1991 Rover 400 vs. 2002 Rover 75
To start off, 2002 Rover 75 is newer by 11 year(s). Which means there will be less support and parts availability for 1991 Rover 400. In addition, the cost of maintenance, including insurance, on 1991 Rover 400 would be higher. At 1,795 cc (4 cylinders), 2002 Rover 75 is equipped with a bigger engine. In terms of performance, 2002 Rover 75 (148 HP @ 5500 RPM) has 54 more horse power than 1991 Rover 400. (94 HP @ 6250 RPM) In normal driving conditions, 2002 Rover 75 should accelerate faster than 1991 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 2002 Rover 75 weights approximately 380 kg more than 1991 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2002 Rover 75 (215 Nm @ 2100 RPM) has 91 more torque (in Nm) than 1991 Rover 400. (124 Nm @ 4000 RPM). This means 2002 Rover 75 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 400.
Compare all specifications:
| 1991 Rover 400 | 2002 Rover 75 | |
| Make | Rover | Rover |
| Model | 400 | 75 |
| Year Released | 1991 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1395 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 94 HP | 148 HP |
| Engine RPM | 6250 RPM | 5500 RPM |
| Torque | 124 Nm | 215 Nm |
| Torque RPM | 4000 RPM | 2100 RPM |
| Engine Bore Size | 75 mm | 80 mm |
| Engine Stroke Size | 79 mm | 89.3 mm |
| Engine Compression Ratio | 9.5:1 | 9.2:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1020 kg | 1400 kg |
| Vehicle Length | 4370 mm | 4740 mm |
| Vehicle Height | 1410 mm | 1430 mm |
| Wheelbase Size | 2560 mm | 2760 mm |
