1986 Ford Sierra vs. 2004 Mercedes-Benz S
To start off, 2004 Mercedes-Benz S is newer by 18 year(s). Which means there will be less support and parts availability for 1986 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1986 Ford Sierra would be higher. At 4,266 cc (8 cylinders), 2004 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz S (275 HP @ 5750 RPM) has 115 more horse power than 1986 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 2004 Mercedes-Benz S should accelerate faster than 1986 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz S weights approximately 609 kg more than 1986 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 1986 Ford Sierra will offer significantly more control. 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, 2004 Mercedes-Benz S (401 Nm @ 3000 RPM) has 185 more torque (in Nm) than 1986 Ford Sierra. (216 Nm @ 4300 RPM). This means 2004 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra. 2004 Mercedes-Benz S has automatic transmission and 1986 Ford Sierra has manual transmission. 1986 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Ford Sierra | 2004 Mercedes-Benz S | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | S |
| Year Released | 1986 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 4266 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 160 HP | 275 HP |
| Engine RPM | 5700 RPM | 5750 RPM |
| Torque | 216 Nm | 401 Nm |
| Torque RPM | 4300 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 89.9 mm |
| Engine Stroke Size | 68.5 mm | 84 mm |
| Top Speed | 196 km/hour | 250 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1266 kg | 1875 kg |
| Vehicle Length | 4430 mm | 5050 mm |
| Vehicle Width | 1730 mm | 1860 mm |
| Wheelbase Size | 2610 mm | 2890 mm |
| Fuel Tank Capacity | 116 L | 88 L |
