1991 Ford Sierra vs. 2009 Mercedes-Benz S
To start off, 2009 Mercedes-Benz S is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1991 Ford Sierra would be higher. At 3,498 cc (6 cylinders), 2009 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz S (268 HP @ 6000 RPM) has 193 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 2009 Mercedes-Benz S should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz S weights approximately 685 kg more than 1991 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 S (350 Nm @ 2400 RPM) has 198 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 2009 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
1991 Ford Sierra | 2009 Mercedes-Benz S | |
Make | Ford | Mercedes-Benz |
Model | Sierra | S |
Year Released | 1991 | 2009 |
Engine Position | Front | Front |
Engine Size | 1751 cc | 3498 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Horse Power | 75 HP | 268 HP |
Engine RPM | 4500 RPM | 6000 RPM |
Torque | 152 Nm | 350 Nm |
Torque RPM | 2200 RPM | 2400 RPM |
Engine Bore Size | 82.5 mm | 92.9 mm |
Engine Stroke Size | 82 mm | 86 mm |
Engine Compression Ratio | 21.5:1 | 10.7:1 |
Fuel Type | Diesel | Gasoline |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1145 kg | 1830 kg |
Vehicle Length | 4430 mm | 5080 mm |
Vehicle Width | 1700 mm | 1480 mm |
Vehicle Height | 1370 mm | 1880 mm |
Wheelbase Size | 2620 mm | 3040 mm |
Fuel Tank Capacity | 60 L | 90 L |