2007 Porsche 911 vs. 1999 Rover 25
To start off, 2007 Porsche 911 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Rover 25. In addition, the cost of maintenance, including insurance, on 1999 Rover 25 would be higher. At 3,594 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (321 HP @ 6800 RPM) has 218 more horse power than 1999 Rover 25. (103 HP @ 6000 RPM). In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1999 Rover 25. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 420 kg more than 1999 Rover 25. 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 1999 Rover 25. 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 (370 Nm @ 4250 RPM) has 232 more torque (in Nm) than 1999 Rover 25. (138 Nm @ 4500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1999 Rover 25.
Compare all specifications:
| 2007 Porsche 911 | 1999 Rover 25 | |
| Make | Porsche | Rover |
| Model | 911 | 25 |
| Year Released | 2007 | 1999 |
| Engine Position | Rear | Front |
| Engine Size | 3594 cc | 1588 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 321 HP | 103 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 370 Nm | 138 Nm |
| Torque RPM | 4250 RPM | 4500 RPM |
| Engine Bore Size | 96 mm | 80 mm |
| Engine Stroke Size | 82.8 mm | 79 mm |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 1030 kg |
| Vehicle Length | 4430 mm | 4000 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2360 mm | 2510 mm |
| Fuel Tank Capacity | 67 L | 50 L |
