2003 Cadillac CTS vs. 2008 Pontiac G8
To start off, 2008 Pontiac G8 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2003 Cadillac CTS would be higher. At 5,967 cc (8 cylinders), 2008 Pontiac G8 is equipped with a bigger engine. In terms of performance, 2008 Pontiac G8 (362 HP @ 5700 RPM) has 183 more horse power than 2003 Cadillac CTS. (179 HP @ 6000 RPM) In normal driving conditions, 2008 Pontiac G8 should accelerate faster than 2003 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac CTS weights approximately 268 kg more than 2008 Pontiac G8.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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 Pontiac G8 (530 Nm @ 4400 RPM) has 285 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2008 Pontiac G8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS.
Compare all specifications:
| 2003 Cadillac CTS | 2008 Pontiac G8 | |
| Make | Cadillac | Pontiac |
| Model | CTS | G8 |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2597 cc | 5967 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 362 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 245 Nm | 530 Nm |
| Torque RPM | 3400 RPM | 4400 RPM |
| Engine Compression Ratio | 10.2:1 | 10.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1620 kg | 1352 kg |
| Vehicle Length | 4840 mm | 4990 mm |
| Vehicle Width | 1800 mm | 1910 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2920 mm |
| Fuel Tank Capacity | 64 L | 64 L |
