2006 Cadillac STS vs. 2005 Chevrolet Express
To start off, 2006 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Express. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Express would be higher. At 4,294 cc (6 cylinders), 2005 Chevrolet Express is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (253 HP @ 6500 RPM) has 58 more horse power than 2005 Chevrolet Express. (195 HP @ 5600 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2005 Chevrolet Express. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Express weights approximately 444 kg more than 2006 Cadillac STS.
Let's talk about torque, 2005 Chevrolet Express (353 Nm) has 11 more torque (in Nm) than 2006 Cadillac STS. (342 Nm). This means 2005 Chevrolet Express will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 2006 Cadillac STS | 2005 Chevrolet Express | |
| Make | Cadillac | Chevrolet |
| Model | STS | Express |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Van |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 4294 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 253 HP | 195 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 342 Nm | 353 Nm |
| Engine Bore Size | 94 mm | 102 mm |
| Engine Stroke Size | 85.6 mm | 88 mm |
| Engine Compression Ratio | 10.2:1 | 9.2:1 |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1782 kg | 2226 kg |
| Vehicle Length | 4990 mm | 5700 mm |
| Vehicle Width | 1850 mm | 2020 mm |
| Vehicle Height | 1470 mm | 2080 mm |
| Wheelbase Size | 2960 mm | 3440 mm |
| Fuel Consumption | 8.7 L/100km | 11.8 L/100km |
| Fuel Consumption City | 13.1 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 66 L | 117 L |
