2009 Ford Focus vs. 1991 Renault 21
To start off, 2009 Ford Focus is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Renault 21. In addition, the cost of maintenance, including insurance, on 1991 Renault 21 would be higher. At 1,997 cc (4 cylinders), 2009 Ford Focus is equipped with a bigger engine. In terms of performance, 2009 Ford Focus (134 HP @ 4000 RPM) has 59 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2009 Ford Focus should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Ford Focus weights approximately 434 kg more than 1991 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, 2009 Ford Focus (320 Nm @ 2000 RPM) has 191 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 2009 Ford Focus will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
| 2009 Ford Focus | 1991 Renault 21 | |
| Make | Ford | Renault |
| Model | Focus | 21 |
| Year Released | 2009 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 134 HP | 75 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 320 Nm | 129 Nm |
| Torque RPM | 2000 RPM | 3250 RPM |
| Engine Compression Ratio | 18.0:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1454 kg | 1020 kg |
| Vehicle Length | 4350 mm | 4650 mm |
| Vehicle Width | 1850 mm | 1720 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2650 mm | 2820 mm |
