 inches between the wheels. Height ranges from 54.6 to 54.9 inches, while width with mirrors is 81.9 inches.

Trim configuration shapes cargo space and drivetrain. The 430i and M440i are rear-wheel-drive coupes with 15.5 cubic feet behind the rear seats, while the 430i xDrive and M440i xDrive are all-wheel-drive convertibles with 10.6 cubic feet behind the rear seats.

Buying a 2026 BMW 4 Series in Boston

Herb Chambers BMW of Boston serves Boston shoppers from 1168 Commonwealth Avenue. The store receives BMW vehicles on a rolling basis, so shoppers can use the search inventory link to review current listings and contact the dealership at (617) 271-2376 for next steps.

Online purchasing tools can make the process more convenient. Shoppers can begin a trade evaluation through value your trade and discuss the 4 Series configuration that best matches their preferred body style, drivetrain and performance range.

What to Weigh Before Buying

Start with the body style and cargo needs. The coupe trims provide 15.5 cubic feet behind the rear seats, while the convertible trims provide 10.6 cubic feet, making the distinction useful for shoppers who regularly carry larger items.

Performance and traction also vary by trim. The 430i versions use a 2.0-liter four-cylinder engine with 255 hp and 295 lb-ft of torque, while the M440i versions use a 3.0-liter six-cylinder engine with 386 hp and 398 lb-ft of torque; xDrive identifies the all-wheel-drive configurations.