2007 Porsche 911 vs. 1989 Renault 21
To start off, 2007 Porsche 911 is newer by 18 year(s). Which means there will be less support and parts availability for 1989 Renault 21. In addition, the cost of maintenance, including insurance, on 1989 Renault 21 would be higher. At 3,824 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (350 HP @ 6600 RPM) has 244 more horse power than 1989 Renault 21. (106 HP @ 4250 RPM). In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1989 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 445 kg more than 1989 Renault 21. 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 1989 Renault 21. 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 (400 Nm) has 241 more torque (in Nm) than 1989 Renault 21. (159 Nm). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Renault 21.
Compare all specifications:
| 2007 Porsche 911 | 1989 Renault 21 | |
| Make | Porsche | Renault |
| Model | 911 | 21 |
| Year Released | 2007 | 1989 |
| Engine Position | Rear | Front |
| Engine Size | 3824 cc | 2067 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 350 HP | 106 HP |
| Engine RPM | 6600 RPM | 4250 RPM |
| Torque | 400 Nm | 159 Nm |
| Engine Bore Size | 99 mm | 88 mm |
| Engine Stroke Size | 82.8 mm | 82 mm |
| Top Speed | 288 km/hour | 192 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1535 kg | 1090 kg |
| Vehicle Length | 4440 mm | 4470 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1410 mm |
| Wheelbase Size | 2360 mm | 2670 mm |
