2006 Pontiac G6 vs. 2008 Toyota Sienna
To start off, 2008 Toyota Sienna 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, 2008 Toyota Sienna (266 HP @ 6200 RPM) has 65 more horse power than 2006 Pontiac G6. (201 HP @ 5600 RPM) In normal driving conditions, 2008 Toyota Sienna should accelerate faster than 2006 Pontiac G6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Toyota Sienna weights approximately 583 kg more than 2006 Pontiac G6. 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, 2008 Toyota Sienna (332 Nm @ 4700 RPM) has 31 more torque (in Nm) than 2006 Pontiac G6. (301 Nm @ 3200 RPM). This means 2008 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2006 Pontiac G6.
Compare all specifications:
| 2006 Pontiac G6 | 2008 Toyota Sienna | |
| Make | Pontiac | Toyota |
| Model | G6 | Sienna |
| Year Released | 2006 | 2008 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3490 cc | 3455 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 201 HP | 266 HP |
| Engine RPM | 5600 RPM | 6200 RPM |
| Torque | 301 Nm | 332 Nm |
| Torque RPM | 3200 RPM | 4700 RPM |
| Engine Compression Ratio | 9.8:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1352 kg | 1935 kg |
| Vehicle Length | 4810 mm | 5110 mm |
| Vehicle Width | 1800 mm | 1970 mm |
| Vehicle Height | 1450 mm | 1760 mm |
| Wheelbase Size | 2860 mm | 3040 mm |
| Fuel Consumption | 8.7 L/100km | 10.2 L/100km |
| Fuel Consumption City | 12.4 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 61 L | 76 L |
