2006 Cadillac STS vs. 2004 Pontiac G6
To start off, 2006 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Pontiac G6. In addition, the cost of maintenance, including insurance, on 2004 Pontiac G6 would be higher. At 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (321 HP) has 121 more horse power than 2004 Pontiac G6. (200 HP). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2004 Pontiac G6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 263 kg more than 2004 Pontiac G6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2006 Cadillac STS (427 Nm @ 4400 RPM) has 129 more torque (in Nm) than 2004 Pontiac G6. (298 Nm @ 3800 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2004 Pontiac G6.
Compare all specifications:
| 2006 Cadillac STS | 2004 Pontiac G6 | |
| Make | Cadillac | Pontiac |
| Model | STS | G6 |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3390 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 321 HP | 200 HP |
| Torque | 427 Nm | 298 Nm |
| Torque RPM | 4400 RPM | 3800 RPM |
| Engine Compression Ratio | 10.5:1 | 9.8:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1818 kg | 1555 kg |
| Vehicle Length | 4990 mm | 4810 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2960 mm | 2860 mm |
| Fuel Tank Capacity | 66 L | 64 L |
