2008 Cadillac XLR vs. 2004 Porsche 911
To start off, 2008 Cadillac XLR is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Porsche 911. In addition, the cost of maintenance, including insurance, on 2004 Porsche 911 would be higher. At 4,371 cc (8 cylinders), 2008 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2008 Cadillac XLR (444 HP @ 6400 RPM) has 94 more horse power than 2004 Porsche 911. (350 HP @ 6600 RPM). In normal driving conditions, 2008 Cadillac XLR should accelerate faster than 2004 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac XLR weights approximately 90 kg more than 2004 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2008 Cadillac XLR, being front wheel drive (FWD), will offer much better control with better grip. 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, 2008 Cadillac XLR (561 Nm @ 3900 RPM) has 153 more torque (in Nm) than 2004 Porsche 911. (408 Nm @ 4600 RPM). This means 2008 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 2004 Porsche 911. 2008 Cadillac XLR has automatic transmission and 2004 Porsche 911 has manual transmission. 2004 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac XLR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Cadillac XLR | 2004 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | XLR | 911 |
| Year Released | 2008 | 2004 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4371 cc | 3822 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 350 HP |
| Engine RPM | 6400 RPM | 6600 RPM |
| Torque | 561 Nm | 408 Nm |
| Torque RPM | 3900 RPM | 4600 RPM |
| Engine Bore Size | 91 mm | 99 mm |
| Engine Stroke Size | 84 mm | 82.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1470 kg |
| Vehicle Length | 4520 mm | 4440 mm |
| Vehicle Width | 1840 mm | 1810 mm |
| Vehicle Height | 1290 mm | 1310 mm |
| Wheelbase Size | 2690 mm | 2360 mm |
| Fuel Consumption City | 16.8 L/100km | 17.1 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 68 L | 64 L |
