2006 Pontiac G6 vs. 2008 Alfa Romeo 156
To start off, 2008 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Pontiac G6. In addition, the cost of maintenance, including insurance, on 2006 Pontiac G6 would be higher. At 3,490 cc (6 cylinders), 2006 Pontiac G6 is equipped with a bigger engine. In terms of performance, 2006 Pontiac G6 (201 HP @ 5600 RPM) has 53 more horse power than 2008 Alfa Romeo 156. (148 HP @ 6300 RPM). In normal driving conditions, 2006 Pontiac G6 should accelerate faster than 2008 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 Pontiac G6 weights approximately 62 kg more than 2008 Alfa Romeo 156. 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, 2006 Pontiac G6 (301 Nm @ 3200 RPM) has 119 more torque (in Nm) than 2008 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2006 Pontiac G6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 156. 2006 Pontiac G6 has automatic transmission and 2008 Alfa Romeo 156 has manual transmission. 2008 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Pontiac G6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Pontiac G6 | 2008 Alfa Romeo 156 | |
| Make | Pontiac | Alfa Romeo |
| Model | G6 | 156 |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3490 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 201 HP | 148 HP |
| Engine RPM | 5600 RPM | 6300 RPM |
| Torque | 301 Nm | 182 Nm |
| Torque RPM | 3200 RPM | 3800 RPM |
| Engine Bore Size | 94 mm | 83 mm |
| Engine Stroke Size | 84 mm | 91 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1347 kg | 1285 kg |
| Vehicle Length | 4810 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2860 mm | 2600 mm |
| Fuel Consumption Overall | 9.8 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 61 L | 63 L |
