2007 Cadillac DTS vs. 2005 Porsche 911
To start off, 2007 Cadillac DTS is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 4,572 cc (8 cylinders), 2007 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (316 HP @ 4250 RPM) has 41 more horse power than 2007 Cadillac DTS. (275 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2007 Cadillac DTS.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac DTS. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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 DTS (400 Nm @ 4400 RPM) has 30 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2007 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911. 2007 Cadillac DTS has automatic transmission and 2005 Porsche 911 has manual transmission. 2005 Porsche 911 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 | 2005 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | DTS | 911 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4572 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 316 HP |
| Engine RPM | 6000 RPM | 4250 RPM |
| Torque | 400 Nm | 370 Nm |
| Torque RPM | 4400 RPM | 4250 RPM |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5280 mm | 4440 mm |
| Vehicle Width | 1470 mm | 1780 mm |
| Vehicle Height | 1910 mm | 1310 mm |
| Wheelbase Size | 2940 mm | 2360 mm |
| Fuel Tank Capacity | 68 L | 64 L |
