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 3,822 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (350 HP @ 6600 RPM) has 178 more horse power than 1991 Audi 100. (172 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. 1991 Audi 100 weights approximately 80 kg more than 2004 Porsche 911.
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 | 2771 cc | 3822 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 172 HP | 350 HP |
| Engine RPM | 5500 RPM | 6600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1550 kg | 1470 kg |
| Vehicle Length | 4800 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1450 mm | 1310 mm |
| Wheelbase Size | 2690 mm | 2360 mm |
