1986 Buick Regal vs. 2003 Cadillac XLR
To start off, 2003 Cadillac XLR is newer by 17 year(s). Which means there will be less support and parts availability for 1986 Buick Regal. In addition, the cost of maintenance, including insurance, on 1986 Buick Regal would be higher. At 4,572 cc (8 cylinders), 2003 Cadillac XLR is equipped with a bigger engine. In terms of performance, 2003 Cadillac XLR (311 HP @ 6000 RPM) has 76 more horse power than 1986 Buick Regal. (235 HP @ 4400 RPM) In normal driving conditions, 2003 Cadillac XLR should accelerate faster than 1986 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac XLR weights approximately 150 kg more than 1986 Buick Regal. 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, 1986 Buick Regal (448 Nm @ 2800 RPM) has 28 more torque (in Nm) than 2003 Cadillac XLR. (420 Nm @ 4400 RPM). This means 1986 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac XLR. 1986 Buick Regal has automatic transmission and 2003 Cadillac XLR has manual transmission. 2003 Cadillac XLR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Buick Regal | 2003 Cadillac XLR | |
| Make | Buick | Cadillac |
| Model | Regal | XLR |
| Year Released | 1986 | 2003 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4572 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 235 HP | 311 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 448 Nm | 420 Nm |
| Torque RPM | 2800 RPM | 4400 RPM |
| Engine Compression Ratio | 8.0:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1640 kg |
| Vehicle Length | 5100 mm | 4520 mm |
| Vehicle Width | 1830 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1290 mm |
| Wheelbase Size | 2750 mm | 2690 mm |
| Fuel Tank Capacity | 68 L | 64 L |
