2006 Ford Focus vs. 1985 Ford Sierra
To start off, 2006 Ford Focus is newer by 21 year(s). Which means there will be less support and parts availability for 1985 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1985 Ford Sierra would be higher. At 2,790 cc (6 cylinders), 1985 Ford Sierra is equipped with a bigger engine. In terms of performance, 1985 Ford Sierra (148 HP @ 5700 RPM) has 19 more horse power than 2006 Ford Focus. (129 HP @ 5500 RPM) In normal driving conditions, 1985 Ford Sierra should accelerate faster than 2006 Ford Focus. With that said, vehicle weight also plays an important factor in acceleration. 2006 Ford Focus weights approximately 8 kg more than 1985 Ford Sierra.
Let's talk about torque, 1985 Ford Sierra (220 Nm @ 3800 RPM) has 42 more torque (in Nm) than 2006 Ford Focus. (178 Nm @ 4500 RPM). This means 1985 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Ford Focus.
Compare all specifications:
| 2006 Ford Focus | 1985 Ford Sierra | |
| Make | Ford | Ford |
| Model | Focus | Sierra |
| Year Released | 2006 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1988 cc | 2790 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 129 HP | 148 HP |
| Engine RPM | 5500 RPM | 5700 RPM |
| Torque | 178 Nm | 220 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 84.8 mm | 93 mm |
| Engine Stroke Size | 88 mm | 68.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1213 kg | 1205 kg |
| Vehicle Length | 4300 mm | 4400 mm |
| Vehicle Width | 1710 mm | 1680 mm |
| Vehicle Height | 1490 mm | 1370 mm |
| Wheelbase Size | 2620 mm | 2620 mm |
