1999 BMW 323 vs. 1991 Rover 100
To start off, 1999 BMW 323 is newer by 8 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 2,494 cc (6 cylinders), 1999 BMW 323 is equipped with a bigger engine. In terms of performance, 1999 BMW 323 (170 HP @ 5500 RPM) has 68 more horse power than 1991 Rover 100. (102 HP @ 6000 RPM). In normal driving conditions, 1999 BMW 323 should accelerate faster than 1991 Rover 100. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW 323 weights approximately 560 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, 1999 BMW 323 (245 Nm @ 3500 RPM) has 110 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 1999 BMW 323 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 1999 BMW 323 | 1991 Rover 100 | |
| Make | BMW | Rover |
| Model | 323 | 100 |
| Year Released | 1999 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 102 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 245 Nm | 135 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Engine Bore Size | 84 mm | 75 mm |
| Engine Stroke Size | 75 mm | 79 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 870 kg |
| Vehicle Length | 4490 mm | 3530 mm |
| Vehicle Width | 1760 mm | 1570 mm |
| Vehicle Height | 1390 mm | 1380 mm |
