2005 Audi A4 vs. 1972 Porsche 911
To start off, 2005 Audi A4 is newer by 33 year(s). Which means there will be less support and parts availability for 1972 Porsche 911. In addition, the cost of maintenance, including insurance, on 1972 Porsche 911 would be higher. At 2,983 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (220 HP @ 6300 RPM) has 30 more horse power than 1972 Porsche 911. (190 HP @ 6500 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 1972 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 568 kg more than 1972 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1972 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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 A4 (300 Nm @ 3200 RPM) has 83 more torque (in Nm) than 1972 Porsche 911. (217 Nm @ 5200 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1972 Porsche 911. 2005 Audi A4 has automatic transmission and 1972 Porsche 911 has manual transmission. 1972 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A4 | 1972 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A4 | 911 |
| Year Released | 2005 | 1972 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2983 cc | 2341 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 220 HP | 190 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 300 Nm | 217 Nm |
| Torque RPM | 3200 RPM | 5200 RPM |
| Engine Bore Size | 83 mm | 84 mm |
| Engine Stroke Size | 93 mm | 70.4 mm |
| Engine Compression Ratio | 10.1:1 | 8.5:1 |
| Top Speed | 238 km/hour | 232 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1077 kg |
| Vehicle Length | 4550 mm | 4150 mm |
| Vehicle Width | 1770 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2660 mm | 2270 mm |
| Fuel Tank Capacity | 66 L | 80 L |
