1991 Audi 80 vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Audi 80. In addition, the cost of maintenance, including insurance, on 1991 Audi 80 would be higher. At 3,600 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (444 HP @ 5700 RPM) has 329 more horse power than 1991 Audi 80. (115 HP @ 5400 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 420 kg more than 1991 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Audi 80. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Porsche 911 (620 Nm @ 3500 RPM) has 452 more torque (in Nm) than 1991 Audi 80. (168 Nm @ 3200 RPM). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 80.
Compare all specifications:
| 1991 Audi 80 | 2004 Porsche 911 | |
| Make | Audi | Porsche |
| Model | 80 | 911 |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Rear |
| Engine Size | 1984 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 115 HP | 444 HP |
| Engine RPM | 5400 RPM | 5700 RPM |
| Torque | 168 Nm | 620 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 100 mm |
| Engine Stroke Size | 92.8 mm | 76.4 mm |
| Engine Compression Ratio | 10.4:1 | 9.4:1 |
| Top Speed | 190 km/hour | 307 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1240 kg | 1660 kg |
| Vehicle Length | 4490 mm | 4440 mm |
| Vehicle Width | 1710 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1300 mm |
| Wheelbase Size | 2610 mm | 2360 mm |
| Fuel Tank Capacity | 66 L | 64 L |
