2002 BMW 760 vs. 1991 Ford Sierra
To start off, 2002 BMW 760 is newer by 11 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 5,972 cc (12 cylinders), 2002 BMW 760 is equipped with a bigger engine. In terms of performance, 2002 BMW 760 (438 HP @ 6000 RPM) has 363 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM). In normal driving conditions, 2002 BMW 760 should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2002 BMW 760 weights approximately 1009 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, 2002 BMW 760 (601 Nm @ 3950 RPM) has 449 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 2002 BMW 760 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 2002 BMW 760 | 1991 Ford Sierra | |
| Make | BMW | Ford |
| Model | 760 | Sierra |
| Year Released | 2002 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 5972 cc | 1751 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 438 HP | 75 HP |
| Engine RPM | 6000 RPM | 4500 RPM |
| Torque | 601 Nm | 152 Nm |
| Torque RPM | 3950 RPM | 2200 RPM |
| Engine Bore Size | 88.9 mm | 82.5 mm |
| Engine Stroke Size | 80 mm | 82 mm |
| Engine Compression Ratio | 11.3:1 | 21.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2154 kg | 1145 kg |
| Vehicle Length | 5180 mm | 4430 mm |
| Vehicle Width | 1910 mm | 1700 mm |
| Vehicle Height | 1500 mm | 1370 mm |
| Wheelbase Size | 3140 mm | 2620 mm |
| Fuel Tank Capacity | 88 L | 60 L |
