1991 Audi 100 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 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 3,589 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (315 HP @ 6800 RPM) has 184 more horse power than 1991 Audi 100. (131 HP @ 5500 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 15 kg more than 1991 Audi 100. 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 100. 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 (370 Nm) has 184 more torque (in Nm) than 1991 Audi 100. (186 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2004 Porsche 911 | |
| Make | Audi | Porsche |
| Model | 100 | 911 |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Rear |
| Engine Size | 2309 cc | 3589 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 131 HP | 315 HP |
| Engine RPM | 5500 RPM | 6800 RPM |
| Torque | 186 Nm | 370 Nm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1410 kg | 1425 kg |
| Vehicle Length | 4800 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1300 mm |
