2003 Porsche 911 vs. 1974 Porsche 911
To start off, 2003 Porsche 911 is newer by 29 year(s). Which means there will be less support and parts availability for 1974 Porsche 911. In addition, the cost of maintenance, including insurance, on 1974 Porsche 911 would be higher. At 3,600 cc (6 cylinders), 2003 Porsche 911 is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (443 HP @ 6000 RPM) has 270 more horse power than 1974 Porsche 911. (173 HP @ 5800 RPM). In normal driving conditions, 2003 Porsche 911 should accelerate faster than 1974 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche 911 weights approximately 585 kg more than 1974 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1974 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Porsche 911 (621 Nm @ 2700 RPM) has 381 more torque (in Nm) than 1974 Porsche 911. (240 Nm @ 4000 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1974 Porsche 911.
Compare all specifications:
| 2003 Porsche 911 | 1974 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | 911 | 911 |
| Year Released | 2003 | 1974 |
| Body Type | Convertible | Coupe |
| Engine Position | Rear | Rear |
| Engine Size | 3600 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Horse Power | 443 HP | 173 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 621 Nm | 240 Nm |
| Torque RPM | 2700 RPM | 4000 RPM |
| Engine Bore Size | 100 mm | 90.1 mm |
| Engine Stroke Size | 76.4 mm | 70.4 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1660 kg | 1075 kg |
| Vehicle Length | 4440 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1620 mm |
| Vehicle Height | 1300 mm | 1330 mm |
| Wheelbase Size | 2360 mm | 2270 mm |
| Fuel Tank Capacity | 64 L | 79 L |
