2006 BMW 630 vs. 1986 Ford Sierra
To start off, 2006 BMW 630 is newer by 20 year(s). Which means there will be less support and parts availability for 1986 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1986 Ford Sierra would be higher. At 2,996 cc (6 cylinders), 2006 BMW 630 is equipped with a bigger engine. In terms of performance, 2006 BMW 630 (254 HP @ 6600 RPM) has 52 more horse power than 1986 Ford Sierra. (202 HP @ 6000 RPM). In normal driving conditions, 2006 BMW 630 should accelerate faster than 1986 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 630 weights approximately 580 kg more than 1986 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 BMW 630 (300 Nm @ 2500 RPM) has 23 more torque (in Nm) than 1986 Ford Sierra. (277 Nm @ 4500 RPM). This means 2006 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra.
Compare all specifications:
| 2006 BMW 630 | 1986 Ford Sierra | |
| Make | BMW | Ford |
| Model | 630 | Sierra |
| Year Released | 2006 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 254 HP | 202 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 300 Nm | 277 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Engine Bore Size | 85 mm | 90.8 mm |
| Engine Stroke Size | 88 mm | 77 mm |
| Engine Compression Ratio | 10.7:1 | 8.0:1 |
| Top Speed | 250 km/hour | 230 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 6.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1760 kg | 1180 kg |
| Vehicle Length | 4830 mm | 4430 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 116 L |
