1984 Ford Sierra vs. 2005 Mercedes-Benz S
To start off, 2005 Mercedes-Benz S is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 4,966 cc (8 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (302 HP @ 4200 RPM) has 142 more horse power than 1984 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 711 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Mercedes-Benz S (460 Nm @ 2700 RPM) has 244 more torque (in Nm) than 1984 Ford Sierra. (216 Nm @ 4300 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 2005 Mercedes-Benz S | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | S |
| Year Released | 1984 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 4966 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 160 HP | 302 HP |
| Engine RPM | 5700 RPM | 4200 RPM |
| Torque | 216 Nm | 460 Nm |
| Torque RPM | 4300 RPM | 2700 RPM |
| Engine Bore Size | 93.1 mm | 97 mm |
| Engine Stroke Size | 68.5 mm | 84 mm |
| Engine Compression Ratio | 9.2:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1180 kg | 1891 kg |
| Vehicle Length | 4430 mm | 5170 mm |
| Vehicle Width | 1730 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1460 mm |
| Wheelbase Size | 2610 mm | 2970 mm |
