1985 Ford Sierra vs. 2009 Mercedes-Benz SLR McLaren
To start off, 2009 Mercedes-Benz SLR McLaren is newer by 24 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 5,439 cc (8 cylinders), 2009 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLR McLaren (618 HP @ 6500 RPM) has 470 more horse power than 1985 Ford Sierra. (148 HP @ 5700 RPM) In normal driving conditions, 2009 Mercedes-Benz SLR McLaren should accelerate faster than 1985 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SLR McLaren weights approximately 620 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, 2009 Mercedes-Benz SLR McLaren (780 Nm @ 3250 RPM) has 560 more torque (in Nm) than 1985 Ford Sierra. (220 Nm @ 3800 RPM). This means 2009 Mercedes-Benz SLR McLaren will have an easier job in driving up hills or pulling heavy equipment than 1985 Ford Sierra.
Compare all specifications:
| 1985 Ford Sierra | 2009 Mercedes-Benz SLR McLaren | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | SLR McLaren |
| Year Released | 1985 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2790 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 618 HP |
| Engine RPM | 5700 RPM | 6500 RPM |
| Torque | 220 Nm | 780 Nm |
| Torque RPM | 3800 RPM | 3250 RPM |
| Fuel Type | Gasoline | Diesel |
| Vehicle Weight | 1205 kg | 1825 kg |
| Vehicle Length | 4400 mm | 4660 mm |
| Vehicle Width | 1680 mm | 1910 mm |
| Vehicle Height | 1370 mm | 1260 mm |
| Wheelbase Size | 2620 mm | 2710 mm |
