1991 Audi 100 vs. 2003 BMW 520
To start off, 2003 BMW 520 is newer by 12 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 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (172 HP @ 5500 RPM) has 5 more horse power than 2003 BMW 520. (167 HP @ 6100 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 2003 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 520 weights approximately 120 kg more than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2003 BMW 520 | |
| Make | Audi | BMW |
| Model | 100 | 520 |
| Year Released | 1991 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2170 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 167 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1550 kg | 1670 kg |
| Vehicle Length | 4800 mm | 4810 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1450 mm | 1450 mm |
| Wheelbase Size | 2690 mm | 2890 mm |
