2006 Audi A3 vs. 1991 Audi 100
To start off, 2006 Audi A3 is newer by 15 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 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (197 HP @ 5100 RPM) has 84 more horse power than 1991 Audi 100. (113 HP @ 4000 RPM). In normal driving conditions, 2006 Audi A3 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A3 weights approximately 190 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Audi A3 (281 Nm @ 1800 RPM) has 17 more torque (in Nm) than 1991 Audi 100. (264 Nm @ 2250 RPM). This means 2006 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 2006 Audi A3 | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | A3 | 100 |
| Year Released | 2006 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 2461 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 113 HP |
| Engine RPM | 5100 RPM | 4000 RPM |
| Torque | 281 Nm | 264 Nm |
| Torque RPM | 1800 RPM | 2250 RPM |
| Engine Bore Size | 82.6 mm | 81 mm |
| Engine Stroke Size | 92.7 mm | 95.5 mm |
| Engine Compression Ratio | 10.3:1 | 21.0:1 |
| Top Speed | 209 km/hour | 193 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1320 kg |
| Vehicle Length | 4290 mm | 4800 mm |
| Vehicle Width | 1960 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2580 mm | 2700 mm |
| Fuel Consumption Highway | 7.6 L/100km | 6.2 L/100km |
| Fuel Consumption City | 9.4 L/100km | 7.6 L/100km |
| Fuel Consumption Overall | 8.4 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
