1991 Audi 100 vs. 1980 BMW 628
To start off, 1991 Audi 100 is newer by 11 year(s). Which means there will be less support and parts availability for 1980 BMW 628. In addition, the cost of maintenance, including insurance, on 1980 BMW 628 would be higher. At 2,786 cc (6 cylinders), 1980 BMW 628 is equipped with a bigger engine. In terms of performance, 1980 BMW 628 (181 HP @ 5800 RPM) has 9 more horse power than 1991 Audi 100. (172 HP @ 5500 RPM) In normal driving conditions, 1980 BMW 628 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 46 kg more than 1980 BMW 628.
Let's talk about torque, 1991 Audi 100 (250 Nm @ 3000 RPM) has 10 more torque (in Nm) than 1980 BMW 628. (240 Nm @ 4200 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1980 BMW 628.
Compare all specifications:
| 1991 Audi 100 | 1980 BMW 628 | |
| Make | Audi | BMW |
| Model | 100 | 628 |
| Year Released | 1991 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2786 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 181 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 250 Nm | 240 Nm |
| Torque RPM | 3000 RPM | 4200 RPM |
| Engine Bore Size | 82.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 80 mm |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1506 kg | 1460 kg |
| Vehicle Length | 4800 mm | 4760 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1450 mm | 1370 mm |
