2003 Cadillac CTS vs. 2006 Porsche Boxster
To start off, 2006 Porsche Boxster is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2003 Cadillac CTS would be higher. At 2,687 cc (6 cylinders), 2006 Porsche Boxster is equipped with a bigger engine. In terms of performance, 2006 Porsche Boxster (225 HP @ 4700 RPM) has 46 more horse power than 2003 Cadillac CTS. (179 HP @ 6000 RPM) In normal driving conditions, 2006 Porsche Boxster should accelerate faster than 2003 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac CTS weights approximately 234 kg more than 2006 Porsche Boxster.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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 Porsche Boxster (260 Nm @ 4700 RPM) has 15 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2006 Porsche Boxster will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS. 2006 Porsche Boxster has automatic transmission and 2003 Cadillac CTS has manual transmission. 2003 Cadillac CTS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Porsche Boxster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Cadillac CTS | 2006 Porsche Boxster | |
| Make | Cadillac | Porsche |
| Model | CTS | Boxster |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2597 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 225 HP |
| Engine RPM | 6000 RPM | 4700 RPM |
| Torque | 245 Nm | 260 Nm |
| Torque RPM | 3400 RPM | 4700 RPM |
| Engine Bore Size | 83.3 mm | 85.5 mm |
| Engine Stroke Size | 79.6 mm | 78 mm |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1620 kg | 1386 kg |
| Vehicle Length | 4840 mm | 4330 mm |
| Vehicle Width | 1800 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 2890 mm | 2420 mm |
| Fuel Tank Capacity | 64 L | 64 L |
