2004 BMW M6 vs. 1974 BMW Touring
To start off, 2004 BMW M6 is newer by 30 year(s). Which means there will be less support and parts availability for 1974 BMW Touring. In addition, the cost of maintenance, including insurance, on 1974 BMW Touring would be higher. At 4,998 cc (10 cylinders), 2004 BMW M6 is equipped with a bigger engine. In terms of performance, 2004 BMW M6 (500 HP @ 7750 RPM) has 415 more horse power than 1974 BMW Touring. (85 HP @ 5700 RPM). In normal driving conditions, 2004 BMW M6 should accelerate faster than 1974 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW M6 weights approximately 755 kg more than 1974 BMW Touring. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 BMW M6 (520 Nm @ 6100 RPM) has 390 more torque (in Nm) than 1974 BMW Touring. (130 Nm @ 3500 RPM). This means 2004 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 1974 BMW Touring.
Compare all specifications:
| 2004 BMW M6 | 1974 BMW Touring | |
| Make | BMW | BMW |
| Model | M6 | Touring |
| Year Released | 2004 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 4998 cc | 1572 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 500 HP | 85 HP |
| Engine RPM | 7750 RPM | 5700 RPM |
| Torque | 520 Nm | 130 Nm |
| Torque RPM | 6100 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 84 mm |
| Engine Stroke Size | 75.2 mm | 71 mm |
| Engine Compression Ratio | 12.0:1 | 8.6:1 |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1785 kg | 1030 kg |
| Vehicle Length | 4880 mm | 4120 mm |
| Vehicle Width | 1860 mm | 1600 mm |
| Vehicle Height | 1380 mm | 1390 mm |
| Wheelbase Size | 2790 mm | 2510 mm |
