2008 Jeep Commander vs. 1999 Alfa Romeo 156
To start off, 2008 Jeep Commander is newer by 9 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 156 would be higher. At 5,654 cc (8 cylinders), 2008 Jeep Commander is equipped with a bigger engine. In terms of performance, 2008 Jeep Commander (330 HP @ 5000 RPM) has 143 more horse power than 1999 Alfa Romeo 156. (187 HP @ 6300 RPM). In normal driving conditions, 2008 Jeep Commander should accelerate faster than 1999 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2008 Jeep Commander weights approximately 516 kg more than 1999 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Jeep Commander is four wheel drive (4WD), it will have significant more traction and grip than 1999 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2008 Jeep Commander 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, 2008 Jeep Commander (509 Nm @ 4000 RPM) has 287 more torque (in Nm) than 1999 Alfa Romeo 156. (222 Nm @ 5000 RPM). This means 2008 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 156.
Compare all specifications:
| 2008 Jeep Commander | 1999 Alfa Romeo 156 | |
| Make | Jeep | Alfa Romeo |
| Model | Commander | 156 |
| Year Released | 2008 | 1999 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5654 cc | 2492 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 330 HP | 187 HP |
| Engine RPM | 5000 RPM | 6300 RPM |
| Torque | 509 Nm | 222 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Bore Size | 99.5 mm | 88 mm |
| Engine Stroke Size | 90.9 mm | 68.3 mm |
| Engine Compression Ratio | 9.5:1 | 10.3:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1866 kg | 1350 kg |
| Vehicle Length | 4790 mm | 4440 mm |
| Vehicle Width | 1910 mm | 1750 mm |
| Vehicle Height | 1830 mm | 1420 mm |
| Wheelbase Size | 2790 mm | 2600 mm |
| Fuel Consumption Highway | 12.4 L/100km | 8.6 L/100km |
| Fuel Consumption City | 18.1 L/100km | 17.5 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 80 L | 63 L |
