2006 Cadillac DTS vs. 2007 Daihatsu Sirion
To start off, 2007 Daihatsu Sirion is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Cadillac DTS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac DTS would be higher. At 4,572 cc (8 cylinders), 2006 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2006 Cadillac DTS (275 HP @ 5200 RPM) has 174 more horse power than 2007 Daihatsu Sirion. (101 HP @ 3600 RPM). In normal driving conditions, 2006 Cadillac DTS should accelerate faster than 2007 Daihatsu Sirion.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Cadillac DTS (396 Nm @ 4400 RPM) has 256 more torque (in Nm) than 2007 Daihatsu Sirion. (140 Nm @ 4600 RPM). This means 2006 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion.
Compare all specifications:
| 2006 Cadillac DTS | 2007 Daihatsu Sirion | |
| Make | Cadillac | Daihatsu |
| Model | DTS | Sirion |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4572 cc | 1298 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 101 HP |
| Engine RPM | 5200 RPM | 3600 RPM |
| Torque | 396 Nm | 140 Nm |
| Torque RPM | 4400 RPM | 4600 RPM |
| Engine Bore Size | 93 mm | 72 mm |
| Engine Stroke Size | 84 mm | 79.7 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5280 mm | 3610 mm |
| Vehicle Width | 1910 mm | 1560 mm |
| Vehicle Height | 1470 mm | 1670 mm |
| Wheelbase Size | 2940 mm | 2440 mm |
| Fuel Tank Capacity | 68 L | 40 L |
