Porsche 911 Cabriolet (991)
Car comparison
Porsche 911 Cabriolet (991) Turbo S 3.8vsPorsche 911 (992) · Facelift 2024 GT3 4.0
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonPorsche 911 (992) · Facelift 2024
GT3 4.0
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Porsche 911 Cabriolet (991) Turbo S 3.8
- Quickest 0-100 km/h3.1 s
- Fastest top speed318 km/h198 mph
- Most powerful560 hp418 kW
- Highest torque700 Nm516 lb-ft
- Lowest combined fuel consumption9.7 L/100 km24.2 mpg US29.1 mpg UK
- Best overall score78/100
- Best performance score93/100
- Best economy score81/100
- Best practicality score47/100
Porsche 911 (992) Facelift 2024 GT3 4.0
- Lightest1,479 kg3,261 lb
- Best power-to-weight345 hp/t257 kW/t2.9 kg/hp
Specification comparison
| Model | Porsche911 Cabriolet (991)Turbo S 3.8 | Porsche911 (992)Facelift 2024GT3 4.0 |
|---|---|---|
| Power | 560hp418kW | 510hp380kW |
| Torque | 700Nm516lb-ft | 450Nm332lb-ft |
| Curb weight | 1,670kg3,682lb | 1,479kg3,261lb |
| Gross weight | 2,045kg4,508lb | 1,782kg3,929lb |
| Top speed | 318 km/h 198 mph | 311 km/h 193 mph |
| To 99% top speed | 44.3s99% target: 315 km/h / 196 mph Calculated | 63.5s99% target: 308 km/h / 191 mph Calculated |
| 0-100 km/h | 3.1s | 3.4s |
| 0-200 km/h | 8.7s Calculated | 10.8s |
| 0-60 mph | 3.0s Calculated | 3.2s Calculated |
| Fuel consumption | 9.7L/100 km24.2mpg US29.1mpg UK | 13.8L/100 km17mpg US20.5mpg UK |
| Fuel consumption city | 13.2L/100 km17.8mpg US21.4mpg UK | - |
| Fuel consumption highway | 7.7L/100 km30.5mpg US36.7mpg UK | - |
| Quarter mile | 10.6s Calculated | 11.3s Calculated |
| Power-to-weight | 335hp/t250kW/t152hp/1000 lb Calculated | 345hp/t257kW/t156hp/1000 lb Calculated |
| Torque-to-weight | 419Nm/t280lb-ft/ton Calculated | 304Nm/t204lb-ft/ton Calculated |
| Estimated range | 701km436mi Calculated | - |
| Displacement | 3,800cc232cu in | 3,996cc244cu in |
| Length | 4,506mm177in | 4,570mm180in |
| Width | 1,880mm74in | 1,852mm73in |
| Height | 1,295mm51in | 1,279mm50in |
| Wheelbase | 2,450mm96in | 2,457mm97in |
| Front track | 1,539mm61in | - |
| Rear track | 1,590mm63in | - |
| Ground clearance | - | 76mm3in |
| Trunk volume | - | 373L |
| Doors | 2 | 2 |
| Seats | 4 | 2 |
| Fuel tank | 68L | - |
| CO2 emissions | 227g/km | - |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | Porsche911 Cabriolet (991)Turbo S 3.8 | Porsche911 (992)Facelift 2024GT3 4.0 |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 3.0 s | 3.2 s |
0-100 km/h 0-62 mph | 3.1 s | 3.4 s |
0-200 km/h 0-124 mph | 8.7 s | 10.8 s |
| Top speed | 318 km/h 198 mph | 311 km/h 193 mph |
| Drag race simulation | ||
60 ft 18 m | 1.9 s | 1.8 s |
330 ft 101 m | 4.7 s | 4.9 s |
1/8 mile 201 m | 7.0 s | 7.3 s |
1000 ft 305 m | 9.0 s | 9.5 s |
1/4 mile 402 m | 10.6 s | 11.3 s |
Trap speed 1/4 mile 402 m | 222 km/h 138 mph | 204 km/h 127 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 560 hp 418 kW |
| Porsche911 (992)Facelift 2024GT3 4.0 | 510 hp 380 kW |
Porsche 911 Cabriolet (991) Turbo S 3.8 has 50 hp more than Porsche 911 (992) Facelift 2024 GT3 4.0.
