1992 BMW 540 vs. 1991 Ford Sierra
To start off, 1992 BMW 540 is newer by 1 year(s). Which means there will be less support and parts availability for 1991 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1991 Ford Sierra would be higher. At 3,980 cc (8 cylinders), 1992 BMW 540 is equipped with a bigger engine. In terms of performance, 1992 BMW 540 (282 HP @ 5800 RPM) has 207 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM). In normal driving conditions, 1992 BMW 540 should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1992 BMW 540 weights approximately 505 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1992 BMW 540 (400 Nm @ 5100 RPM) has 248 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 1992 BMW 540 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1992 BMW 540 | 1991 Ford Sierra | |
| Make | BMW | Ford |
| Model | 540 | Sierra |
| Year Released | 1992 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3980 cc | 1751 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 282 HP | 75 HP |
| Engine RPM | 5800 RPM | 4500 RPM |
| Torque | 400 Nm | 152 Nm |
| Torque RPM | 5100 RPM | 2200 RPM |
| Engine Bore Size | 89 mm | 82.5 mm |
| Engine Stroke Size | 80 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1650 kg | 1145 kg |
| Vehicle Length | 4730 mm | 4430 mm |
| Vehicle Width | 1760 mm | 1700 mm |
| Vehicle Height | 1420 mm | 1370 mm |
| Wheelbase Size | 2770 mm | 2620 mm |
| Fuel Tank Capacity | 65 L | 60 L |
