1987 Buick Regal vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 26 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 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (437 HP @ 5500 RPM) has 300 more horse power than 1987 Buick Regal. (137 HP @ 4800 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 1987 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 719 kg more than 1987 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 6 series is all wheel drive (AWD), it will have significant more traction and grip than 1987 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2013 BMW 6 series 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, 2013 BMW 6 series (649 Nm @ 4500 RPM) has 403 more torque (in Nm) than 1987 Buick Regal. (246 Nm @ 3600 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 1987 Buick Regal.
Compare all specifications:
| 1987 Buick Regal | 2013 BMW 6 series | |
| Make | Buick | BMW |
| Model | Regal | 6 series |
| Year Released | 1987 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3128 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 137 HP | 437 HP |
| Engine RPM | 4800 RPM | 5500 RPM |
| Torque | 246 Nm | 649 Nm |
| Torque RPM | 3600 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1370 kg | 2089 kg |
| Vehicle Length | 4880 mm | 5009 mm |
| Vehicle Width | 1850 mm | 2081 mm |
| Vehicle Height | 1350 mm | 1392 mm |
| Wheelbase Size | 2740 mm | 2968 mm |
| Fuel Tank Capacity | 68 L | 70 L |
