2007 Cadillac STS vs. 2007 Fiat Siena
To start off, both 2007 Cadillac STS and 2007 Fiat Siena were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 220 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 496 kg more than 2007 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Cadillac STS 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 STS. However, in wet, icy, snow, or gravel driving conditions, 2007 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 STS (427 Nm @ 4400 RPM) has 352 more torque (in Nm) than 2007 Fiat Siena. (75 Nm @ 5500 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena. 2007 Cadillac STS has automatic transmission and 2007 Fiat Siena has manual transmission. 2007 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 Cadillac STS | 2007 Fiat Siena | |
Make | Cadillac | Fiat |
Model | STS | Siena |
Year Released | 2007 | 2007 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 4565 cc | 1581 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 320 HP | 100 HP |
Engine RPM | 6400 RPM | 5500 RPM |
Torque | 427 Nm | 75 Nm |
Torque RPM | 4400 RPM | 5500 RPM |
Engine Bore Size | 93 mm | 86.4 mm |
Engine Stroke Size | 84 mm | 67.4 mm |
Drive Type | Rear | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1566 kg | 1070 kg |
Vehicle Width | 1850 mm | 1640 mm |
Vehicle Height | 1470 mm | 1440 mm |
Wheelbase Size | 2960 mm | 2380 mm |
Fuel Consumption Overall | 11.8 L/100km | 8.2 L/100km |
Fuel Tank Capacity | 64 L | 54 L |