2004 BMW 730 vs. 1991 Rover 100
To start off, 2004 BMW 730 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Rover 100. In addition, the cost of maintenance, including insurance, on 1991 Rover 100 would be higher. At 2,979 cc (6 cylinders), 2004 BMW 730 is equipped with a bigger engine. In terms of performance, 2004 BMW 730 (225 HP @ 6000 RPM) has 123 more horse power than 1991 Rover 100. (102 HP @ 6000 RPM). In normal driving conditions, 2004 BMW 730 should accelerate faster than 1991 Rover 100. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 730 weights approximately 920 kg more than 1991 Rover 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 BMW 730 (300 Nm @ 3500 RPM) has 165 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 2004 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 2004 BMW 730 | 1991 Rover 100 | |
| Make | BMW | Rover |
| Model | 730 | 100 |
| Year Released | 2004 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 102 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 300 Nm | 135 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Engine Bore Size | 84 mm | 75 mm |
| Engine Stroke Size | 90 mm | 79 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1790 kg | 870 kg |
| Vehicle Length | 5040 mm | 3530 mm |
| Vehicle Width | 1910 mm | 1570 mm |
| Vehicle Height | 1500 mm | 1380 mm |
