BMW M440i vs BMW Z4
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 BMW Z4
Overview
| Spec | BMW M440iM440i | BMW Z4sDrive30i |
|---|---|---|
| Selected trim | M440i | sDrive30i |
| Body style | Coupe | Convertible |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (recommended) |
| Transmission | 8-speed shiftable automatic | 8-speed shiftable automatic |
| Engine type | mild hybrid | gas |
| Model year | 2027 | 2026 |
Pricing & market
| Spec | BMW M440iM440i | BMW Z4sDrive30i |
|---|---|---|
| MSRP | $67,100 | $56,100 (best) |
| Lowest listing price | — | $24,423 (best) |
| Median listing price | — | $41,757 (best) |
| Highest listing price | — | $51,192 (best) |
| For sale now | 0 | 3 (best) |
Fuel economy & range
| Spec | BMW M440iM440i | BMW Z4sDrive30i |
|---|---|---|
| Combined MPG | 30 MPG (best) | 28 MPG |
| City MPG | 27 MPG (best) | 25 MPG |
| Highway MPG | 34 MPG (best) | 33 MPG |
| Fuel tank | 15.6 gal (best) | 13.7 gal |
Performance
| Spec | BMW M440iM440i | BMW Z4sDrive30i |
|---|---|---|
| Horsepower | 386 hp (best) | 255 hp |
| Torque | 398 lb-ft (best) | 295 lb-ft |
| Engine size | 3 L (best) | 2 L |
| Cylinders | I6 | I4 |
Size & capability
| Spec | BMW M440iM440i | BMW Z4sDrive30i |
|---|---|---|
| Seating | 4 seats (best) | 2 seats |
| Doors | 2 | 2 |
| Cargo volume | 15.5 cu ft (best) | 9.9 cu ft |
| Payload | 838 lbs (best) | 459 lbs |
| Curb weight | 3,896 lbs | 3,314 lbs (best) |
| Ground clearance | 5.1 in (best) | — |
| Wheelbase | 112.2 in (best) | 97.2 in |
| Length | 187.9 in (best) | 170.7 in |
| Width | 72.9 in | 73.4 in (best) |
| Height | 54.6 in (best) | 51.4 in |
Safety & recalls
| Spec | BMW M440iM440i | BMW Z4sDrive30i |
|---|---|---|
| NHTSA overall | — | Not Rated |
| Frontal crash (driver) | — | Not Rated |
| Frontal crash (passenger) | — | Not Rated |
| Side crash (driver) | — | Not Rated |
| Side crash (passenger) | — | Not Rated |
| Side pole | — | Not Rated |
| Rollover | — | Not Rated |
| Open recalls (YMM scope) | None reported (best) | 1 |
Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.
Trim overview
All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.
| Trim | BMW M440i | BMW Z4 |
|---|---|---|
| 1 | M440i $67,100 MSRP(Currently comparing) | sDrive30i $56,100 MSRP(Currently comparing) |
| 2 | M440i $75,200 MSRP | M40i $68,400 MSRP |
Live inventory
BMW Z43 for sale
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BMW M440i vs BMW Z4 FAQ
- Which is better: 2027 BMW M440i or 2026 BMW Z4?
- It depends on priorities. OpenDealer compares 2027 BMW M440i vs 2026 BMW Z4 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2027 BMW M440i or 2026 BMW Z4?
- Based on starting MSRP, the 2026 BMW Z4 starts lower at $56,100. Live BMW Z4 listings start at $24,423.
- Which has better startingMsrp: 2027 BMW M440i or 2026 BMW Z4?
- The 2026 BMW Z4 leads on startingMsrp in this comparison (56,100).
- Which has better combinedMpg: 2027 BMW M440i or 2026 BMW Z4?
- The 2027 BMW M440i leads on combinedMpg in this comparison (30).
- Which has better horsepower: 2027 BMW M440i or 2026 BMW Z4?
- The 2027 BMW M440i leads on horsepower in this comparison (386).
- Which has better seats: 2027 BMW M440i or 2026 BMW Z4?
- The 2027 BMW M440i leads on seats in this comparison (4).
- How do the NHTSA safety ratings compare for 2027 BMW M440i vs 2026 BMW Z4?
- NHTSA overall crash-test ratings in this comparison: BMW Z4 (Not Rated/5 NHTSA overall).