2006 Alfa Romeo 159 vs. 1991 Porsche 928
To start off, 2006 Alfa Romeo 159 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Porsche 928. In addition, the cost of maintenance, including insurance, on 1991 Porsche 928 would be higher. At 5,397 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (345 HP @ 5700 RPM) has 148 more horse power than 2006 Alfa Romeo 159. (197 HP @ 4000 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 2006 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 159 weights approximately 155 kg more than 1991 Porsche 928.
Because 1991 Porsche 928 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 1991 Porsche 928. However, in wet, icy, snow, or gravel driving conditions, 2006 Alfa Romeo 159, 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, 1991 Porsche 928 (500 Nm @ 4250 RPM) has 100 more torque (in Nm) than 2006 Alfa Romeo 159. (400 Nm @ 2000 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 159.
Compare all specifications:
| 2006 Alfa Romeo 159 | 1991 Porsche 928 | |
| Make | Alfa Romeo | Porsche |
| Model | 159 | 928 |
| Year Released | 2006 | 1991 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2385 cc | 5397 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 345 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 400 Nm | 500 Nm |
| Torque RPM | 2000 RPM | 4250 RPM |
| Engine Bore Size | 82 mm | 100.1 mm |
| Engine Stroke Size | 90.4 mm | 85.9 mm |
| Engine Compression Ratio | 17.0:1 | 10.4:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1755 kg | 1600 kg |
| Vehicle Length | 4670 mm | 4450 mm |
| Vehicle Width | 1840 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1290 mm |
| Wheelbase Size | 2710 mm | 2510 mm |
| Fuel Tank Capacity | 70 L | 86 L |
