2007 Ford Focus vs. 1991 Renault 21
To start off, 2007 Ford Focus is newer by 16 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 1,721 cc (4 cylinders), 1991 Renault 21 is equipped with a bigger engine. In terms of performance, 2007 Ford Focus (113 HP @ 6000 RPM) has 38 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2007 Ford Focus should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Ford Focus weights approximately 130 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, 2007 Ford Focus (156 Nm @ 4150 RPM) has 27 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 2007 Ford Focus will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
| 2007 Ford Focus | 1991 Renault 21 | |
| Make | Ford | Renault |
| Model | Focus | 21 |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 113 HP | 75 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 156 Nm | 129 Nm |
| Torque RPM | 4150 RPM | 3250 RPM |
| Engine Bore Size | 79 mm | 81 mm |
| Engine Stroke Size | 81.4 mm | 83.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1150 kg | 1020 kg |
| Vehicle Length | 4460 mm | 4650 mm |
| Vehicle Width | 1710 mm | 1720 mm |
| Vehicle Height | 1540 mm | 1430 mm |
| Wheelbase Size | 2620 mm | 2820 mm |
