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Compare
Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
| Specification | McLaren2026 McLaren 750S Spider | BMW2025 BMW M8 Competition Convertible |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 206 mphBestManufacturer claim · McLaren | 189 mphManufacturer claim · BMW |
| Power-to-weight ratioHigher is betterCalculated from peak power and curb weight — figures quoted against a different weight basis (e.g. dry or DIN) will differ. | 514.4 hp/tBestCalculated | 298.3 hp/tCalculated |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 2.70 sBestManufacturer claim · McLaren | 3.10 sManufacturer claim · BMW |
| 0–100 km/hLower is better | 2.80 sBestManufacturer claim · McLaren | 3.30 sManufacturer claim · BMW |
| 0–200 km/hLower is better | 7.3 sBestManufacturer claim · McLaren | 11.1 sManufacturer claim · BMW |
| Braking | ||
| 100–0 km/h braking distance | 98.0 ftManufacturer claim · McLaren | — |
| 200–0 km/h braking distance | 371.0 ftManufacturer claim · McLaren | — |
| Engine & Powertrain | ||
| Peak powerHigher is better | 740 hpBestManufacturer claim · McLaren | 617 hpManufacturer claim · BMW |
| Peak torqueHigher is better | 590 lb-ftBestManufacturer claim · McLaren | 553 lb-ftManufacturer claim · BMW |
| Engine displacement | 4000.0 ccManufacturer claim · McLaren | 4395.0 ccManufacturer claim · BMW |
| Cylinder count | 8Manufacturer claim · McLaren | 8Manufacturer claim · BMW |
| Engine layout | V8Manufacturer claim · McLaren | V8Manufacturer claim · BMW |
| Engine placement | MidManufacturer claim · McLaren | |
| Dimensions | ||
| Length | — | 191 inManufacturer claim · BMW |
| Width | — | 75 inManufacturer claim · BMW |
| Height | — | 53 inManufacturer claim · BMW |
| Wheelbase | — | 111 inManufacturer claim · BMW |
| Weight | ||
| Curb weightLower is better | 3170 lbBestManufacturer claim · McLaren | 4560 lbManufacturer claim · BMW |
| Fuel Economy | ||
| Fuel economy (combined)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 19.3 mpgBestManufacturer claim · McLaren | 17.0 mpgHomologation · US EPA |
| Fuel economy (city)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 15.0 mpgHomologation · US EPA |
| Fuel economy (highway)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 22.0 mpgHomologation · US EPA |
| Fuel tank capacity | 19.0 galManufacturer claim · McLaren | 20.1 galManufacturer claim · BMW |
| Estimated range (combined)Higher is betterEstimated from tank capacity and quoted combined economy — not an instrumented range. | 367 miBestCalculated | 342 mi |
| Practicality | ||
| Cargo volumeHigher is better | 7 ft³Manufacturer claim · McLaren | 12 ft³BestManufacturer claim · BMW |
| Seats | — | 4Manufacturer claim · BMW |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $386,700Independent test · Car and Driver | $150,000Homologation · US EPA |
| Tires & Wheels | ||
| Front tire size | — | 275/40ZR19Manufacturer claim · BMW |
| Rear tire size | — | 285/40ZR19Manufacturer 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.
Community index
Add a value with its source. An editor verifies every submission against its citation before it appears on the site.
| FrontManufacturer claim · BMW |
| Induction type | Twin-turboManufacturer claim · McLaren | Twin-turboManufacturer claim · BMW |
|---|
| Transmission type | Dual-clutch (PDK)Manufacturer claim · McLaren | Torque-converter automaticManufacturer claim · BMW |
|---|
| Number of gears | 7Manufacturer claim · McLaren | 8Manufacturer claim · BMW |
|---|
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | — | 442 miCalculated |
|---|
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | — | 302 miCalculated |
|---|