1990 Ford Sierra vs. 1991 Mercedes-Benz S
To start off, 1991 Mercedes-Benz S is newer by 1 year(s). Which means there will be less support and parts availability for 1990 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1990 Ford Sierra would be higher. At 2,598 cc (6 cylinders), 1991 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1991 Mercedes-Benz S (164 HP @ 4600 RPM) has 90 more horse power than 1990 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 1991 Mercedes-Benz S should accelerate faster than 1990 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mercedes-Benz S weights approximately 505 kg more than 1990 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, 1991 Mercedes-Benz S (228 Nm @ 4600 RPM) has 105 more torque (in Nm) than 1990 Ford Sierra. (123 Nm @ 2900 RPM). This means 1991 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1990 Ford Sierra.
Compare all specifications:
| 1990 Ford Sierra | 1991 Mercedes-Benz S | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | S |
| Year Released | 1990 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2598 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 164 HP |
| Engine RPM | 4900 RPM | 4600 RPM |
| Torque | 123 Nm | 228 Nm |
| Torque RPM | 2900 RPM | 4600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1015 kg | 1520 kg |
| Vehicle Length | 4430 mm | 5030 mm |
| Vehicle Width | 1700 mm | 1830 mm |
| Vehicle Height | 1370 mm | 1440 mm |
| Wheelbase Size | 2620 mm | 2950 mm |
