2005 Audi A4 vs. 1987 BMW M6
To start off, 2005 Audi A4 is newer by 18 year(s). Which means there will be less support and parts availability for 1987 BMW M6. In addition, the cost of maintenance, including insurance, on 1987 BMW M6 would be higher. At 3,453 cc (6 cylinders), 1987 BMW M6 is equipped with a bigger engine. In terms of performance, 1987 BMW M6 (282 HP @ 6500 RPM) has 112 more horse power than 2005 Audi A4. (170 HP @ 6500 RPM) In normal driving conditions, 1987 BMW M6 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 105 kg more than 1987 BMW M6.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1987 BMW M6. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 1987 BMW M6 (334 Nm) has 109 more torque (in Nm) than 2005 Audi A4. (225 Nm). This means 1987 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 1987 BMW M6 | |
| Make | Audi | BMW |
| Model | A4 | M6 |
| Year Released | 2005 | 1987 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 3453 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 170 HP | 282 HP |
| Engine RPM | 6500 RPM | 6500 RPM |
| Torque | 225 Nm | 334 Nm |
| Engine Bore Size | 81 mm | 93.4 mm |
| Engine Stroke Size | 86 mm | 84 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1505 kg |
| Vehicle Length | 4550 mm | 4760 mm |
| Vehicle Width | 1770 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1360 mm |
| Wheelbase Size | 2770 mm | 2630 mm |
| Fuel Tank Capacity | 66 L | 70 L |
