DecodedCars2026 BMW 4 Series
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2026 models.
- Class
- Subcompact Cars
- Body styles
- 430i 2dr Cabriolet, 430i Xdrive 2dr Coupe, I4 Edrive40 Gran Coupe 4dr Sedan, I4 M60 Gran Coupe 4dr Sedan
- Engines
- 2.0L 4-cyl turbo, 3.0L 6-cyl turbo
- Drivetrain
- Rear-Wheel Drive, All-Wheel Drive
- Fuel
- Hybrid
- MPG (best)
- 31 combined · 28 city / 36 hwy
- Length
- 187.8–188.2 in
- Curb weight
- 3,708–5,066 lb
- NHTSA rating
- Not rated
- Recalls
- 0 campaigns
Pros & cons
What's good
- Excellent fuel economyUp to 31 MPG combined — 29% better than the average 2026 subcompact car (24 MPG).
- Hybrid version availableOffered as a hybrid as well as gas.
- AWD / 4WD available
Watch out for
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Calculated from EPA, NHTSA and vPIC data against 25 similar 2026 models — not a review. How we calculate this →
Overview
The 2026 BMW 4 Series is a subcompact car offered with 2 engines (2.0L 4-cyl turbo and 3.0L 6-cyl turbo), including a hybrid version and rear-wheel drive and all-wheel drive.
It measures about 188 inches long and 73 inches wide on a 112-inch wheelbase, with a curb weight of roughly 3,920 lb (430i 2dr Cabriolet).
EPA rates its most efficient version at 31 MPG combined (28 city / 36 highway), 29% better than the 2026 subcompact car average of 24 MPG, for an estimated $2,650 a year in fuel.
There are no recalls or owner complaints on file with NHTSA for this model year.
What changed for 2026
- Engine added: 3.0L 6-cyl turbo
- Engine dropped: 3.0L 4-cyl turbo
Compared with 2025; trim, feature and price changes aren't covered. See the 2025 4 Series →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 430i 2dr Cabriolet | 187.8 in | 72.8 in | 54.3 in | 112.2 in | 62.2 / 62.6 in | 3,920 lb | 50/50 |
| 430i Xdrive 2dr Coupe | 187.8 in | 72.8 in | 54.3 in | 112.2 in | 62.2 / 62.6 in | 3,708 lb | 53/47 |
| I4 Edrive40 Gran Coupe 4dr Sedan | 188.2 in | 72.8 in | 57.1 in | 112.6 in | 63 / 64.2 in | 4,762 lb | 48/52 |
| I4 M60 Gran Coupe 4dr Sedan | 188.2 in | 72.8 in | 57.1 in | 112.6 in | 63 / 64.2 in | 5,066 lb | 48/52 |
| I4 Xdrive40 Gran Coupe 4dr Sedan | 188.2 in | 72.8 in | 57.1 in | 112.6 in | 63 / 64.2 in | 5,057 lb | 48/52 |
| M440i 2dr Cabriolet | 187.8 in | 72.8 in | 54.3 in | 112.2 in | 62.2 / 62.6 in | 4,171 lb | 48/52 |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| 430i Coupe Hybrid | 2.0L 4-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 28 / 36 / 31 | +29% | $2,650 | 285 |
| 430i xDrive Coupe Hybrid | 2.0L 4-cyl turbo | Automatic (S8) | All-Wheel Drive | 27 / 34 / 30 | +25% | $2,750 | 294 |
| 430i Convertible Hybrid | 2.0L 4-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 27 / 35 / 30 | +25% | $2,750 | 295 |
| M440i Coupe Hybrid | 3.0L 6-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 27 / 34 / 30 | +25% | $2,750 | 296 |
| 430i Gran Coupe Hybrid | 2.0L 4-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 27 / 35 / 30 | +3% | $2,750 | 290 |
| M440i xDrive Coupe Hybrid | 3.0L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 26 / 33 / 29 | +21% | $2,850 | 301 |
| M440i Convertible Hybrid | 3.0L 6-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 27 / 33 / 29 | +21% | $2,850 | 300 |
| 430i xDrive Gran Coupe Hybrid | 2.0L 4-cyl turbo | Automatic (S8) | All-Wheel Drive | 25 / 34 / 29 | -1% | $2,850 | 305 |
| 430i xDrive Convertible Hybrid | 2.0L 4-cyl turbo | Automatic (S8) | All-Wheel Drive | 24 / 33 / 28 | +17% | $2,950 | 316 |
| M440i xDrive Convertible Hybrid | 3.0L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 25 / 32 / 28 | +17% | $2,950 | 312 |
| M440i Gran Coupe Hybrid | 3.0L 6-cyl turbo | Automatic (S8) | Rear-Wheel Drive | 26 / 32 / 28 | -4% | $2,950 | 312 |
| M440i xDrive Gran Coupe Hybrid | 3.0L 6-cyl turbo | Automatic (S8) | All-Wheel Drive | 25 / 31 / 27 | -8% | $3,050 | 320 |
EPA estimates; "vs. class" is combined MPG against the 2026 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2026 BMW 4 Series.
Similar 2026 subcompact cars
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2026 BMW 4 Series (this car) | 31 MPG | Not rated | 0 |
| 2026 BMW 3 Series | 31 MPG | Not rated | 0 |
| 2026 Mercedes-Benz E-Class | 28 MPG | Not rated | 0 |
| 2026 Lexus IS | 22 MPG | Not rated | 0 |
| 2026 Mercedes-Benz C-Class | 29 MPG | Not rated | 0 |
| 2026 Tesla Model 3 | 363 mi | Not rated | 1 |
| 2026 Audi A6 | 24 MPG | Not rated | 1 |
Recalls (0)
No vehicle recalls on file with NHTSA for the 2026 BMW 4 Series.
Check your VIN for open recalls at NHTSA ↗Not every 2026 BMW 4 Series is affected — only a VIN check confirms your car.
Owner-reported problems
No owner complaints for the 2026 BMW 4 Series in NHTSA's database since 2015.
Other 4 Series years
Compare all years →| Year | MPG (best) | Length | Overall | Recalls | Complaints |
|---|---|---|---|---|---|
| 2027 4 Series | 31 | – | Not rated | 0 | 0 |
| 2025 4 Series | 31 | 187.8 in | Not rated | 0 | 0 |
| 2024 4 Series | 28 | 187.8 in | Not rated | 0 | 0 |
| 2023 4 Series | 28 | 188.2 in | Not rated | 1 | 0 |
| 2022 4 Series | 28 | 187.8 in | Not rated | 0 | 0 |
| 2021 4 Series | 29 | 187.8 in | Not rated | 0 | 0 |
| 2020 4 Series | 27 | 182.7 in | Not rated | 0 | 0 |
| 2019 4 Series | 27 | 182.7 in | Not rated | 0 | 0 |
| 2018 4 Series | 27 | 182.7 in | Not rated | 0 | 0 |
| 2017 4 Series | 27 | 182.7 in | Not rated | 0 | 0 |
| 2016 4 Series | 27 | 182.7 in | Not rated | 0 | 0 |
| 2015 4 Series | 27 | 182.7 in | Not rated | 0 | 0 |
Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or BMW. How we calculate this →