1991 Audi 100 vs. 2009 Audi A3
To start off, 2009 Audi A3 is newer by 18 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, 2009 Audi A3 (200 HP @ 5100 RPM) has 27 more horse power than 1991 Audi 100. (173 HP @ 5500 RPM) In normal driving conditions, 2009 Audi A3 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 470 kg more than 2009 Audi A3.
Because 2009 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Audi 100. In wet, icy, snow, or gravel driving conditions, 2009 Audi A3 will offer significantly more control. 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, 2009 Audi A3 (281 Nm @ 1800 RPM) has 32 more torque (in Nm) than 1991 Audi 100. (249 Nm @ 3000 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2009 Audi A3 | |
| Make | Audi | Audi |
| Model | 100 | A3 |
| Year Released | 1991 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1983 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 173 HP | 200 HP |
| Engine RPM | 5500 RPM | 5100 RPM |
| Torque | 249 Nm | 281 Nm |
| Torque RPM | 3000 RPM | 1800 RPM |
| Engine Bore Size | 82.5 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1400 kg | 930 kg |
| Vehicle Length | 4800 mm | 4290 mm |
| Vehicle Width | 1790 mm | 1970 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2580 mm |
