2007 Cadillac STS vs. 2006 Pontiac G6
To start off, 2007 Cadillac STS is newer by 1 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 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 119 more horse power than 2006 Pontiac G6. (201 HP @ 5600 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2006 Pontiac G6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 291 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.
Because 2007 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2006 Pontiac G6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 126 more torque (in Nm) than 2006 Pontiac G6. (301 Nm @ 3200 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Pontiac G6.
Compare all specifications:
| 2007 Cadillac STS | 2006 Pontiac G6 | |
| Make | Cadillac | Pontiac |
| Model | STS | G6 |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3490 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 320 HP | 201 HP |
| Engine RPM | 6400 RPM | 5600 RPM |
| Torque | 427 Nm | 301 Nm |
| Torque RPM | 4400 RPM | 3200 RPM |
| Engine Bore Size | 93 mm | 94 mm |
| Engine Stroke Size | 84 mm | 84 mm |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1638 kg | 1347 kg |
| Vehicle Length | 4990 mm | 4810 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2960 mm | 2860 mm |
| Fuel Consumption Highway | 8.7 L/100km | 8.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.2 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 64 L | 61 L |
