1985 Ford Sierra vs. 2006 Mercedes-Benz S
To start off, 2006 Mercedes-Benz S 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 5,506 cc (12 cylinders), 2006 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz S (493 HP @ 5000 RPM) has 345 more horse power than 1985 Ford Sierra. (148 HP @ 5700 RPM) In normal driving conditions, 2006 Mercedes-Benz S should accelerate faster than 1985 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz S weights approximately 975 kg more than 1985 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, 2006 Mercedes-Benz S (800 Nm @ 1800 RPM) has 580 more torque (in Nm) than 1985 Ford Sierra. (220 Nm @ 3800 RPM). This means 2006 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1985 Ford Sierra.
Compare all specifications:
| 1985 Ford Sierra | 2006 Mercedes-Benz S | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | S |
| Year Released | 1985 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2790 cc | 5506 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 493 HP |
| Engine RPM | 5700 RPM | 5000 RPM |
| Torque | 220 Nm | 800 Nm |
| Torque RPM | 3800 RPM | 1800 RPM |
| Engine Bore Size | 93 mm | 82 mm |
| Engine Stroke Size | 68.5 mm | 87 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Weight | 1205 kg | 2180 kg |
| Vehicle Length | 4400 mm | 5170 mm |
| Vehicle Width | 1680 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1450 mm |
| Wheelbase Size | 2620 mm | 3090 mm |
