2007 Cadillac DTS vs. 2006 Daihatsu Sirion
To start off, 2007 Cadillac DTS is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2006 Daihatsu Sirion would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2007 Cadillac DTS (276 HP @ 6000 RPM) has 190 more horse power than 2006 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2007 Cadillac DTS should accelerate faster than 2006 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, 2007 Cadillac DTS (400 Nm @ 4400 RPM) has 280 more torque (in Nm) than 2006 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 2007 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion. 2007 Cadillac DTS has automatic transmission and 2006 Daihatsu Sirion has manual transmission. 2006 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac DTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Cadillac DTS | 2006 Daihatsu Sirion | |
| Make | Cadillac | Daihatsu |
| Model | DTS | Sirion |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1298 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 86 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 400 Nm | 120 Nm |
| Torque RPM | 4400 RPM | 3200 RPM |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5280 mm | 3400 mm |
| Vehicle Height | 1470 mm | 1250 mm |
| Wheelbase Size | 2940 mm | 2440 mm |
| Fuel Consumption Overall | 11.8 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 68 L | 40 L |
