2007 Cadillac XLR vs. 2007 Porsche 911
To start off, both 2007 Cadillac XLR and 2007 Porsche 911 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,565 cc (8 cylinders), 2007 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (356 HP @ 6600 RPM) has 36 more horse power than 2007 Cadillac XLR. (320 HP @ 6400 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2007 Cadillac XLR. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac XLR weights approximately 199 kg more than 2007 Porsche 911.
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, 2007 Cadillac XLR (420 Nm @ 4400 RPM) has 20 more torque (in Nm) than 2007 Porsche 911. (400 Nm @ 4600 RPM). This means 2007 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911. 2007 Cadillac XLR has automatic transmission and 2007 Porsche 911 has manual transmission. 2007 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac XLR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Cadillac XLR | 2007 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | XLR | 911 |
| Year Released | 2007 | 2007 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4565 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 356 HP |
| Engine RPM | 6400 RPM | 6600 RPM |
| Torque | 420 Nm | 400 Nm |
| Torque RPM | 4400 RPM | 4600 RPM |
| Engine Bore Size | 93.1 mm | 100 mm |
| Engine Stroke Size | 84.1 mm | 76 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1654 kg | 1455 kg |
| Vehicle Length | 4520 mm | 4470 mm |
| Vehicle Width | 1840 mm | 1810 mm |
| Vehicle Height | 1290 mm | 1310 mm |
| Wheelbase Size | 2690 mm | 2360 mm |
| Fuel Consumption Overall | 12.3 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 68 L | 64 L |
