1991 Audi 100 vs. 1999 Audi A4
To start off, 1999 Audi A4 is newer by 8 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, 1999 Audi A4 (247 HP @ 4150 RPM) has 75 more horse power than 1991 Audi 100. (172 HP @ 5500 RPM) In normal driving conditions, 1999 Audi A4 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 215 kg more than 1999 Audi A4.
Compare all specifications:
| 1991 Audi 100 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | 100 | A4 |
| Year Released | 1991 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1896 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 247 HP |
| Engine RPM | 5500 RPM | 4150 RPM |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1550 kg | 1335 kg |
| Vehicle Length | 4800 mm | 4480 mm |
| Vehicle Width | 1780 mm | 1740 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2690 mm | 2630 mm |
