1999 Porsche 911 vs. 2004 Porsche Carrera GT
To start off, 2004 Porsche Carrera GT is newer by 5 year(s). Which means there will be less support and parts availability for 1999 Porsche 911. In addition, the cost of maintenance, including insurance, on 1999 Porsche 911 would be higher. At 5,731 cc (10 cylinders), 2004 Porsche Carrera GT is equipped with a bigger engine. In terms of performance, 2004 Porsche Carrera GT (604 HP @ 8000 RPM) has 190 more horse power than 1999 Porsche 911. (414 HP @ 6200 RPM) In normal driving conditions, 2004 Porsche Carrera GT should accelerate faster than 1999 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1999 Porsche 911 weights approximately 240 kg more than 2004 Porsche Carrera GT.
Because 1999 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Porsche Carrera GT. In wet, icy, snow, or gravel driving conditions, 1999 Porsche 911 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2004 Porsche Carrera GT (590 Nm @ 5750 RPM) has 30 more torque (in Nm) than 1999 Porsche 911. (560 Nm @ 2700 RPM). This means 2004 Porsche Carrera GT will have an easier job in driving up hills or pulling heavy equipment than 1999 Porsche 911. 1999 Porsche 911 has automatic transmission and 2004 Porsche Carrera GT has manual transmission. 2004 Porsche Carrera GT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Porsche 911 | 2004 Porsche Carrera GT | |
| Make | Porsche | Porsche |
| Model | 911 | Carrera GT |
| Year Released | 1999 | 2004 |
| Body Type | Coupe | Roadster |
| Engine Position | Rear | Middle |
| Engine Size | 3600 cc | 5731 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 414 HP | 604 HP |
| Engine RPM | 6200 RPM | 8000 RPM |
| Torque | 560 Nm | 590 Nm |
| Torque RPM | 2700 RPM | 5750 RPM |
| Engine Bore Size | 100 mm | 98 mm |
| Engine Stroke Size | 76.4 mm | 76 mm |
| Engine Compression Ratio | 9.4:1 | 12.0:1 |
| Top Speed | 298 km/hour | 330 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 3.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1585 kg | 1345 kg |
| Vehicle Length | 4440 mm | 4620 mm |
| Vehicle Width | 1840 mm | 1930 mm |
| Vehicle Height | 1300 mm | 1170 mm |
| Wheelbase Size | 2360 mm | 2740 mm |
| Fuel Tank Capacity | 64 L | 92 L |
