2006 Alfa Romeo 156 vs. 1987 Ford Sierra
To start off, 2006 Alfa Romeo 156 is newer by 19 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 1,993 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (204 HP @ 6250 RPM) has 56 more horse power than 2006 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 1987 Ford Sierra should accelerate faster than 2006 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 355 kg more than 1987 Ford Sierra.
Because 2006 Alfa Romeo 156 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, 2006 Alfa Romeo 156 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, 2006 Alfa Romeo 156 (305 Nm @ 2000 RPM) has 28 more torque (in Nm) than 1987 Ford Sierra. (277 Nm @ 4500 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1987 Ford Sierra.
Compare all specifications:
| 2006 Alfa Romeo 156 | 1987 Ford Sierra | |
| Make | Alfa Romeo | Ford |
| Model | 156 | Sierra |
| Year Released | 2006 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 204 HP |
| Engine RPM | 4000 RPM | 6250 RPM |
| Torque | 305 Nm | 277 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 90.8 mm |
| Engine Stroke Size | 90.4 mm | 77 mm |
| Engine Compression Ratio | 18.5:1 | 8.0:1 |
| Top Speed | 192 km/hour | 240 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1605 kg | 1250 kg |
| Vehicle Length | 4450 mm | 4470 mm |
| Vehicle Width | 1770 mm | 1710 mm |
| Vehicle Height | 1480 mm | 1380 mm |
| Wheelbase Size | 2600 mm | 2500 mm |
