2006 Alfa Romeo 156 vs. 1984 Ford Sierra
To start off, 2006 Alfa Romeo 156 is newer by 22 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 1,970 cc (4 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (149 HP @ 6300 RPM) has 74 more horse power than 1984 Ford Sierra. (75 HP @ 4800 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 545 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1984 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 1984 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2006 Alfa Romeo 156, 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, 2006 Alfa Romeo 156 (181 Nm @ 3800 RPM) has 58 more torque (in Nm) than 1984 Ford Sierra. (123 Nm @ 2900 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 2006 Alfa Romeo 156 has automatic transmission and 1984 Ford Sierra has manual transmission. 1984 Ford Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo 156 | 1984 Ford Sierra | |
| Make | Alfa Romeo | Ford |
| Model | 156 | Sierra |
| Year Released | 2006 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1593 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 149 HP | 75 HP |
| Engine RPM | 6300 RPM | 4800 RPM |
| Torque | 181 Nm | 123 Nm |
| Torque RPM | 3800 RPM | 2900 RPM |
| Engine Bore Size | 83 mm | 87.7 mm |
| Engine Stroke Size | 91 mm | 66 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Top Speed | 214 km/hour | 166 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1040 kg |
| Vehicle Length | 4440 mm | 4430 mm |
| Vehicle Width | 1750 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1370 mm |
| Wheelbase Size | 2600 mm | 2610 mm |
| Fuel Tank Capacity | 63 L | 60 L |
