1989 Ford Probe vs. 1987 Ford Sierra
To start off, 1989 Ford Probe is newer by 2 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 2,986 cc (6 cylinders), 1989 Ford Probe is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (204 HP @ 6250 RPM) has 64 more horse power than 1989 Ford Probe. (140 HP @ 4800 RPM) In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1989 Ford Probe. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Probe weights approximately 65 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, 1989 Ford Probe, 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, 1987 Ford Sierra (277 Nm @ 4500 RPM) has 60 more torque (in Nm) than 1989 Ford Probe. (217 Nm @ 3000 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Probe.
Compare all specifications:
| 1989 Ford Probe | 1987 Ford Sierra | |
| Make | Ford | Ford |
| Model | Probe | Sierra |
| Year Released | 1989 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 140 HP | 204 HP |
| Engine RPM | 4800 RPM | 6250 RPM |
| Torque | 217 Nm | 277 Nm |
| Torque RPM | 3000 RPM | 4500 RPM |
| Engine Bore Size | 89 mm | 90.8 mm |
| Engine Stroke Size | 80 mm | 77 mm |
| Engine Compression Ratio | 9.3:1 | 8.0:1 |
| Top Speed | 209 km/hour | 240 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1315 kg | 1250 kg |
| Vehicle Length | 4500 mm | 4470 mm |
| Vehicle Width | 1750 mm | 1710 mm |
| Vehicle Height | 1320 mm | 1380 mm |
| Wheelbase Size | 2520 mm | 2500 mm |
