2001 Mazda 6 vs. 1990 Renault 21
To start off, 2001 Mazda 6 is newer by 11 year(s). Which means there will be less support and parts availability for 1990 Renault 21. In addition, the cost of maintenance, including insurance, on 1990 Renault 21 would be higher. At 1,989 cc (4 cylinders), 2001 Mazda 6 is equipped with a bigger engine. In terms of performance, 2001 Mazda 6 (139 HP @ 6000 RPM) has 64 more horse power than 1990 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2001 Mazda 6 should accelerate faster than 1990 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2001 Mazda 6 weights approximately 330 kg more than 1990 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, 2001 Mazda 6 (181 Nm @ 4100 RPM) has 52 more torque (in Nm) than 1990 Renault 21. (129 Nm @ 3250 RPM). This means 2001 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1990 Renault 21.
Compare all specifications:
| 2001 Mazda 6 | 1990 Renault 21 | |
| Make | Mazda | Renault |
| Model | 6 | 21 |
| Year Released | 2001 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1989 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 139 HP | 75 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 181 Nm | 129 Nm |
| Torque RPM | 4100 RPM | 3250 RPM |
| Engine Bore Size | 87.5 mm | 81 mm |
| Engine Stroke Size | 83.1 mm | 83.5 mm |
| Engine Compression Ratio | 10.8:1 | 9.2:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1350 kg | 1020 kg |
| Vehicle Length | 4690 mm | 4650 mm |
| Vehicle Width | 1790 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2680 mm | 2820 mm |
