1984 BMW M6 vs. 2005 BMW 630
To start off, 2005 BMW 630 is newer by 21 year(s). Which means there will be less support and parts availability for 1984 BMW M6. In addition, the cost of maintenance, including insurance, on 1984 BMW M6 would be higher. At 3,453 cc (6 cylinders), 1984 BMW M6 is equipped with a bigger engine. In terms of performance, 1984 BMW M6 (282 HP @ 6500 RPM) has 28 more horse power than 2005 BMW 630. (254 HP @ 6600 RPM). In normal driving conditions, 1984 BMW M6 should accelerate faster than 2005 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 630 weights approximately 60 kg more than 1984 BMW M6.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1984 BMW M6 (334 Nm @ 4500 RPM) has 44 more torque (in Nm) than 2005 BMW 630. (290 Nm @ 2500 RPM). This means 1984 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 630.
Compare all specifications:
| 1984 BMW M6 | 2005 BMW 630 | |
| Make | BMW | BMW |
| Model | M6 | 630 |
| Year Released | 1984 | 2005 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 254 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 334 Nm | 290 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Compression Ratio | 10.5:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1505 kg | 1565 kg |
| Vehicle Length | 4760 mm | 4830 mm |
| Vehicle Width | 1730 mm | 1860 mm |
| Vehicle Height | 1360 mm | 1380 mm |
| Wheelbase Size | 2630 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 70 L |
