2007 BMW M vs. 1991 Rover 100
To start off, 2007 BMW M is newer by 16 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 3,246 cc (6 cylinders), 2007 BMW M is equipped with a bigger engine. In terms of performance, 2007 BMW M (330 HP @ 7900 RPM) has 228 more horse power than 1991 Rover 100. (102 HP @ 6000 RPM). In normal driving conditions, 2007 BMW M should accelerate faster than 1991 Rover 100.
Let's talk about torque, 2007 BMW M (355 Nm @ 4900 RPM) has 220 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 2007 BMW M will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 2007 BMW M | 1991 Rover 100 | |
| Make | BMW | Rover |
| Model | M | 100 |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 330 HP | 102 HP |
| Engine RPM | 7900 RPM | 6000 RPM |
| Torque | 355 Nm | 135 Nm |
| Torque RPM | 4900 RPM | 5000 RPM |
| Engine Bore Size | 87 mm | 75 mm |
| Engine Stroke Size | 91 mm | 79 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Length | 4120 mm | 3530 mm |
| Vehicle Width | 1790 mm | 1570 mm |
| Vehicle Height | 1290 mm | 1380 mm |
