2008 Cadillac XLR vs. 1990 Porsche 928
To start off, 2008 Cadillac XLR is newer by 18 year(s). Which means there will be less support and parts availability for 1990 Porsche 928. In addition, the cost of maintenance, including insurance, on 1990 Porsche 928 would be higher. At 4,664 cc (8 cylinders), 1990 Porsche 928 is equipped with a bigger engine. In terms of performance, 2008 Cadillac XLR (320 HP @ 6400 RPM) has 14 more horse power than 1990 Porsche 928. (306 HP @ 5900 RPM). In normal driving conditions, 2008 Cadillac XLR should accelerate faster than 1990 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac XLR weights approximately 105 kg more than 1990 Porsche 928. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 Cadillac XLR (421 Nm @ 4400 RPM) has 13 more torque (in Nm) than 1990 Porsche 928. (408 Nm @ 4100 RPM). This means 2008 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 1990 Porsche 928.
Compare all specifications:
| 2008 Cadillac XLR | 1990 Porsche 928 | |
| Make | Cadillac | Porsche |
| Model | XLR | 928 |
| Year Released | 2008 | 1990 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4566 cc | 4664 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 320 HP | 306 HP |
| Engine RPM | 6400 RPM | 5900 RPM |
| Torque | 421 Nm | 408 Nm |
| Torque RPM | 4400 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1530 kg |
| Vehicle Length | 4520 mm | 4450 mm |
| Vehicle Width | 1840 mm | 1840 mm |
| Vehicle Height | 1290 mm | 1290 mm |
| Wheelbase Size | 2690 mm | 2510 mm |
| Fuel Tank Capacity | 68 L | 76 L |