The biggest power difference is between Porsche 911 (992) Facelift 2024 GT3 4.0 and Porsche 911 Cabriolet (991) Turbo S 3.8: 50 hp (37 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 700 Nm 516 lb-ft |
| Porsche911 (992)Facelift 2024GT3 4.0 | 450 Nm 332 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 1,670 kg 3,682 lb |
| Porsche911 (992)Facelift 2024GT3 4.0 | 1,479 kg 3,261 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 318 km/h 198 mph |
| Porsche911 (992)Facelift 2024GT3 4.0 | 311 km/h 193 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 3.1 s |
| Porsche911 (992)Facelift 2024GT3 4.0 | 3.4 s |
The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (991) Turbo S 3.8 and Porsche 911 (992) Facelift 2024 GT3 4.0: 0.3 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 9.7 L/100 km 24.2 mpg US 29.1 mpg UK |
| Porsche911 (992)Facelift 2024GT3 4.0 | 13.8 L/100 km 17.0 mpg US 20.5 mpg UK |
The biggest fuel consumption difference is between Porsche 911 Cabriolet (991) Turbo S 3.8 and Porsche 911 (992) Facelift 2024 GT3 4.0: 4.1 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 335 hp/t 250 kW/t 3.0 kg/hp |
| Porsche911 (992)Facelift 2024GT3 4.0 | 345 hp/t 257 kW/t 2.9 kg/hp |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 560 hp 418 kW | 3.1 s | 318 km/h 198 mph |
| Porsche911 (992)Facelift 2024GT3 4.0 | 510 hp 380 kW | 3.4 s | 311 km/h 193 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 |
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| Porsche911 (992)Facelift 2024GT3 4.0 |
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Performance vs fuel economy
Cars closer to the top-right corner combine stronger performance with better fuel economy scores.
| Vehicle | Performance score | Fuel economy score | ||||||
|---|---|---|---|---|---|---|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 |
| 9.7 L/100 km 24.2 mpg US 29.1 mpg UK | ||||||
| Porsche911 (992)Facelift 2024GT3 4.0 |
| 13.8 L/100 km 17.0 mpg US 20.5 mpg UK | ||||||
Porsche 911 Cabriolet (991) Turbo S 3.8 is closest to the top-right balance target for performance and fuel economy.
Acceleration vs fuel consumption
Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 9.7 L/100 km 24.2 mpg US 29.1 mpg UK | 3.1 s |
| Porsche911 (992)Facelift 2024GT3 4.0 | 13.8 L/100 km 17.0 mpg US 20.5 mpg UK | 3.4 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| Porsche911 Cabriolet (991)Turbo S 3.8 | 335 hp/t 250 kW/t 3.0 kg/hp | 9.7 L/100 km 24.2 mpg US 29.1 mpg UK |
| Porsche911 (992)Facelift 2024GT3 4.0 | 345 hp/t 257 kW/t 2.9 kg/hp | 13.8 L/100 km 17.0 mpg US 20.5 mpg UK |
Detailed score breakdown
| Vehicle | Porsche911 Cabriolet (991)Turbo S 3.8 | Porsche911 (992)Facelift 2024GT3 4.0 | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 560 hp 418 kW | 510 hp 380 kW | ||||||||||||||||
| Torque | 700 Nm 516 lb-ft | 450 Nm 332 lb-ft | ||||||||||||||||
| Acceleration | 3.1 s | 3.4 s | ||||||||||||||||
| Top speed | 318 km/h 198 mph | 311 km/h 193 mph | ||||||||||||||||
| Lightness | 1,670 kg 3,682 lb | 1,479 kg 3,261 lb | ||||||||||||||||
| Fuel consumption | 9.7 L/100 km 24.2 mpg US 29.1 mpg UK | 13.8 L/100 km 17.0 mpg US 20.5 mpg UK | ||||||||||||||||
| Practicality |
|
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| Range score | 701 km 436 mi | - | ||||||||||||||||
| CO2 score | 227 g/km | - | ||||||||||||||||
| Trunk score | - | 373 L 13.2 cu ft | ||||||||||||||||
| Power-to-weight score | 335 hp/t 250 kW/t 3.0 kg/hp | 345 hp/t 257 kW/t 2.9 kg/hp | ||||||||||||||||
| Overall | Fixed score | Fixed score |
Fuel cost and annual usage
Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.
Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.
LC = Local Currency
| Vehicle | Porsche 911 Cabriolet (991) Turbo S 3.8 | Porsche 911 (992) Facelift 2024 GT3 4.0 |
|---|---|---|
| Consumption | 9.7 L/100 km24.2 mpg US29.1 mpg UK | 13.8 L/100 km17 mpg US20.5 mpg UK |
| Cost / 100 km | 16.97 LC100 km | 24.15 LC100 km |
| Cost / 100 mi | 27.32 LC100 mi | 38.87 LC100 mi |
| Annual fuel used | 1,455 L384 US gal320 UK gal | 2,070 L547 US gal455 UK gal |
| Annual fuel cost | 2,546 LC/year | 3,623 LC/year |
Head-to-head comparisons
Porsche 911 Cabriolet (991) Turbo S 3.8
- Has 50 hp more
- Has 250 Nm more
- Is 0.3 s quicker from 0-100 km/h
- Has 7 km/h (4 mph) higher top speed
- Uses 4.1 L/100 km less fuel
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Highest torque
- Lowest combined fuel consumption
Cons
- Heaviest
Porsche 911 (992) Facelift 2024 GT3 4.0
- Is 191 kg lighter
- Has 9 hp/t better power-to-weight
Pros
- Lightest
- Best power-to-weight ratio
Cons
- Slowest 0-100 km/h
- Lowest power
- Highest combined fuel consumption
- Lowest top speed
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