1999 Porsche 911 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 8 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 3,605 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (481 HP @ 6000 RPM) has 67 more horse power than 1999 Porsche 911. (414 HP @ 6200 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1999 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 Porsche 911 (624 Nm @ 1950 RPM) has 64 more torque (in Nm) than 1999 Porsche 911. (560 Nm @ 2700 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 Porsche 911. 1999 Porsche 911 has automatic transmission and 2007 Porsche 911 has manual transmission. 2007 Porsche 911 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 | 2007 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | 911 | 911 |
| Year Released | 1999 | 2007 |
| Body Type | Coupe | Coupe |
| Engine Position | Rear | Rear |
| Engine Size | 3600 cc | 3605 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 414 HP | 481 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 560 Nm | 624 Nm |
| Torque RPM | 2700 RPM | 1950 RPM |
| Engine Bore Size | 100 mm | 100 mm |
| Engine Stroke Size | 76.4 mm | 76 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4440 mm | 4460 mm |
| Vehicle Width | 1840 mm | 1860 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2360 mm | 2360 mm |
| Fuel Tank Capacity | 64 L | 67 L |
