1999 Audi A4 vs. 1981 BMW 628
To start off, 1999 Audi A4 is newer by 18 year(s). Which means there will be less support and parts availability for 1981 BMW 628. In addition, the cost of maintenance, including insurance, on 1981 BMW 628 would be higher. At 2,788 cc (6 cylinders), 1981 BMW 628 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 628 weights approximately 170 kg more than 1999 Audi A4.
Because 1981 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 1981 BMW 628. However, in wet, icy, snow, or gravel driving conditions, 1999 Audi A4, 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, 1999 Audi A4 (320 Nm @ 1750 RPM) has 80 more torque (in Nm) than 1981 BMW 628. (240 Nm @ 4000 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 628.
Compare all specifications:
| 1999 Audi A4 | 1981 BMW 628 | |
| Make | Audi | BMW |
| Model | A4 | 628 |
| Year Released | 1999 | 1981 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1780 cc | 2788 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 0 HP | 181 HP |
| Torque | 320 Nm | 240 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 80 mm |
| Engine Compression Ratio | 9.5:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1300 kg | 1470 kg |
| Vehicle Length | 4480 mm | 4760 mm |
| Vehicle Width | 1740 mm | 1730 mm |
| Vehicle Height | 1420 mm | 1370 mm |
| Wheelbase Size | 2630 mm | 2640 mm |
| Fuel Tank Capacity | 62 L | 70 L |
