1995 Caterham 21 vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 9 year(s). Which means there will be less support and parts availability for 1995 Caterham 21. In addition, the cost of maintenance, including insurance, on 1995 Caterham 21 would be higher. At 3,589 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (415 HP @ 6000 RPM) has 277 more horse power than 1995 Caterham 21. (138 HP @ 7000 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1995 Caterham 21. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 1087 kg more than 1995 Caterham 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1995 Caterham 21. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Porsche 911 (563 Nm @ 2700 RPM) has 407 more torque (in Nm) than 1995 Caterham 21. (156 Nm @ 5000 RPM). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1995 Caterham 21.
Compare all specifications:
| 1995 Caterham 21 | 2004 Porsche 911 | |
| Make | Caterham | Porsche |
| Model | 21 | 911 |
| Year Released | 1995 | 2004 |
| Engine Position | Front | Rear |
| Engine Size | 1588 cc | 3589 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 138 HP | 415 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 156 Nm | 563 Nm |
| Torque RPM | 5000 RPM | 2700 RPM |
| Engine Bore Size | 80 mm | 100 mm |
| Engine Stroke Size | 79 mm | 76 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Top Speed | 211 km/hour | 305 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 648 kg | 1735 kg |
| Vehicle Length | 3810 mm | 4440 mm |
| Vehicle Width | 1590 mm | 1840 mm |
| Vehicle Height | 1070 mm | 1300 mm |
| Wheelbase Size | 2260 mm | 2360 mm |
| Fuel Tank Capacity | 54 L | 64 L |
