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 2,294 cc (6 cylinders), 1984 Ford Sierra is equipped with a bigger engine. In terms of performance, 2009 Ford Focus (143 HP @ 6000 RPM) has 29 more horse power than 1984 Ford Sierra. (114 HP @ 5300 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 410 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 (185 Nm @ 4500 RPM) has 9 more torque (in Nm) than 1984 Ford Sierra. (176 Nm @ 3000 RPM). This means 2009 Ford Focus will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 1984 Ford Sierra has automatic transmission and 2009 Ford Focus has manual transmission. 2009 Ford Focus will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1984 Ford Sierra will be easier to drive especially in heavy traffic.
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 | 1999 cc | 2294 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 143 HP | 114 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 185 Nm | 176 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 87.5 mm | 90 mm |
| Engine Stroke Size | 83.1 mm | 60.1 mm |
| Engine Compression Ratio | 10.8:1 | 9.0:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1525 kg | 1115 kg |
| Vehicle Length | 4520 mm | 4420 mm |
| Vehicle Width | 1840 mm | 1730 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2650 mm | 2610 mm |
| Fuel Tank Capacity | 55 L | 60 L |
