1974 Porsche 911 vs. 2005 Audi A3
To start off, 2005 Audi A3 is newer by 31 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 3,188 cc (6 cylinders), 2005 Audi A3 is equipped with a bigger engine. In terms of performance, 2005 Audi A3 (247 HP @ 6000 RPM) has 72 more horse power than 1974 Porsche 911. (175 HP @ 5800 RPM) In normal driving conditions, 2005 Audi A3 should accelerate faster than 1974 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A3 weights approximately 530 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 2005 Audi A3 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, 2005 Audi A3 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 Audi A3 (320 Nm @ 2500 RPM) has 84 more torque (in Nm) than 1974 Porsche 911. (236 Nm @ 4000 RPM). This means 2005 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1974 Porsche 911. 2005 Audi A3 has automatic transmission and 1974 Porsche 911 has manual transmission. 1974 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1974 Porsche 911 | 2005 Audi A3 | |
| Make | Porsche | Audi |
| Model | 911 | A3 |
| Year Released | 1974 | 2005 |
| Body Type | Coupe | Hatchback |
| Engine Position | Rear | Front |
| Engine Size | 2686 cc | 3188 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 175 HP | 247 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 236 Nm | 320 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 90 mm | 84 mm |
| Engine Stroke Size | 70.4 mm | 95.9 mm |
| Engine Compression Ratio | 8.5:1 | 11.3:1 |
| Top Speed | 229 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7 seconds | 6.4 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1080 kg | 1610 kg |
| Vehicle Length | 4300 mm | 4290 mm |
| Vehicle Width | 1620 mm | 1770 mm |
| Vehicle Height | 1330 mm | 1430 mm |
| Wheelbase Size | 2270 mm | 2580 mm |
