2026 BMW 4 Series: What's New, Specs & Features

Last updated August 4, 2026

2026 BMW 4 Series

The 2026 BMW 4 Series is essentially a carryover, not a redesign. The main change is that proximity keyless entry becomes standard on the 430i and 430i xDrive Coupe and Convertible; the rest of the gas lineup largely continues unchanged from 2025.

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About the 2026 BMW 4 Series

2nd-generation 4 Series family: G22 Coupe and G23 Convertible launched for 2021, G26 Gran Coupe launched for 2022; 2026 is the second model year after the 2025 refresh.

BMW positions the 4 Series as the more style-driven, more emotional sibling to the 3 Series. In Coupe and Convertible form it leans into sleek two-door design and sporty road manners, while the Gran Coupe adds four doors and extra day-to-day usefulness without giving up the low-roof, driver-focused feel. Across the range, BMW sells the 4 Series on sharp handling, premium cabin tech, strong turbo power, and a more dramatic design than its sedan counterpart.

The 2026 lineup spans stylish two-door Coupes and Convertibles plus more practical four-door Gran Coupes. The 430i models use a 255-hp turbo four-cylinder with mild-hybrid assistance, while the M440i models step up to a 386-hp turbo six-cylinder and performance-focused steering and suspension hardware. A curved display, BMW’s touchscreen system, Apple CarPlay, and Android Auto anchor the cabin technology.

What changed, by category

Tech
Proximity keyless entry changes from optional to standard on the 430i and 430i xDrive Coupe and Convertible. No comparable change is identified for the Gran Coupe models.

2026 BMW 4 Series specs and features by trim

Feature
2026 BMW 4 Series430i3 in stock
2026 BMW 4 SeriesM440i0 in stock
2026 BMW 4 Series430i Gran0 in stock
2026 BMW 4 SeriesM440i Gran0 in stock
2026 BMW 4 Series430i xDrive11 in stock
2026 BMW 4 SeriesM440i xDrive0 in stock
2026 BMW 4 Series430i xDrive Gran11 in stock
2026 BMW 4 SeriesM440i xDrive Gran0 in stock
Engine4-Cyl, Turbo, 2.0 Liter6-Cyl, Turbo, 3.0 Liter4-Cyl, Turbo, 2.0 Liter6-Cyl, Turbo, 3.0 Liter4-Cyl, Turbo, 2.0 Liter6-Cyl, Turbo, 3.0 Liter4-Cyl, Turbo, 2.0 Liter6-Cyl, Turbo, 3.0 Liter
TransmissionAutomatic, 8-Spd Sport w/Sport & Manual ModesAutomatic, 8-Spd Sport w/Sport & Manual ModesAutomatic, 8-Spd Sport w/Sport & Manual ModesAutomatic, 8-Spd Sport w/Sport & Manual ModesAutomatic, 8-Spd Sport w/Sport & Manual ModesAutomatic, 8-Spd Sport w/Sport & Manual ModesAutomatic, 8-Spd Sport w/Sport & Manual ModesAutomatic, 8-Spd Sport w/Sport & Manual Modes
DrivetrainRWDRWDRWDRWDAWDAWDAWDAWD
Fuel TypeGasGasGasGasGasGasGasGas
MPG City27–28 mpg27 mpg27 mpg26 mpg24–27 mpg24–25 mpg25 mpg25 mpg
MPG Highway35–36 mpg33–34 mpg35 mpg32 mpg33–34 mpg33–34 mpg34 mpg31 mpg
Horsepower255 hp386 hp255 hp386 hp255 hp386 hp255 hp386 hp
Torque295 lb-ft398 lb-ft295 lb-ft398 lb-ft295 lb-ft398 lb-ft295 lb-ft398 lb-ft
Trunk/Cargo13.6–15.5 cu-ft13.6–15.5 cu-ft16.6 cu-ft16.6 cu-ft13.6–15.5 cu-ft13.6–15.5 cu-ft16.6 cu-ft16.6 cu-ft
Rear Legroom32.5–34.5 in32.5–34.5 in34.9 in34.9 in32.5–34.5 in32.5–34.5 in34.9 in34.9 in
Seats44444444
Doors22442244
4-Wheel Disc Brakes
Adaptive Cruise Control
Adaptive Headlights
Alarm System
Automatic High Beams
Blindspot Sensors
Lane Departure Warning
Park Assist
Rear View Camera
360 Camera
Alloy Wheels
LED Headlights
LED Tail Lights
Power Moonroof
Rear Spoiler
Head-Up Display
LCD Instrument Cluster
Navigation System
Premium Audio
USB Ports
Aluminum Interior Trim
Dual-Zone Climate Control
Heated Front Seats
Heated Rear Seats
Heated Steering Wheel
Leather Seats
Proximity Keyless Entry
Push-Button Engine Start
Remote Start
Ventilated Front Seats
Wood Interior Trim

How the 2027 BMW 4 Series compares

The biggest 2027 BMW 4 Series change is the departure of all four Gran Coupe variants. The remaining two-door Coupe and Convertible models carry over without other major changes.

Frequently asked questions

Was the 2026 BMW 4 Series redesigned?

No. The 2026 BMW 4 Series remains part of the second generation and largely carries over the updates introduced for 2025, including revised lighting, updated grille details, mild-hybrid assistance, and BMW Operating System 8.5.

What changed on the 2026 BMW 4 Series compared with the 2025 model?

The main confirmed change is standard proximity keyless entry on the 430i and 430i xDrive Coupe and Convertible. The rest of the gas-powered lineup largely carries over from 2025.

Does the 2026 BMW 4 Series keep its mild-hybrid engines?

Yes. The 430i models retain a 255-hp turbocharged four-cylinder with 48-volt mild-hybrid assistance, while the M440i models retain a 386-hp turbocharged six-cylinder with the same type of assistance.

What body styles does the 2026 BMW 4 Series include?

The 2026 BMW 4 Series includes two-door Coupe and Convertible models plus the four-door Gran Coupe. The Gran Coupe emphasizes everyday usefulness, while the Coupe and Convertible have a more traditional two-door layout.

Does the 2026 BMW 4 Series have all-wheel drive?

Yes. The 2026 lineup includes xDrive all-wheel-drive versions of the 430i and M440i across the Coupe, Convertible, and Gran Coupe body styles.