1987 Ford Sierra vs. 1997 Pontiac Grand Prix
To start off, 1997 Pontiac Grand Prix is newer by 10 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 3,785 cc (6 cylinders), 1997 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (204 HP @ 6250 RPM) has 7 more horse power than 1997 Pontiac Grand Prix. (197 HP @ 5200 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1997 Pontiac Grand Prix. With that said, vehicle weight also plays an important factor in acceleration. 1997 Pontiac Grand Prix weights approximately 300 kg more than 1987 Ford Sierra.
Because 1987 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1987 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 1997 Pontiac Grand Prix, being front wheel drive (FWD), will offer much better control with better grip. 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, 1997 Pontiac Grand Prix (305 Nm @ 4000 RPM) has 28 more torque (in Nm) than 1987 Ford Sierra. (277 Nm @ 4500 RPM). This means 1997 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra. 1997 Pontiac Grand Prix 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. 1997 Pontiac Grand Prix will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 Ford Sierra | 1997 Pontiac Grand Prix | |
| Make | Ford | Pontiac |
| Model | Sierra | Grand Prix |
| Year Released | 1987 | 1997 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 3785 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 204 HP | 197 HP |
| Engine RPM | 6250 RPM | 5200 RPM |
| Torque | 277 Nm | 305 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 90.8 mm | 96.5 mm |
| Engine Stroke Size | 77 mm | 86.4 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1250 kg | 1550 kg |
| Vehicle Length | 4470 mm | 5000 mm |
| Vehicle Width | 1710 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1400 mm |
| Wheelbase Size | 2500 mm | 2810 mm |
