2008 Mazda 5 vs. 1986 Renault 21
To start off, 2008 Mazda 5 is newer by 22 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 1,796 cc (4 cylinders), 2008 Mazda 5 is equipped with a bigger engine. In terms of performance, 2008 Mazda 5 (118 HP @ 5500 RPM) has 43 more horse power than 1986 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2008 Mazda 5 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mazda 5 weights approximately 520 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2008 Mazda 5 (165 Nm @ 4500 RPM) has 36 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 3250 RPM). This means 2008 Mazda 5 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 2008 Mazda 5 | 1986 Renault 21 | |
| Make | Mazda | Renault |
| Model | 5 | 21 |
| Year Released | 2008 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 118 HP | 75 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 165 Nm | 129 Nm |
| Torque RPM | 4500 RPM | 3250 RPM |
| Engine Bore Size | 83 mm | 81 mm |
| Engine Stroke Size | 83.1 mm | 83.5 mm |
| Engine Compression Ratio | 11.0:1 | 9.2:1 |
| Top Speed | 182 km/hour | 176 km/hour |
| Acceleration 0-100mph | 11.4 seconds | 12 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1475 kg | 955 kg |
| Vehicle Length | 4510 mm | 4470 mm |
| Vehicle Width | 1760 mm | 1710 mm |
| Vehicle Height | 1620 mm | 1420 mm |
| Wheelbase Size | 2760 mm | 2670 mm |
| Fuel Tank Capacity | 60 L | 66 L |
