1999 Audi A2 vs. 1991 Audi 100
To start off, 1999 Audi A2 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 A2 (247 HP @ 5000 RPM) has 75 more horse power than 1991 Audi 100. (172 HP @ 5500 RPM). In normal driving conditions, 1999 Audi A2 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 636 kg more than 1999 Audi A2.
Let's talk about torque, 1999 Audi A2 (320 Nm @ 3800 RPM) has 70 more torque (in Nm) than 1991 Audi 100. (250 Nm @ 3000 RPM). This means 1999 Audi A2 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1999 Audi A2 | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | A2 | 100 |
| Year Released | 1999 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1390 cc | 2771 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 247 HP | 172 HP |
| Engine RPM | 5000 RPM | 5500 RPM |
| Torque | 320 Nm | 250 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Bore Size | 76.6 mm | 82.5 mm |
| Engine Stroke Size | 75.6 mm | 86.4 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 870 kg | 1506 kg |
| Vehicle Length | 3830 mm | 4800 mm |
| Vehicle Width | 1680 mm | 1780 mm |
| Vehicle Height | 1560 mm | 1450 mm |
