1990 Ford Sierra vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 16 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 2,262 cc (4 cylinders), 2006 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2006 Mercury Mariner (153 HP @ 5800 RPM) has 79 more horse power than 1990 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 2006 Mercury Mariner should accelerate faster than 1990 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 910 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.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1990 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2006 Mercury Mariner 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, 2006 Mercury Mariner (206 Nm @ 4250 RPM) has 83 more torque (in Nm) than 1990 Ford Sierra. (123 Nm @ 2900 RPM). This means 2006 Mercury Mariner will have an easier job in driving up hills or pulling heavy equipment than 1990 Ford Sierra.
Compare all specifications:
| 1990 Ford Sierra | 2006 Mercury Mariner | |
| Make | Ford | Mercury |
| Model | Sierra | Mariner |
| Year Released | 1990 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2262 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 153 HP |
| Engine RPM | 4900 RPM | 5800 RPM |
| Torque | 123 Nm | 206 Nm |
| Torque RPM | 2900 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1015 kg | 1925 kg |
| Vehicle Length | 4430 mm | 4450 mm |
| Vehicle Width | 1700 mm | 1790 mm |
| Vehicle Height | 1370 mm | 1780 mm |
| Wheelbase Size | 2620 mm | 2630 mm |
