1998 Porsche 911 vs. 1978 Renault 18
To start off, 1998 Porsche 911 is newer by 20 year(s). Which means there will be less support and parts availability for 1978 Renault 18. In addition, the cost of maintenance, including insurance, on 1978 Renault 18 would be higher. At 3,387 cc (6 cylinders), 1998 Porsche 911 is equipped with a bigger engine. In terms of performance, 1998 Porsche 911 (296 HP @ 6800 RPM) has 192 more horse power than 1978 Renault 18. (104 HP @ 5500 RPM). In normal driving conditions, 1998 Porsche 911 should accelerate faster than 1978 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1998 Porsche 911 weights approximately 353 kg more than 1978 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1998 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Renault 18. In wet, icy, snow, or gravel driving conditions, 1998 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, 1998 Porsche 911 (350 Nm @ 4600 RPM) has 190 more torque (in Nm) than 1978 Renault 18. (160 Nm @ 3000 RPM). This means 1998 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault 18. 1998 Porsche 911 has automatic transmission and 1978 Renault 18 has manual transmission. 1978 Renault 18 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 Porsche 911 | 1978 Renault 18 | |
| Make | Porsche | Renault |
| Model | 911 | 18 |
| Year Released | 1998 | 1978 |
| Engine Position | Rear | Front |
| Engine Size | 3387 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 296 HP | 104 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 350 Nm | 160 Nm |
| Torque RPM | 4600 RPM | 3000 RPM |
| Engine Bore Size | 96 mm | 88 mm |
| Engine Stroke Size | 78 mm | 82 mm |
| Top Speed | 275 km/hour | 171 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1067 kg |
| Vehicle Length | 4440 mm | 4380 mm |
| Vehicle Width | 1770 mm | 1680 mm |
| Vehicle Height | 1310 mm | 1410 mm |
| Wheelbase Size | 2360 mm | 2470 mm |
| Fuel Tank Capacity | 63 L | 53 L |
