1989 Porsche 911 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 16 year(s). Which means there will be less support and parts availability for 1989 Porsche 911. In addition, the cost of maintenance, including insurance, on 1989 Porsche 911 would be higher. At 3,600 cc (6 cylinders), 1989 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (321 HP @ 4250 RPM) has 74 more horse power than 1989 Porsche 911. (247 HP @ 6100 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1989 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 150 kg more than 1989 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche 911 (370 Nm @ 4250 RPM) has 53 more torque (in Nm) than 1989 Porsche 911. (317 Nm @ 4800 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Porsche 911.
Compare all specifications:
| 1989 Porsche 911 | 2005 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | 911 | 911 |
| Year Released | 1989 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Rear | Rear |
| Engine Size | 3600 cc | 3587 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Horse Power | 247 HP | 321 HP |
| Engine RPM | 6100 RPM | 4250 RPM |
| Torque | 317 Nm | 370 Nm |
| Torque RPM | 4800 RPM | 4250 RPM |
| Engine Bore Size | 100 mm | 96 mm |
| Engine Stroke Size | 76.4 mm | 82.8 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1335 kg | 1485 kg |
| Vehicle Length | 4260 mm | 4440 mm |
| Vehicle Width | 1660 mm | 1780 mm |
| Vehicle Height | 1330 mm | 1310 mm |
| Wheelbase Size | 2410 mm | 2360 mm |
| Fuel Consumption Overall | 9.3 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 77 L | 64 L |
