2005 BMW X5 vs. 1985 Renault 18
To start off, 2005 BMW X5 is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Renault 18. In addition, the cost of maintenance, including insurance, on 1985 Renault 18 would be higher. At 2,926 cc (6 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (215 HP @ 4000 RPM) has 111 more horse power than 1985 Renault 18. (104 HP @ 5500 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 1985 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 1035 kg more than 1985 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1985 Renault 18. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 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 BMW X5 (520 Nm @ 2000 RPM) has 357 more torque (in Nm) than 1985 Renault 18. (163 Nm @ 3250 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1985 Renault 18.
Compare all specifications:
| 2005 BMW X5 | 1985 Renault 18 | |
| Make | BMW | Renault |
| Model | X5 | 18 |
| Year Released | 2005 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 104 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 520 Nm | 163 Nm |
| Torque RPM | 2000 RPM | 3250 RPM |
| Engine Bore Size | 84 mm | 88 mm |
| Engine Stroke Size | 90 mm | 82 mm |
| Engine Compression Ratio | 18.0:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2170 kg | 1135 kg |
| Vehicle Length | 4670 mm | 4470 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1720 mm | 1410 mm |
