Porsche 911 (991)
Car comparison
Porsche 911 (991) Carrera 4 3.4vsPorsche 911 Targa (997) · Facelift 2008 Targa 4 3.6
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonPorsche 911 Targa (997) · Facelift 2008
Targa 4 3.6
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Porsche 911 (991) Carrera 4 3.4
- Quickest 0-100 km/h4.5 s
- Fastest top speed283 km/h176 mph
- Most powerful350 hp261 kW
- Highest torque390 Nm288 lb-ft
- Lightest1,470 kg3,241 lb
- Best power-to-weight238 hp/t178 kW/t4.2 kg/hp
- Lowest combined fuel consumption8.6 L/100 km27.4 mpg US32.8 mpg UK
- Lowest city consumption11.7 L/100 km20.1 mpg US24.1 mpg UK
- Lowest highway consumption6.8 L/100 km34.6 mpg US41.5 mpg UK
- Lowest CO2 emissions200 g/km
- Best estimated range791 km491 mi
- Largest trunk385 L
- Best overall score66/100
- Best performance score74/100
- Best economy score84/100
Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6
- Best practicality score56/100
Specification comparison
| Model | Porsche911 (991)Carrera 4 3.4 | Porsche911 Targa (997)Facelift 2008Targa 4 3.6 |
|---|---|---|
| Power | 350hp261kW | 345hp257kW |
| Torque | 390Nm288lb-ft | 390Nm288lb-ft |
| Curb weight | 1,470kg3,241lb | 1,560kg3,439lb |
| Gross weight | 1,865kg4,112lb | 1,940kg4,277lb |
| Top speed | 283 km/h 176 mph | 282 km/h 175 mph |
| To 99% top speed | 62.6s99% target: 280 km/h / 174 mph Calculated | 67.6s99% target: 279 km/h / 173 mph Calculated |
| 0-100 km/h | 4.5s | 5.0s |
| 0-200 km/h | 14.3s Calculated | 15.8s Calculated |
| 0-60 mph | 4.3s Calculated | 4.8s Calculated |
| Fuel consumption | 8.6L/100 km27.4mpg US32.8mpg UK | 10.3L/100 km22.8mpg US27.4mpg UK |
| Fuel consumption city | 11.7L/100 km20.1mpg US24.1mpg UK | 15.5L/100 km15.2mpg US18.2mpg UK |
| Fuel consumption highway | 6.8L/100 km34.6mpg US41.5mpg UK | 7.4L/100 km31.8mpg US38.2mpg UK |
| Quarter mile | 12.5s Calculated | 13.0s Calculated |
| Power-to-weight | 238hp/t178kW/t108hp/1000 lb Calculated | 221hp/t165kW/t100hp/1000 lb Calculated |
| Torque-to-weight | 265Nm/t178lb-ft/ton Calculated | 250Nm/t167lb-ft/ton Calculated |
| Estimated range | 791km491mi Calculated | 650km404mi Calculated |
| Displacement | 3,436cc210cu in | 3,614cc221cu in |
| Length | 4,491mm177in | 4,435mm175in |
| Width | 1,852mm73in | 1,852mm73in |
| Height | 1,304mm51in | 1,310mm52in |
| Wheelbase | 2,450mm96in | 2,350mm93in |
| Front track | 1,532mm60in | - |
| Rear track | 1,560mm61in | - |
| Trunk volume | 385L | - |
| Max trunk volume | - | 105L |
| Doors | 2 | 2 |
| Seats | 4 | 4 |
| Fuel tank | 68L | 67L |
| CO2 emissions | 200g/km | 242g/km |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Dyno simulation
Estimated stock-style power and torque curves by engine speed.
- Porsche 911 (991) Carrera 4 3.4: Power / Torque
- Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| Porsche911 (991)Carrera 4 3.4 | 7,400 rpm | 5,600 rpm | 7,650 rpm |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 6,500 rpm | 4,400 rpm | 6,750 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | Porsche911 (991)Carrera 4 3.4 | Porsche911 Targa (997)Facelift 2008Targa 4 3.6 |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 4.3 s | 4.8 s |
0-100 km/h 0-62 mph | 4.5 s | 5.0 s |
0-200 km/h 0-124 mph | 14.3 s | 15.8 s |
| Top speed | 283 km/h 176 mph | 282 km/h 175 mph |
| Drag race simulation | ||
60 ft 18 m | 2.1 s | 2.2 s |
330 ft 101 m | 5.5 s | 5.8 s |
1/8 mile 201 m | 8.2 s | 8.6 s |
1000 ft 305 m | 10.6 s | 11.0 s |
1/4 mile 402 m | 12.5 s | 13.0 s |
Trap speed 1/4 mile 402 m | 188 km/h 117 mph | 182 km/h 113 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 350 hp 261 kW |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 345 hp 257 kW |
Porsche 911 (991) Carrera 4 3.4 has 5 hp more than Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6.
