2005 BMW 530 vs. 1991 Buick Reatta
To start off, 2005 BMW 530 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Buick Reatta. In addition, the cost of maintenance, including insurance, on 1991 Buick Reatta would be higher. At 3,791 cc (6 cylinders), 1991 Buick Reatta is equipped with a bigger engine. In terms of performance, 2005 BMW 530 (254 HP @ 6000 RPM) has 89 more horse power than 1991 Buick Reatta. (165 HP @ 4400 RPM). In normal driving conditions, 2005 BMW 530 should accelerate faster than 1991 Buick Reatta. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 530 weights approximately 83 kg more than 1991 Buick Reatta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 530 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Reatta. In wet, icy, snow, or gravel driving conditions, 2005 BMW 530 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, 2005 BMW 530 (300 Nm) has 14 more torque (in Nm) than 1991 Buick Reatta. (286 Nm). This means 2005 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Reatta.
Compare all specifications:
| 2005 BMW 530 | 1991 Buick Reatta | |
| Make | BMW | Buick |
| Model | 530 | Reatta |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 254 HP | 165 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 300 Nm | 286 Nm |
| Engine Bore Size | 85.1 mm | 96.5 mm |
| Engine Stroke Size | 88 mm | 86.4 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1532 kg |
| Vehicle Length | 4850 mm | 4670 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1490 mm | 1310 mm |
| Wheelbase Size | 2890 mm | 2510 mm |
| Fuel Tank Capacity | 70 L | 62 L |
