2009 Alfa Romeo 159 vs. 2006 Mercedes-Benz GL
To start off, 2009 Alfa Romeo 159 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz GL. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz GL would be higher. At 4,663 cc (8 cylinders), 2006 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz GL (335 HP @ 6000 RPM) has 138 more horse power than 2009 Alfa Romeo 159. (197 HP @ 4000 RPM) In normal driving conditions, 2006 Mercedes-Benz GL should accelerate faster than 2009 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz GL weights approximately 675 kg more than 2009 Alfa Romeo 159. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 2009 Alfa Romeo 159. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz GL 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 Mercedes-Benz GL (460 Nm @ 2700 RPM) has 60 more torque (in Nm) than 2009 Alfa Romeo 159. (400 Nm @ 2000 RPM). This means 2006 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2009 Alfa Romeo 159. 2006 Mercedes-Benz GL has automatic transmission and 2009 Alfa Romeo 159 has manual transmission. 2009 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alfa Romeo 159 | 2006 Mercedes-Benz GL | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 159 | GL |
| Year Released | 2009 | 2006 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 4663 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 335 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 400 Nm | 460 Nm |
| Torque RPM | 2000 RPM | 2700 RPM |
| Engine Compression Ratio | 17.0:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 226 km/hour | 230 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 7.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1755 kg | 2430 kg |
| Vehicle Length | 4670 mm | 5090 mm |
| Vehicle Width | 1840 mm | 1930 mm |
| Vehicle Height | 1460 mm | 1850 mm |
| Wheelbase Size | 2710 mm | 3080 mm |
| Fuel Consumption Overall | 7 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
