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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 740i | Porsche2025 Porsche Taycan |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 155 mphBestIndependent test · Wikipedia | 143 mphManufacturer claim · Porsche |
| 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. | 180.7 hp/tCalculated | 187.9 hp/tBestCalculated |
| Lateral accelerationSkidpad radius and surface affect results. | — | 0.90 gIndependent test · Car and Driver |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 5.20 sManufacturer claim · BMW | 4.50 sBestManufacturer claim · Porsche |
| 0–100 km/hLower is better | 5.40 sIndependent test · Wikipedia | 4.80 sBestManufacturer claim · Porsche |
| 0–100 mph | — | 9.70 sIndependent test · Car and Driver |
| 0–200 km/h | — | 15.8 sManufacturer claim · Porsche |
| Quarter-mile elapsed time | — | 13.00 sManufacturer claim · Porsche |
| Braking | ||
| 70–0 mph braking distance | — | 157.0 ftIndependent test · Car and Driver |
| 100–0 mph braking distance | — | 322.0 ftIndependent test · Car and Driver |
| Engine & Powertrain | ||
| Peak powerHigher is better | 375 hpIndependent test · Wikipedia | 402 hpBestManufacturer claim · Porsche |
| Peak torqueHigher is better | 384 lb-ftBestIndependent test · Wikipedia | 302 lb-ftManufacturer claim · Porsche |
| Engine displacement | 3000.0 ccHomologation · US EPA | — |
| Cylinder count | 6Homologation · US EPA | — |
| Engine layout | Inline-6Independent test · Wikipedia | ElectricManufacturer claim · Porsche |
| Engine placement | FrontIndependent test · Wikipedia | — |
| Induction type | ||
| Dimensions | ||
| Length | 212 inIndependent test · Wikipedia | 195 inIndependent test · Wikipedia |
| Width | 77 inIndependent test · Wikipedia | 77 inIndependent test · Wikipedia |
| Height | 61 inIndependent test · Wikipedia | 54 inIndependent test · Wikipedia |
| Wheelbase | 127 inIndependent test · Wikipedia | 114 inManufacturer claim · Porsche |
| Weight | ||
| Curb weightLower is better | 4575 lbBestIndependent test · Wikipedia | 4717 lbIndependent test · Wikipedia |
| Fuel Economy | ||
| Fuel economy (combined)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 28.0 mpgHomologation · US EPA | — |
| Fuel economy (city)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 25.0 mpgHomologation · US EPA | — |
| Fuel economy (highway)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 31.0 mpgHomologation · US EPA | — |
| Fuel tank capacity | 19.5 galHomologation · US EPA | — |
| Estimated range (combined)Estimated from tank capacity and quoted combined economy — not an instrumented range. | 546 miCalculated | — |
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | 605 miCalculated | |
| Electric System | ||
| Battery gross capacity | — | 105.0 kWhIndependent test · Wikipedia |
| Battery usable capacity | — | 97.0 kWhIndependent test · Wikipedia |
| EPA range | — | 318 miHomologation · US EPA |
| Peak DC charging power | — | 320 kWIndependent test · StuttCars |
| Peak AC charging power | — | 11.0 kWIndependent test · Wikipedia |
| 10–80% charge time | — | 18 minManufacturer claim · Porsche |
| Energy consumption | — | 200.0 Wh/kmIndependent test · Wikipedia |
| Practicality | ||
| Cargo volume | — | 12 ft³Homologation · US EPA |
| Seats | 5Independent test · Wikipedia | 4Homologation · US EPA |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $97,300Homologation · US EPA | $101,395Independent test · Kelley Blue Book |
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.
| TurbochargedIndependent test · Wikipedia |
| ElectricManufacturer claim · Porsche |
| Transmission type | Torque-converter automaticHomologation · US EPA | — |
|---|
| Number of gears | 8Homologation · US EPA | — |
|---|
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | 488 miCalculated | — |
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