The biggest power difference is between Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6 and Porsche 911 (991) Carrera 4 3.4: 5 hp (4 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 390 Nm 288 lb-ft |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 390 Nm 288 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 1,470 kg 3,241 lb |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 1,560 kg 3,439 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 283 km/h 176 mph |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 282 km/h 175 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 4.5 s |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 5.0 s |
The biggest 0-100 km/h difference is between Porsche 911 (991) Carrera 4 3.4 and Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6: 0.5 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 8.6 L/100 km 27.4 mpg US 32.8 mpg UK |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK |
The biggest fuel consumption difference is between Porsche 911 (991) Carrera 4 3.4 and Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6: 1.7 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 238 hp/t 178 kW/t 4.2 kg/hp |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 221 hp/t 165 kW/t 4.5 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| Porsche911 (991)Carrera 4 3.4 | 791 km 491 mi |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 650 km 404 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| Porsche911 (991)Carrera 4 3.4 | 350 hp 261 kW | 4.5 s | 283 km/h 176 mph |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 345 hp 257 kW | 5.0 s | 282 km/h 175 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 (991)Carrera 4 3.4 |
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| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 |
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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 (991)Carrera 4 3.4 |
| 8.6 L/100 km 27.4 mpg US 32.8 mpg UK | ||||||
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 |
| 10.3 L/100 km 22.8 mpg US 27.4 mpg UK | ||||||
Porsche 911 (991) Carrera 4 3.4 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 (991)Carrera 4 3.4 | 8.6 L/100 km 27.4 mpg US 32.8 mpg UK | 4.5 s |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK | 5.0 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 (991)Carrera 4 3.4 | 238 hp/t 178 kW/t 4.2 kg/hp | 8.6 L/100 km 27.4 mpg US 32.8 mpg UK |
| Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | 221 hp/t 165 kW/t 4.5 kg/hp | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK |
Detailed score breakdown
| Vehicle | Porsche911 (991)Carrera 4 3.4 | Porsche911 Targa (997)Facelift 2008Targa 4 3.6 | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 350 hp 261 kW | 345 hp 257 kW | ||||||||||||||||
| Torque | 390 Nm 288 lb-ft | 390 Nm 288 lb-ft | ||||||||||||||||
| Acceleration | 4.5 s | 5.0 s | ||||||||||||||||
| Top speed | 283 km/h 176 mph | 282 km/h 175 mph | ||||||||||||||||
| Lightness | 1,470 kg 3,241 lb | 1,560 kg 3,439 lb | ||||||||||||||||
| Fuel consumption | 8.6 L/100 km 27.4 mpg US 32.8 mpg UK | 10.3 L/100 km 22.8 mpg US 27.4 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 791 km 491 mi | 650 km 404 mi | ||||||||||||||||
| CO2 score | 200 g/km | 242 g/km | ||||||||||||||||
| Trunk score | 385 L 13.6 cu ft | 105 L 3.7 cu ft | ||||||||||||||||
| Power-to-weight score | 238 hp/t 178 kW/t 4.2 kg/hp | 221 hp/t 165 kW/t 4.5 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 (991) Carrera 4 3.4 | Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6 |
|---|---|---|
| Consumption | 8.6 L/100 km27.4 mpg US32.8 mpg UK | 10.3 L/100 km22.8 mpg US27.4 mpg UK |
| Cost / 100 km | 15.05 LC100 km | 18.03 LC100 km |
| Cost / 100 mi | 24.22 LC100 mi | 29.01 LC100 mi |
| Annual fuel used | 1,290 L341 US gal284 UK gal | 1,545 L408 US gal340 UK gal |
| Annual fuel cost | 2,258 LC/year | 2,704 LC/year |
Head-to-head comparisons
Porsche 911 (991) Carrera 4 3.4
- Has 5 hp more
- Is 90 kg lighter
- Is 0.5 s quicker from 0-100 km/h
- Has 1 km/h (1 mph) higher top speed
- Uses 1.7 L/100 km less fuel
- Has 17 hp/t better power-to-weight
- Has 140 km (87 mi) more estimated range
- Has 280 L more trunk volume
- Emits 42 g/km less CO2
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Highest torque
- Lightest
- Lowest combined fuel consumption
- Best power-to-weight ratio
- Best estimated range
- Largest trunk
Porsche 911 Targa (997) Facelift 2008 Targa 4 3.6
No measurable advantages in the available data.
Cons
- Slowest 0-100 km/h
- Lowest power
- Highest combined fuel consumption
- Heaviest
- Lowest top speed
- Smallest trunk
- Highest CO2 emissions
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