2003 Alfa Romeo 166 vs. 1984 Ford Sierra
To start off, 2003 Alfa Romeo 166 is newer by 19 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 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (217 HP @ 6300 RPM) has 151 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 355 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, 2003 Alfa Romeo 166, 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, 2003 Alfa Romeo 166 (265 Nm @ 5000 RPM) has 125 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra. 2003 Alfa Romeo 166 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. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 166 | 1984 Ford Sierra | |
| Make | Alfa Romeo | Ford |
| Model | 166 | Sierra |
| Year Released | 2003 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2304 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 217 HP | 66 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 265 Nm | 140 Nm |
| Torque RPM | 5000 RPM | 2000 RPM |
| Engine Bore Size | 93 mm | 94 mm |
| Engine Stroke Size | 72.6 mm | 83 mm |
| Top Speed | 236 km/hour | 155 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 | 1550 kg | 1195 kg |
| Vehicle Length | 4730 mm | 4420 mm |
| Vehicle Width | 1810 mm | 1730 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2620 mm |
| Fuel Tank Capacity | 69 L | 60 L |
