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Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
| Specification | Porsche2025 Porsche Taycan | Mercedes-Benz2026 Mercedes-Benz EQS 450 4MATIC Sedan |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 143 mphBestManufacturer claim · Porsche | 130 mphManufacturer claim · Mercedes-Benz USA |
| 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. | 187.9 hp/tBestCalculated | 136.0 hp/tCalculated |
| 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. | 4.50 sBestManufacturer claim · Porsche | 5.40 sManufacturer claim · Mercedes-Benz USA |
| 0–100 km/hLower is better | 4.80 sBestManufacturer claim · Porsche | 5.70 sManufacturer claim · Mercedes-Benz USA |
| 0–100 mphLower is better | 9.70 sBestIndependent test · Car and Driver | 12.90 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 | 402 hpBestManufacturer claim · Porsche | 355 hpManufacturer claim · Mercedes-Benz USA |
| Peak torqueHigher is better | 302 lb-ftManufacturer claim · Porsche | 590 lb-ftBestManufacturer claim · Mercedes-Benz USA |
| Engine layout | ElectricManufacturer claim · Porsche | ElectricManufacturer claim · Mercedes-Benz USA |
| Induction type | ElectricManufacturer claim · Porsche | ElectricManufacturer claim · Mercedes-Benz USA |
| Transmission type | — | Single-speedManufacturer claim · Mercedes-Benz USA |
| Number of gears | — | |
| Dimensions | ||
| Length | 195 inIndependent test · Wikipedia | 208 inManufacturer claim · Mercedes-Benz USA |
| Width | 77 inIndependent test · Wikipedia | 76 inManufacturer claim · Mercedes-Benz USA |
| Height | 54 inIndependent test · Wikipedia | 60 inManufacturer claim · Mercedes-Benz USA |
| Wheelbase | 114 inManufacturer claim · Porsche | 126 inManufacturer claim · Mercedes-Benz USA |
| Weight | ||
| Curb weightLower is better | 4717 lbBestIndependent test · Wikipedia | 5754 lbManufacturer claim · Mercedes-Benz USA |
| Electric System | ||
| Battery gross capacityHigher is better | 105.0 kWhIndependent test · Wikipedia | 118.0 kWhBestManufacturer claim · Mercedes-Benz USA |
| Battery usable capacity | 97.0 kWhIndependent test · Wikipedia | — |
| EPA rangeHigher is better | 318 miHomologation · US EPA | 367 miBestManufacturer claim · Mercedes-Benz USA |
| Peak DC charging powerHigher is better | 320 kWBestIndependent test · StuttCars | 200 kWManufacturer claim · Mercedes-Benz USA |
| Peak AC charging powerHigher is better | 11.0 kWBestIndependent test · Wikipedia | 9.6 kWManufacturer claim · Mercedes-Benz USA |
| Practicality | ||
| Cargo volumeHigher is better | 12 ft³Homologation · US EPA | 22 ft³BestManufacturer claim · Mercedes-Benz USA |
| Seats | 4Homologation · US EPA | 5Manufacturer claim · Mercedes-Benz USA |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $101,395Independent test · Kelley Blue Book | $102,900Manufacturer claim · Mercedes-Benz USA |
| Tires & Wheels | ||
| Front tire size | — | 255/45R20Manufacturer claim · Mercedes-Benz USA |
| Rear tire size | — | 255/45R20Manufacturer claim · Mercedes-Benz USA |
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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Add a value with its source. An editor verifies every submission against its citation before it appears on the site.
| 10–80% charge timeLower is better |
|---|
| 18 minBestManufacturer claim · Porsche |
| 31 minManufacturer claim · Mercedes-Benz USA |
| Energy consumption | 200.0 Wh/kmIndependent test · Wikipedia | — |
|---|