1991 Audi 100 vs. 1975 Audi 80
To start off, 1991 Audi 100 is newer by 16 year(s). Which means there will be less support and parts availability for 1975 Audi 80. In addition, the cost of maintenance, including insurance, on 1975 Audi 80 would be higher. At 2,226 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (226 HP @ 5900 RPM) has 151 more horse power than 1975 Audi 80. (75 HP @ 5500 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1975 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 702 kg more than 1975 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 1975 Audi 80. In wet, icy, snow, or gravel driving conditions, 1991 Audi 100 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, 1991 Audi 100 (350 Nm @ 1950 RPM) has 238 more torque (in Nm) than 1975 Audi 80. (112 Nm @ 3200 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1975 Audi 80.
Compare all specifications:
| 1991 Audi 100 | 1975 Audi 80 | |
| Make | Audi | Audi |
| Model | 100 | 80 |
| Year Released | 1991 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1588 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 226 HP | 75 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 350 Nm | 112 Nm |
| Torque RPM | 1950 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 79.5 mm |
| Engine Stroke Size | 86.4 mm | 80 mm |
| Engine Compression Ratio | 9.3:1 | 8.2:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1614 kg | 912 kg |
| Vehicle Length | 4800 mm | 4390 mm |
| Vehicle Width | 1810 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2700 mm | 2550 mm |
| Fuel Tank Capacity | 80 L | 60 L |
