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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 750e xDrive | Porsche2025 Porsche Panamera 4 |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 155 mphIndependent test · Wikipedia | 168 mphBestManufacturer 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. | 212.8 hp/tBestCalculated | 175.4 hp/tCalculated |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 4.60 sTieManufacturer claim · BMW | 4.50 sTieManufacturer claim · Porsche |
| 0–100 km/hLower is better | 4.80 sBestIndependent test · Wikipedia | 5.00 sManufacturer claim · Porsche |
| 0–200 km/h | — | 20.3 sManufacturer claim · Porsche |
| Quarter-mile elapsed time | — | 13.30 sManufacturer claim · Porsche |
| Engine & Powertrain | ||
| Peak powerHigher is better | 483 hpBestIndependent test · Wikipedia | 348 hpManufacturer claim · Porsche |
| Peak torqueHigher is better | 516 lb-ftBestIndependent test · Wikipedia | 368 lb-ftManufacturer claim · Porsche |
| Engine displacement | 3000.0 ccHomologation · US EPA | 2894.0 ccManufacturer claim · Porsche |
| Cylinder count | 6Homologation · US EPA | 6Manufacturer claim · Porsche |
| Engine layout | Inline-6Independent test · Wikipedia | V6Manufacturer claim · Porsche |
| Engine placement | FrontIndependent test · Wikipedia | Front |
| Dimensions | ||
| Length | 212 inIndependent test · Wikipedia | 199 inManufacturer claim · Porsche |
| Width | 77 inIndependent test · Wikipedia | 78 inManufacturer claim · Porsche |
| Height | 61 inIndependent test · Wikipedia | 56 inManufacturer claim · Porsche |
| Wheelbase | 127 inIndependent test · Wikipedia | 116 inManufacturer claim · Porsche |
| Weight | ||
| Curb weightLower is better | 5004 lbIndependent test · Wikipedia | 4374 lbBestManufacturer claim · Porsche |
| Fuel Economy | ||
| Fuel economy (combined)Higher is betterLower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 25.0 mpgBestHomologation · US EPA | 21.0 mpgHomologation · US EPA |
| Fuel economy (city)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 18.0 mpgHomologation · US EPA |
| Fuel economy (highway)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | — | 25.0 mpgHomologation · US EPA |
| Fuel tank capacity | 17.2 galHomologation · US EPA | 23.7 galManufacturer claim · Porsche |
| Estimated range (combined)Higher is betterEstimated from tank capacity and quoted combined economy — not an instrumented range. | 430 miCalculated | 498 miBestCalculated |
| Electric System | ||
| Battery usable capacity | 18.7 kWhIndependent test · Wikipedia | — |
| EPA range | 33 miHomologation · US EPA | — |
| Peak AC charging power | 7.4 kWHomologation · US EPA | — |
| Energy consumption | 311.0 Wh/kmHomologation · US EPA | — |
| Practicality | ||
| Cargo volumeHigher is better | 14 ft³Homologation · US EPA | 18 ft³BestManufacturer claim · Porsche |
| Seats | 5Homologation · US EPA | 4Manufacturer claim · Porsche |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $108,000Homologation · US EPA | $109,800Manufacturer claim · Porsche |
| Aerodynamics | ||
| Drag coefficient (Cd)Lower is better | 0.26 :1BestIndependent test · Wikipedia | 0.29 :1Manufacturer claim · Porsche |
| Tires & Wheels | ||
| Front tire size | — | 265/45 ZR19Manufacturer claim · Porsche |
| Rear tire size | — | 295/40 ZR19Manufacturer claim · Porsche |
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.
| Induction type | TurbochargedHomologation · US EPA | Twin-turboManufacturer claim · Porsche |
|---|
| Redline | — | 6800Manufacturer claim · Porsche |
|---|
| Transmission type | Torque-converter automaticHomologation · US EPA | Dual-clutch (PDK)Manufacturer claim · Porsche |
|---|
| Number of gears | 8Homologation · US EPA | 8Manufacturer claim · Porsche |
|---|
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. |
|---|
| — |
| 593 miCalculated |
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | — | 427 miCalculated |
|---|