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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 | Porsche2025 Porsche 911 Carrera Cabriolet | Mercedes-Benz2026 Mercedes-AMG CLE 53 Cabriolet |
|---|---|---|
| Performance | ||
| Top speedHigher is better | 181 mphBestManufacturer claim · Porsche | 155 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. | 242.7 hp/tBestCalculated | 212.5 hp/tCalculated |
| Lateral accelerationSkidpad radius and surface affect results. | 1.03 gIndependent test · Car and Driver | — |
| Acceleration | ||
| 0–60 mphLower is betterRollout (1ft) handling differs between testers and manufacturers. | 4.10 sBestManufacturer claim · Porsche | 4.40 sManufacturer claim · Mercedes-Benz USA |
| 0–100 km/hLower is better | 4.30 sTieIndependent test · Ultimate Specs | 4.40 sTieManufacturer claim · Mercedes-Benz USA |
| 0–100 mph | 7.90 sIndependent test · Car and Driver | — |
| 0–200 km/hLower is better | 15.1 sBestManufacturer claim · Porsche | 15.8 sIndependent test · auto motor und sport |
| Quarter-mile elapsed time | 12.50 sManufacturer claim · Porsche | — |
| Braking | ||
| 70–0 mph braking distance | 138.0 ftIndependent test · Car and Driver | — |
| 100–0 mph braking distance | 282.0 ftIndependent test · Car and Driver | — |
| Engine & Powertrain | ||
| Peak powerHigher is better | 388 hpManufacturer claim · Porsche | 443 hpBestManufacturer claim · Mercedes-Benz USA |
| Peak torqueHigher is better | 331 lb-ftManufacturer claim · Porsche | 413 lb-ftBestManufacturer claim · Mercedes-Benz USA |
| Engine displacement | 3000.0 ccManufacturer claim · Porsche | 3000.0 ccManufacturer claim · Mercedes-Benz USA |
| Cylinder count | 6Manufacturer claim · Porsche | 6Manufacturer claim · Mercedes-Benz USA |
| Engine layout | Flat-6Manufacturer claim · Porsche | Inline-6Manufacturer claim · Mercedes-Benz USA |
| Engine placement | ||
| Dimensions | ||
| Length | 179 inManufacturer claim · Porsche | 191 inManufacturer claim · Mercedes-Benz USA |
| Width | 73 inManufacturer claim · Porsche | 76 inManufacturer claim · Mercedes-Benz USA |
| Height | 51 inManufacturer claim · Porsche | 57 inManufacturer claim · Mercedes-Benz USA |
| Wheelbase | 97 inManufacturer claim · Porsche | 113 inManufacturer claim · Mercedes-Benz USA |
| Weight | ||
| Curb weightLower is better | 3525 lbBestManufacturer claim · Porsche | 4597 lbManufacturer claim · Mercedes-Benz USA |
| Fuel Economy | ||
| Fuel economy (combined)Lower L/100km is better; higher mpg is better — direction is on the canonical L/100km. | 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 | 16.6 galManufacturer claim · Porsche | 17.2 galManufacturer claim · Mercedes-Benz USA |
| Estimated range (combined)Estimated from tank capacity and quoted combined economy — not an instrumented range. | 349 miCalculated | — |
| Estimated range (highway)Estimated from tank capacity and quoted highway economy — not an instrumented range. | ||
| Practicality | ||
| Cargo volumeHigher is better | 5 ft³Manufacturer claim · Porsche | 10 ft³BestManufacturer claim · Mercedes-Benz USA |
| Seats | 4Manufacturer claim · Porsche | 4Manufacturer claim · Mercedes-Benz USA |
| Pricing | ||
| Base price (as tested market)Demo prices only; not live FX. | $133,400Homologation · US EPA | $84,600Manufacturer claim · Mercedes-Benz USA |
| Aerodynamics | ||
| Drag coefficient (Cd) | 0.30 :1Independent test · Ultimate Specs | — |
| Tires & Wheels | ||
| Front tire size | 235/40 ZR19Manufacturer claim · Porsche | 265/40R19Manufacturer claim · Mercedes-Benz USA |
| Rear tire size | 295/35 ZR20Manufacturer claim · Porsche | 295/35R19Manufacturer 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.
| — |
| Induction type | Twin-turboManufacturer claim · Porsche | TurbochargedManufacturer claim · Mercedes-Benz USA |
|---|
| Redline | 7500Manufacturer claim · Porsche | — |
|---|
| Transmission type | Dual-clutch (PDK)Manufacturer claim · Porsche | Torque-converter automaticManufacturer claim · Mercedes-Benz USA |
|---|
| Number of gears | 8Manufacturer claim · Porsche | 9Manufacturer claim · Mercedes-Benz USA |
|---|
| 415 miCalculated |
| — |
| Estimated range (city)Estimated from tank capacity and quoted city economy — not an instrumented range. | 299 miCalculated | — |
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