2005 Alfa Romeo 159 vs. 2006 Seat Leon
To start off, 2006 Seat Leon is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 159 would be higher. At 2,387 cc (5 cylinders), 2005 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 159 (197 HP @ 4000 RPM) has 15 more horse power than 2006 Seat Leon. (182 HP @ 6000 RPM). In normal driving conditions, 2005 Alfa Romeo 159 should accelerate faster than 2006 Seat Leon. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 159 weights approximately 296 kg more than 2006 Seat Leon. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2005 Alfa Romeo 159 (385 Nm @ 2000 RPM) has 115 more torque (in Nm) than 2006 Seat Leon. (270 Nm @ 1800 RPM). This means 2005 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2006 Seat Leon.
Compare all specifications:
| 2005 Alfa Romeo 159 | 2006 Seat Leon | |
| Make | Alfa Romeo | Seat |
| Model | 159 | Leon |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1984 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 182 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 385 Nm | 270 Nm |
| Torque RPM | 2000 RPM | 1800 RPM |
| Engine Compression Ratio | 17.0:1 | 10.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8.4 seconds | 7.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1334 kg |
| Vehicle Length | 4670 mm | 4320 mm |
| Vehicle Width | 1830 mm | 1770 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2580 mm |
| Fuel Consumption Overall | 6.8 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 70 L | 55 L |
