1991 Audi 100 vs. 1979 BMW 628
To start off, 1991 Audi 100 is newer by 12 year(s). Which means there will be less support and parts availability for 1979 BMW 628. In addition, the cost of maintenance, including insurance, on 1979 BMW 628 would be higher. At 2,788 cc (6 cylinders), 1979 BMW 628 is equipped with a bigger engine. In terms of performance, 1979 BMW 628 (181 HP @ 6000 RPM) has 10 more horse power than 1991 Audi 100. (171 HP @ 5500 RPM) In normal driving conditions, 1979 BMW 628 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1979 BMW 628 weights approximately 20 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1979 BMW 628 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1979 BMW 628. However, in wet, icy, snow, or gravel driving conditions, 1991 Audi 100, being front wheel drive (FWD), will offer much better control with better grip. 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 (250 Nm @ 3000 RPM) has 10 more torque (in Nm) than 1979 BMW 628. (240 Nm @ 4000 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 628.
Compare all specifications:
| 1991 Audi 100 | 1979 BMW 628 | |
| Make | Audi | BMW |
| Model | 100 | 628 |
| Year Released | 1991 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 2788 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 171 HP | 181 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 250 Nm | 240 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 86.1 mm |
| Engine Stroke Size | 86.4 mm | 80 mm |
| Engine Compression Ratio | 10.3:1 | 9.3:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1470 kg |
| Vehicle Length | 4800 mm | 4760 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2690 mm | 2640 mm |
| Fuel Tank Capacity | 80 L | 70 L |
