2009 Ford Focus vs. 1984 Ford Sierra
To start off, 2009 Ford Focus is newer by 25 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra 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 45 more horse power than 1984 Ford Sierra. (89 HP @ 5400 RPM). In normal driving conditions, 2009 Ford Focus should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Ford Focus weights approximately 622 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1984 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1984 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2009 Ford Focus, being front wheel drive (FWD), will offer much better control with better grip. 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 176 more torque (in Nm) than 1984 Ford Sierra. (144 Nm @ 3500 RPM). This means 2009 Ford Focus will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 2009 Ford Focus | 1984 Ford Sierra | |
| Make | Ford | Ford |
| Model | Focus | Sierra |
| Year Released | 2009 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1769 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 89 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 320 Nm | 144 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1632 kg | 1010 kg |
| Vehicle Length | 4520 mm | 4400 mm |
| Vehicle Width | 1840 mm | 1680 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
