2007 Porsche 911 vs. 1990 Rover 400
To start off, 2007 Porsche 911 is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Rover 400. In addition, the cost of maintenance, including insurance, on 1990 Rover 400 would be higher. At 3,600 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (473 HP @ 6000 RPM) has 379 more horse power than 1990 Rover 400. (94 HP @ 6250 RPM). In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1990 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 564 kg more than 1990 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Rover 400. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 will offer significantly more control. 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, 2007 Porsche 911 (620 Nm @ 1950 RPM) has 494 more torque (in Nm) than 1990 Rover 400. (126 Nm @ 4000 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1990 Rover 400.
Compare all specifications:
| 2007 Porsche 911 | 1990 Rover 400 | |
| Make | Porsche | Rover |
| Model | 911 | 400 |
| Year Released | 2007 | 1990 |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 473 HP | 94 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 620 Nm | 126 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1590 kg | 1026 kg |
| Vehicle Length | 4440 mm | 4370 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1310 mm | 1410 mm |
| Wheelbase Size | 2360 mm | 2560 mm |
