2009 BMW X5 vs. 1987 Buick Regal
To start off, 2009 BMW X5 is newer by 22 year(s). Which means there will be less support and parts availability for 1987 Buick Regal. In addition, the cost of maintenance, including insurance, on 1987 Buick Regal would be higher. At 3,791 cc (6 cylinders), 1987 Buick Regal is equipped with a bigger engine. In terms of performance, 1987 Buick Regal (276 HP @ 4400 RPM) has 8 more horse power than 2009 BMW X5. (268 HP @ 6650 RPM) In normal driving conditions, 1987 Buick Regal should accelerate faster than 2009 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X5 weights approximately 554 kg more than 1987 Buick Regal.
Because 2009 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1987 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2009 BMW X5 will offer significantly more control. 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, 1987 Buick Regal (489 Nm @ 3000 RPM) has 174 more torque (in Nm) than 2009 BMW X5. (315 Nm @ 2750 RPM). This means 1987 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X5.
Compare all specifications:
| 2009 BMW X5 | 1987 Buick Regal | |
| Make | BMW | Buick |
| Model | X5 | Regal |
| Year Released | 2009 | 1987 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 268 HP | 276 HP |
| Engine RPM | 6650 RPM | 4400 RPM |
| Torque | 315 Nm | 489 Nm |
| Torque RPM | 2750 RPM | 3000 RPM |
| Engine Bore Size | 85 mm | 96.5 mm |
| Engine Stroke Size | 88 mm | 86.4 mm |
| Top Speed | 225 km/hour | 200 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2130 kg | 1576 kg |
| Vehicle Length | 4860 mm | 5100 mm |
| Vehicle Width | 1940 mm | 1920 mm |
| Vehicle Height | 1750 mm | 1390 mm |
| Wheelbase Size | 2940 mm | 2750 mm |
| Fuel Tank Capacity | 85 L | 68 L |
