1985 Ford Sierra vs. 2006 Rover 75
To start off, 2006 Rover 75 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 4,601 cc (8 cylinders), 2006 Rover 75 is equipped with a bigger engine. In terms of performance, 2006 Rover 75 (256 HP) has 108 more horse power than 1985 Ford Sierra. (148 HP) In normal driving conditions, 2006 Rover 75 should accelerate faster than 1985 Ford Sierra.
Let's talk about torque, 2006 Rover 75 (245 Nm @ 4000 RPM) has 25 more torque (in Nm) than 1985 Ford Sierra. (220 Nm @ 3800 RPM). This means 2006 Rover 75 will have an easier job in driving up hills or pulling heavy equipment than 1985 Ford Sierra.
Compare all specifications:
| 1985 Ford Sierra | 2006 Rover 75 | |
| Make | Ford | Rover |
| Model | Sierra | 75 |
| Year Released | 1985 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2790 cc | 4601 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 256 HP |
| Torque | 220 Nm | 245 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 90.2 mm |
| Engine Stroke Size | 68.5 mm | 90 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Length | 4400 mm | 4800 mm |
| Vehicle Width | 1680 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1440 mm |
| Wheelbase Size | 2620 mm | 2750 mm |
