2007 Cadillac CTS vs. 2003 Fiat Siena
To start off, 2007 Cadillac CTS is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2003 Fiat Siena would be higher. At 2,801 cc (6 cylinders), 2007 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2007 Cadillac CTS (210 HP @ 6500 RPM) has 141 more horse power than 2003 Fiat Siena. (69 HP @ 4500 RPM). In normal driving conditions, 2007 Cadillac CTS should accelerate faster than 2003 Fiat Siena.
Because 2007 Cadillac CTS 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 2007 Cadillac CTS. However, in wet, icy, snow, or gravel driving conditions, 2003 Fiat Siena, 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, 2007 Cadillac CTS (263 Nm @ 3200 RPM) has 135 more torque (in Nm) than 2003 Fiat Siena. (128 Nm @ 2500 RPM). This means 2007 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
| 2007 Cadillac CTS | 2003 Fiat Siena | |
| Make | Cadillac | Fiat |
| Model | CTS | Siena |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2801 cc | 1747 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 210 HP | 69 HP |
| Engine RPM | 6500 RPM | 4500 RPM |
| Torque | 263 Nm | 128 Nm |
| Torque RPM | 3200 RPM | 2500 RPM |
| Engine Compression Ratio | 10.0:1 | 20.3:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4840 mm | 4110 mm |
| Vehicle Width | 1800 mm | 1630 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2380 mm |
