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Compare 2–4 cars side by side. Every figure is sourced; the best value in each comparable row is marked.
Add at least one more car to compare. Winners are marked once two or more cars are in the table.
| Specification | Porsche2025 Porsche 911 GT3 |
|---|---|
| Performance | |
| Top speed | 311 km/hManufacturer claim · Porsche |
| Power-to-weight ratioCalculated from peak power and curb weight — figures quoted against a different weight basis (e.g. dry or DIN) will differ. | 253.2 kW/tCalculated |
| Acceleration | |
| 0–60 mphRollout (1ft) handling differs between testers and manufacturers. | 3.20 sManufacturer claim · Porsche |
| 0–100 km/h | 3.40 sManufacturer claim · Porsche |
| 0–100 mph | 6.50 sIndependent test · Car and Driver |
| 0–200 km/h | 10.8 sManufacturer claim · Porsche |
| Engine & Powertrain | |
| Peak power | 374 kWManufacturer claim · Porsche |
| Peak torque | 449 N·mManufacturer claim · Porsche |
| Engine displacement | 4.0 LManufacturer claim · Porsche |
| Cylinder count | 6Manufacturer claim · Porsche |
| Engine layout | Flat-6Manufacturer claim · Porsche |
| Engine placement | RearManufacturer claim · Porsche |
| Induction type | Naturally aspiratedManufacturer claim · Porsche |
| Redline | 9000Manufacturer claim · Porsche |
| Transmission type | Dual-clutch (PDK)Manufacturer claim · Porsche |
| Number of gears | 7Manufacturer claim · Porsche |
| Dimensions | |
| Length | 4575 mmIndependent test · CarreraFever |
| Width | 1852 mmIndependent test · CarreraFever |
| Height | 1280 mmIndependent test · CarreraFever |
| Wheelbase | 2456 mmIndependent test · CarreraFever |
| Weight | |
| Curb weight | 1479 kgIndependent test · CarreraFever |
| Fuel Economy | |
| Fuel economy (combined)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 14.7 L/100kmHomologation · US EPA |
| Fuel economy (city)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 15.7 L/100kmHomologation · US EPA |
| Fuel economy (highway)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 13.1 L/100kmHomologation · US EPA |
| Fuel tank capacity | 62.8 LIndependent test · CarreraFever |
| Estimated range (combined)Estimated from tank capacity and quoted combined economy — not an instrumented range. | 427 kmCalculated |
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | 481 kmCalculated |
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | 401 kmCalculated |
| Practicality | |
| Cargo volume | 135 LIndependent test · CarreraFever |
| Seats | 2Manufacturer claim · Porsche |
| Pricing | |
| Base price (as tested market)Demo prices only; not live FX. | 235800 $Manufacturer claim · Porsche |
| Aerodynamics | |
| Drag coefficient (Cd) | 0.35 :1Independent test · CarreraFever |
| Tires & Wheels | |
| Front tire size | 255/35 ZR20Manufacturer claim · Porsche |
| Rear tire size | 315/30 ZR21Manufacturer 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.
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