1977 Audi 100 vs. 1991 Audi 100
To start off, 1991 Audi 100 is newer by 14 year(s). Which means there will be less support and parts availability for 1977 Audi 100. In addition, the cost of maintenance, including insurance, on 1977 Audi 100 would be higher. At 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (172 HP @ 5500 RPM) has 36 more horse power than 1977 Audi 100. (136 HP @ 5700 RPM) In normal driving conditions, 1991 Audi 100 should accelerate faster than 1977 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 336 kg more than 1977 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Audi 100 (250 Nm @ 3000 RPM) has 78 more torque (in Nm) than 1977 Audi 100. (172 Nm @ 4200 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1977 Audi 100.
Compare all specifications:
| 1977 Audi 100 | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | 100 | 100 |
| Year Released | 1977 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 2771 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 136 HP | 172 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 172 Nm | 250 Nm |
| Torque RPM | 4200 RPM | 3000 RPM |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1170 kg | 1506 kg |
| Vehicle Length | 4690 mm | 4800 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1450 mm |
