1991 Ford Sierra vs. 2010 Mercury Milan
To start off, 2010 Mercury Milan is newer by 19 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 2,500 cc (4 cylinders), 2010 Mercury Milan is equipped with a bigger engine. In terms of performance, 2010 Mercury Milan (175 HP @ 6000 RPM) has 100 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 2010 Mercury Milan should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mercury Milan weights approximately 381 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, 2010 Mercury Milan (233 Nm @ 4500 RPM) has 81 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 2010 Mercury Milan will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 2010 Mercury Milan | |
| Make | Ford | Mercury |
| Model | Sierra | Milan |
| Year Released | 1991 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 175 HP |
| Engine RPM | 4500 RPM | 6000 RPM |
| Torque | 152 Nm | 233 Nm |
| Torque RPM | 2200 RPM | 4500 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1145 kg | 1526 kg |
| Vehicle Length | 4430 mm | 4801 mm |
| Vehicle Width | 1700 mm | 1834 mm |
| Vehicle Height | 1370 mm | 1445 mm |
| Wheelbase Size | 2620 mm | 2728 mm |
| Fuel Tank Capacity | 60 L | 66 L |
