2006 Cadillac XLR vs. 1984 Ford Sierra
To start off, 2006 Cadillac XLR is newer by 22 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 4,572 cc (8 cylinders), 2006 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2006 Cadillac XLR (320 HP @ 6400 RPM) has 245 more horse power than 1984 Ford Sierra. (75 HP @ 5300 RPM). In normal driving conditions, 2006 Cadillac XLR should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac XLR weights approximately 616 kg more than 1984 Ford Sierra. 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, 2006 Cadillac XLR (420 Nm @ 4400 RPM) has 301 more torque (in Nm) than 1984 Ford Sierra. (119 Nm @ 2900 RPM). This means 2006 Cadillac XLR will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 2006 Cadillac XLR | 1984 Ford Sierra | |
| Make | Cadillac | Ford |
| Model | XLR | Sierra |
| Year Released | 2006 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 4572 cc | 1608 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 320 HP | 75 HP |
| Engine RPM | 6400 RPM | 5300 RPM |
| Torque | 420 Nm | 119 Nm |
| Torque RPM | 4400 RPM | 2900 RPM |
| Engine Bore Size | 93 mm | 87.8 mm |
| Engine Stroke Size | 84 mm | 66 mm |
| Engine Compression Ratio | 10.5:1 | 9.2:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1656 kg | 1040 kg |
| Vehicle Length | 4520 mm | 4500 mm |
| Vehicle Width | 1840 mm | 1720 mm |
| Vehicle Height | 1290 mm | 1450 mm |
| Wheelbase Size | 2690 mm | 2610 mm |
| Fuel Tank Capacity | 68 L | 60 L |
