2004 Ford Expedition vs. 1991 Ford Sierra
To start off, 2004 Ford Expedition is newer by 13 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 5,408 cc (8 cylinders), 2004 Ford Expedition is equipped with a bigger engine. In terms of performance, 2004 Ford Expedition (260 HP @ 6000 RPM) has 186 more horse power than 1991 Ford Sierra. (74 HP @ 4900 RPM). In normal driving conditions, 2004 Ford Expedition should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Ford Expedition weights approximately 1557 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.
Because 2004 Ford Expedition is four wheel drive (4WD), it will have significant more traction and grip than 1991 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2004 Ford Expedition 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 Ford Expedition (475 Nm) has 352 more torque (in Nm) than 1991 Ford Sierra. (123 Nm). This means 2004 Ford Expedition will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra. 2004 Ford Expedition has automatic transmission and 1991 Ford Sierra has manual transmission. 1991 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Ford Expedition will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Ford Expedition | 1991 Ford Sierra | |
| Make | Ford | Ford |
| Model | Expedition | Sierra |
| Year Released | 2004 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 5408 cc | 1597 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 260 HP | 74 HP |
| Engine RPM | 6000 RPM | 4900 RPM |
| Torque | 475 Nm | 123 Nm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2572 kg | 1015 kg |
| Vehicle Length | 5230 mm | 4430 mm |
| Vehicle Width | 2010 mm | 1700 mm |
| Vehicle Height | 1980 mm | 1370 mm |
| Wheelbase Size | 3030 mm | 2620 mm |
