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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 | BMW2025 BMW M8 Competition Convertible | Aston Martin2026 Aston Martin Vanquish Volante |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 189 mphManufacturer claim · BMW | 214 mphBestManufacturer claim · Aston Martin |
| Power-to-weight ratioCalculated from peak power and curb weight — figures quoted against a different weight basis (e.g. dry or DIN) will differ. | 298.3 hp/tCalculated | — |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 3.10 sBestManufacturer claim · BMW | 3.30 sManufacturer claim · Aston Martin |
| 0–100 km/hLower is better | 3.30 sTieManufacturer claim · BMW | 3.40 sTieManufacturer claim · Aston Martin |
| 0–200 km/h | 11.1 sManufacturer claim · BMW | — |
| Engine & Powertrain | ||
| Peak powerHigher is better | 617 hpManufacturer claim · BMW | 824 hpBestManufacturer claim · Aston Martin |
| Peak torqueHigher is better | 553 lb-ftManufacturer claim · BMW | 738 lb-ftBestManufacturer claim · Aston Martin |
| Engine displacement | 4395.0 ccManufacturer claim · BMW | 5200.0 ccManufacturer claim · Aston Martin |
| Cylinder count | 8Manufacturer claim · BMW | 12Manufacturer claim · Aston Martin |
| Engine layout | V8Manufacturer claim · BMW | V12Manufacturer claim · Aston Martin |
| Engine placement | Front | |
| Dimensions | ||
| Length | 191 inManufacturer claim · BMW | 193 inManufacturer claim · Aston Martin |
| Width | 75 inManufacturer claim · BMW | 81 inManufacturer claim · Aston Martin |
| Height | 53 inManufacturer claim · BMW | 51 inManufacturer claim · Aston Martin |
| Wheelbase | 111 inManufacturer claim · BMW | 114 inManufacturer claim · Aston Martin |
| Ground clearance | — | 5 inManufacturer claim · Aston Martin |
| Weight | ||
| Curb weight | 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. | 17.0 mpgBestHomologation · US EPA | 16.0 mpgHomologation · US EPA |
| Fuel economy (city)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 15.0 mpgBestHomologation · US EPA | 13.0 mpgHomologation · US EPA |
| Fuel economy (highway)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 22.0 mpgBestHomologation · US EPA | 20.0 mpgHomologation · US EPA |
| Fuel tank capacity | 20.1 galManufacturer claim · BMW | 21.7 galManufacturer claim · Aston Martin |
| Estimated range (combined)Higher is betterEstimated from tank capacity and quoted combined economy — not an instrumented range. | ||
| Practicality | ||
| Cargo volume | 12 ft³Manufacturer claim · BMW | — |
| Seats | 4Manufacturer claim · BMW | 2Manufacturer claim · Aston Martin |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $150,000Homologation · US EPA | $502,000Independent test · Kelley Blue Book |
| 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 · Aston Martin |
| Induction type | Twin-turboManufacturer claim · BMW | Twin-turboManufacturer claim · Aston Martin |
|---|
| Transmission type | Torque-converter automaticManufacturer claim · BMW | Torque-converter automaticManufacturer claim · Aston Martin |
|---|
| Number of gears | 8Manufacturer claim · BMW | 8Manufacturer claim · Aston Martin |
|---|
| 342 miCalculated |
| 347 miBestCalculated |
| Estimated range (highway)Higher is betterEstimated from tank capacity and quoted highway economy — not an instrumented range. | 442 miBestCalculated | 433 miCalculated |
|---|
| Estimated range (city)Higher is betterEstimated from tank capacity and quoted city economy — not an instrumented range. | 302 miBestCalculated | 282 miCalculated |
|---|