1987 Ford Sierra vs. 2005 GMC Envoy
To start off, 2005 GMC Envoy is newer by 18 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 4,162 cc (6 cylinders), 2005 GMC Envoy is equipped with a bigger engine. In terms of performance, 2005 GMC Envoy (275 HP) has 171 more horse power than 1987 Ford Sierra. (104 HP) In normal driving conditions, 2005 GMC Envoy should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Envoy weights approximately 1221 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 2005 GMC Envoy 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, 2005 GMC Envoy 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, 2005 GMC Envoy (373 Nm) has 213 more torque (in Nm) than 1987 Ford Sierra. (160 Nm). This means 2005 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 1987 Ford Sierra | 2005 GMC Envoy | |
| Make | Ford | GMC |
| Model | Sierra | Envoy |
| Year Released | 1987 | 2005 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 4162 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 275 HP |
| Torque | 160 Nm | 373 Nm |
| Engine Bore Size | 90.8 mm | 93 mm |
| Engine Stroke Size | 77 mm | 102 mm |
| Engine Compression Ratio | 9.2:1 | 10.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1055 kg | 2276 kg |
| Vehicle Length | 4500 mm | 5300 mm |
| Vehicle Width | 1680 mm | 1880 mm |
| Vehicle Height | 1400 mm | 1850 mm |
| Wheelbase Size | 2620 mm | 3280 mm |
