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Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
Add at least one more car to compare. Winners are marked once two or more cars are in the table.
| Specification | BMW2025 BMW Z4 M40i |
|---|---|
| Performance | |
| Top speed | 155 mphManufacturer claim · BMW |
| Power-to-weight ratioCalculated from peak power and curb weight — figures quoted against a different weight basis (e.g. dry or DIN) will differ. | 239.7 hp/tCalculated |
| Acceleration | |
| 0–60 mphRollout (1ft) handling differs between testers and manufacturers. | 4.20 sManufacturer claim · BMW |
| 0–100 km/h | 4.50 sManufacturer claim · BMW |
| 0–100 mph | 8.80 sIndependent test · Car and Driver |
| Braking | |
| 70–0 mph braking distance | 149.0 ftIndependent test · Car and Driver |
| 100–0 mph braking distance | 299.0 ftIndependent test · Car and Driver |
| Engine & Powertrain | |
| Peak power | 382 hpManufacturer claim · BMW |
| Peak torque | 369 lb-ftManufacturer claim · BMW |
| Engine displacement | 2998.0 ccManufacturer claim · BMW |
| Cylinder count | 6Manufacturer claim · BMW |
| Engine layout | Inline-6Manufacturer claim · BMW |
| Engine placement | FrontManufacturer claim · BMW |
| Induction type | TurbochargedManufacturer claim · BMW |
| Transmission type | Torque-converter automaticManufacturer claim · BMW |
| Number of gears | 8Manufacturer claim · BMW |
| Dimensions | |
| Length | 171 inManufacturer claim · BMW |
| Width | 73 inManufacturer claim · BMW |
| Height | 51 inManufacturer claim · BMW |
| Wheelbase | 97 inManufacturer claim · BMW |
| Ground clearance | 5 inManufacturer claim · BMW |
| Weight | |
| Curb weight | 3514 lbManufacturer claim · BMW |
| Fuel Economy | |
| Fuel economy (combined)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 25.0 mpgHomologation · US EPA |
| Fuel economy (city)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 23.0 mpgHomologation · US EPA |
| Fuel economy (highway)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 29.0 mpgHomologation · US EPA |
| Practicality | |
| Cargo volume | 10 ft³Manufacturer claim · BMW |
| Seats | 2Manufacturer claim · BMW |
| Pricing | |
| Base price (as tested market)Demo prices only; not live FX. | $67,000Homologation · US EPA |
| Tires & Wheels | |
| Front tire size | 255/35 R19 96Y XLManufacturer claim · BMW |
| Rear tire size | 285/30 R20 99Y XLManufacturer claim · BMW |
Every figure is the car’s preferred, sourced value. “Best” marks the strongest value in a row, judged on the canonical measurement (so a winner is correct whichever unit system you view). Open a car to see each value’s source, original units, and alternates.
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