1991 Audi 100 vs. 1990 Audi 100
To start off, 1991 Audi 100 is newer by 1 year(s). Which means there will be less support and parts availability for 1990 Audi 100. In addition, the cost of maintenance, including insurance, on 1990 Audi 100 would be higher. At 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (113 HP @ 4000 RPM) has 23 more horse power than 1990 Audi 100. (90 HP @ 5200 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1990 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 230 kg more than 1990 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, 1991 Audi 100 (264 Nm @ 2250 RPM) has 119 more torque (in Nm) than 1990 Audi 100. (145 Nm @ 3000 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1990 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 1990 Audi 100 | |
| Make | Audi | Audi |
| Model | 100 | 100 |
| Year Released | 1991 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 1779 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 90 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 264 Nm | 145 Nm |
| Torque RPM | 2250 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Engine Compression Ratio | 21.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1090 kg |
| Vehicle Length | 4800 mm | 4800 mm |
| Vehicle Width | 1790 mm | 1820 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2690 mm |
| Fuel Tank Capacity | 80 L | 60 L |
