2005 Cadillac STS vs. 2007 Chevrolet Express
To start off, 2007 Chevrolet Express is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 4,802 cc (8 cylinders), 2007 Chevrolet Express is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Express (285 HP @ 5200 RPM) has 30 more horse power than 2005 Cadillac STS. (255 HP @ 6500 RPM) In normal driving conditions, 2007 Chevrolet Express should accelerate faster than 2005 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 718 kg more than 2007 Chevrolet Express.
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, 2007 Chevrolet Express (400 Nm @ 4000 RPM) has 61 more torque (in Nm) than 2005 Cadillac STS. (339 Nm @ 3200 RPM). This means 2007 Chevrolet Express will have an easier job in driving up hills or pulling heavy equipment than 2005 Cadillac STS.
Compare all specifications:
| 2005 Cadillac STS | 2007 Chevrolet Express | |
| Make | Cadillac | Chevrolet |
| Model | STS | Express |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Van |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 4802 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 255 HP | 285 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 339 Nm | 400 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Bore Size | 94 mm | 96 mm |
| Engine Stroke Size | 86 mm | 83.1 mm |
| Engine Compression Ratio | 10.2:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1796 kg | 1078 kg |
| Vehicle Length | 4990 mm | 5700 mm |
| Vehicle Width | 1850 mm | 2020 mm |
| Vehicle Height | 1470 mm | 2080 mm |
| Wheelbase Size | 2890 mm | 3440 mm |
| Fuel Consumption Overall | 12.4 L/100km | 14 L/100km |
| Fuel Tank Capacity | 64 L | 117 L |
