2003 Audi RS6 vs. 1978 BMW 628
To start off, 2003 Audi RS6 is newer by 25 year(s). Which means there will be less support and parts availability for 1978 BMW 628. In addition, the cost of maintenance, including insurance, on 1978 BMW 628 would be higher. At 4,163 cc (8 cylinders), 2003 Audi RS6 is equipped with a bigger engine. In terms of performance, 2003 Audi RS6 (444 HP @ 6300 RPM) has 259 more horse power than 1978 BMW 628. (185 HP @ 5800 RPM). In normal driving conditions, 2003 Audi RS6 should accelerate faster than 1978 BMW 628.
Because 2003 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW 628. In wet, icy, snow, or gravel driving conditions, 2003 Audi RS6 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, 2003 Audi RS6 (560 Nm @ 1950 RPM) has 300 more torque (in Nm) than 1978 BMW 628. (260 Nm @ 4000 RPM). This means 2003 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 1978 BMW 628.
Compare all specifications:
| 2003 Audi RS6 | 1978 BMW 628 | |
| Make | Audi | BMW |
| Model | RS6 | 628 |
| Year Released | 2003 | 1978 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2997 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 444 HP | 185 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 560 Nm | 260 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4860 mm | 4760 mm |
| Vehicle Width | 1860 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1390 mm |
| Wheelbase Size | 2760 mm | 2640 mm |
| Fuel Tank Capacity | 82 L | 70 L |
