1991 Audi 100 vs. 1997 Audi A4
To start off, 1997 Audi A4 is newer by 6 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, 1997 Audi A4 (163 HP @ 6000 RPM) has 50 more horse power than 1991 Audi 100. (113 HP @ 4000 RPM) In normal driving conditions, 1997 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 45 kg more than 1997 Audi A4.
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, 1991 Audi 100 (264 Nm @ 2250 RPM) has 30 more torque (in Nm) than 1997 Audi A4. (234 Nm @ 3200 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1997 Audi A4.
Compare all specifications:
| 1991 Audi 100 | 1997 Audi A4 | |
| Make | Audi | Audi |
| Model | 100 | A4 |
| Year Released | 1991 | 1997 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 2393 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 163 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 264 Nm | 234 Nm |
| Torque RPM | 2250 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 81.1 mm |
| Engine Stroke Size | 95.5 mm | 77.4 mm |
| Engine Compression Ratio | 21.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1275 kg |
| Vehicle Length | 4800 mm | 4490 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2700 mm | 2620 mm |
| Fuel Tank Capacity | 80 L | 55 L |
