1981 BMW 745 vs. 1999 Buick Regal
To start off, 1999 Buick Regal is newer by 18 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,789 cc (6 cylinders), 1999 Buick Regal is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 7 more horse power than 1999 Buick Regal. (245 HP @ 5200 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 1999 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 36 kg more than 1999 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 BMW 745 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 1999 Buick Regal, being front wheel drive (FWD), will offer much better control with better grip. 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, both vehicles can yield 380 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1981 BMW 745 | 1999 Buick Regal | |
| Make | BMW | Buick |
| Model | 745 | Regal |
| Year Released | 1981 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 3789 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 252 HP | 245 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 380 Nm | 380 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Engine Bore Size | 92 mm | 97 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 8.0:1 | 8.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1596 kg | 1560 kg |
| Vehicle Length | 4870 mm | 4990 mm |
| Vehicle Width | 1810 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2780 mm |
| Fuel Tank Capacity | 100 L | 64 L |
