2007 Cadillac STS-V vs. 2009 Daihatsu Sirion
To start off, 2009 Daihatsu Sirion is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS-V. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS-V would be higher. At 4,376 cc (8 cylinders), 2007 Cadillac STS-V is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS-V (469 HP @ 6400 RPM) has 367 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM). In normal driving conditions, 2007 Cadillac STS-V should accelerate faster than 2009 Daihatsu Sirion.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac STS-V. In wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion 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-V (595 Nm @ 3900 RPM) has 463 more torque (in Nm) than 2009 Daihatsu Sirion. (132 Nm @ 4400 RPM). This means 2007 Cadillac STS-V will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion. 2007 Cadillac STS-V has automatic transmission and 2009 Daihatsu Sirion has manual transmission. 2009 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS-V will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Cadillac STS-V | 2009 Daihatsu Sirion | |
| Make | Cadillac | Daihatsu |
| Model | STS-V | Sirion |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4376 cc | 1495 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 469 HP | 102 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 595 Nm | 132 Nm |
| Torque RPM | 3900 RPM | 4400 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5030 mm | 3640 mm |
| Vehicle Width | 1850 mm | 1670 mm |
| Vehicle Height | 1480 mm | 1560 mm |
| Wheelbase Size | 2960 mm | 2440 mm |
| Fuel Tank Capacity | 64 L | 40 L |
