2005 Porsche 911 vs. 1986 Renault 21
To start off, 2005 Porsche 911 is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 324 more horse power than 1986 Renault 21. (90 HP @ 5500 RPM). In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 705 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1986 Renault 21. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche 911 (560 Nm @ 2700 RPM) has 425 more torque (in Nm) than 1986 Renault 21. (135 Nm @ 3500 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 2005 Porsche 911 | 1986 Renault 21 | |
| Make | Porsche | Renault |
| Model | 911 | 21 |
| Year Released | 2005 | 1986 |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 414 HP | 90 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 560 Nm | 135 Nm |
| Torque RPM | 2700 RPM | 3500 RPM |
| Engine Bore Size | 100 mm | 81 mm |
| Engine Stroke Size | 76.4 mm | 83.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1740 kg | 1035 kg |
| Vehicle Length | 4440 mm | 4540 mm |
| Vehicle Width | 1840 mm | 1730 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2360 mm | 2670 mm |
| Fuel Tank Capacity | 64 L | 38 L |
