1987 Ford Sierra vs. 2005 Ford Focus
To start off, 2005 Ford Focus is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,294 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 2005 Ford Focus (123 HP @ 6000 RPM) has 10 more horse power than 1987 Ford Sierra. (113 HP @ 5300 RPM) In normal driving conditions, 2005 Ford Focus should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Ford Focus weights approximately 332 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1987 Ford Sierra (180 Nm @ 3000 RPM) has 14 more torque (in Nm) than 2005 Ford Focus. (166 Nm @ 4500 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Ford Focus.
Compare all specifications:
| 1987 Ford Sierra | 2005 Ford Focus | |
| Make | Ford | Ford |
| Model | Sierra | Focus |
| Year Released | 1987 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2294 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 123 HP |
| Engine RPM | 5300 RPM | 6000 RPM |
| Torque | 180 Nm | 166 Nm |
| Torque RPM | 3000 RPM | 4500 RPM |
| Engine Bore Size | 96 mm | 83 mm |
| Engine Stroke Size | 79.5 mm | 83.1 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1090 kg | 1422 kg |
| Vehicle Length | 4400 mm | 4340 mm |
| Vehicle Width | 1680 mm | 1830 mm |
| Vehicle Height | 1370 mm | 1610 mm |
| Wheelbase Size | 2620 mm | 2650 mm |
| Fuel Tank Capacity | 45 L | 53 L |
