2007 Cadillac STS vs. 2008 Volvo S40
To start off, 2008 Volvo S40 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS would be higher. At 3,556 cc (6 cylinders), 2007 Cadillac STS is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 527 kg more than 2008 Volvo S40.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2008 Volvo S40. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac STS will offer significantly more control. 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 (342 Nm @ 3200 RPM) has 152 more torque (in Nm) than 2008 Volvo S40. (190 Nm @ 4000 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Volvo S40.
Compare all specifications:
| 2007 Cadillac STS | 2008 Volvo S40 | |
| Make | Cadillac | Volvo |
| Model | STS | S40 |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 1948 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 0 HP |
| Torque | 342 Nm | 190 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 229 km/hour | 195 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1782 kg | 1255 kg |
| Vehicle Length | 4990 mm | 4250 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2960 mm | 2570 mm |
| Fuel Consumption Overall | 12.4 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 66 L | 60 L |
