1992 BMW 730 vs. 1987 Ford Sierra
To start off, 1992 BMW 730 is newer by 5 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,984 cc (6 cylinders), 1992 BMW 730 is equipped with a bigger engine. In terms of performance, 1992 BMW 730 (181 HP @ 5800 RPM) has 115 more horse power than 1987 Ford Sierra. (66 HP @ 4200 RPM). In normal driving conditions, 1992 BMW 730 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1992 BMW 730 weights approximately 395 kg more than 1987 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, 1992 BMW 730 (260 Nm @ 4000 RPM) has 118 more torque (in Nm) than 1987 Ford Sierra. (142 Nm @ 2000 RPM). This means 1992 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1992 BMW 730 | 1987 Ford Sierra | |
| Make | BMW | Ford |
| Model | 730 | Sierra |
| Year Released | 1992 | 1987 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2984 cc | 2303 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 66 HP |
| Engine RPM | 5800 RPM | 4200 RPM |
| Torque | 260 Nm | 142 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1600 kg | 1205 kg |
| Vehicle Length | 4920 mm | 4500 mm |
| Vehicle Width | 1850 mm | 1680 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2840 mm | 2620 mm |
