2005 Mazda 3 vs. 1985 Renault 18
To start off, 2005 Mazda 3 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 2,260 cc (4 cylinders), 2005 Mazda 3 is equipped with a bigger engine. In terms of performance, 2005 Mazda 3 (160 HP @ 4000 RPM) has 97 more horse power than 1985 Renault 18. (63 HP @ 5500 RPM). In normal driving conditions, 2005 Mazda 3 should accelerate faster than 1985 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mazda 3 weights approximately 268 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.
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, 2005 Mazda 3 (203 Nm) has 100 more torque (in Nm) than 1985 Renault 18. (103 Nm). This means 2005 Mazda 3 will have an easier job in driving up hills or pulling heavy equipment than 1985 Renault 18.
Compare all specifications:
| 2005 Mazda 3 | 1985 Renault 18 | |
| Make | Mazda | Renault |
| Model | 3 | 18 |
| Year Released | 2005 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2260 cc | 1395 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 160 HP | 63 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 203 Nm | 103 Nm |
| Engine Bore Size | 87 mm | 76 mm |
| Engine Stroke Size | 94 mm | 77 mm |
| Engine Compression Ratio | 9.7:1 | 9.2:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1253 kg | 985 kg |
| Vehicle Length | 4490 mm | 4410 mm |
| Vehicle Width | 1760 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2650 mm | 2450 mm |
| Fuel Consumption Overall | 8.4 L/100km | 7 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
