1987 Ford Sierra vs. 1991 GMC Jimmy
To start off, 1991 GMC Jimmy is newer by 4 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 4,297 cc (6 cylinders), 1991 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1991 GMC Jimmy (158 HP @ 4000 RPM) has 84 more horse power than 1987 Ford Sierra. (74 HP @ 4900 RPM) In normal driving conditions, 1991 GMC Jimmy should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 GMC Jimmy weights approximately 430 kg more than 1987 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1987 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 1991 GMC Jimmy 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, 1991 GMC Jimmy (312 Nm @ 2800 RPM) has 189 more torque (in Nm) than 1987 Ford Sierra. (123 Nm @ 2900 RPM). This means 1991 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 1991 GMC Jimmy has automatic transmission and 1987 Ford Sierra has manual transmission. 1987 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 GMC Jimmy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Ford Sierra | 1991 GMC Jimmy | |
| Make | Ford | GMC |
| Model | Sierra | Jimmy |
| Year Released | 1987 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 4297 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 158 HP |
| Engine RPM | 4900 RPM | 4000 RPM |
| Torque | 123 Nm | 312 Nm |
| Torque RPM | 2900 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1020 kg | 1450 kg |
| Vehicle Length | 4430 mm | 4330 mm |
| Vehicle Width | 1700 mm | 1670 mm |
| Vehicle Height | 1370 mm | 1630 mm |
| Wheelbase Size | 2620 mm | 2560 mm |
