2007 BMW 530 vs. 1991 Buick Roadmaster
To start off, 2007 BMW 530 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1991 Buick Roadmaster would be higher. At 5,002 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2007 BMW 530 (254 HP @ 6600 RPM) has 86 more horse power than 1991 Buick Roadmaster. (168 HP @ 4200 RPM). In normal driving conditions, 2007 BMW 530 should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 335 kg more than 2007 BMW 530.
Because 2007 BMW 530 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2007 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, 1991 Buick Roadmaster (346 Nm @ 2400 RPM) has 46 more torque (in Nm) than 2007 BMW 530. (300 Nm @ 2500 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 530. 1991 Buick Roadmaster has automatic transmission and 2007 BMW 530 has manual transmission. 2007 BMW 530 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Roadmaster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 530 | 1991 Buick Roadmaster | |
| Make | BMW | Buick |
| Model | 530 | Roadmaster |
| Year Released | 2007 | 1991 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 5002 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 254 HP | 168 HP |
| Engine RPM | 6600 RPM | 4200 RPM |
| Torque | 300 Nm | 346 Nm |
| Torque RPM | 2500 RPM | 2400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1665 kg | 2000 kg |
| Vehicle Length | 4850 mm | 5540 mm |
| Vehicle Width | 1850 mm | 2040 mm |
| Vehicle Height | 1490 mm | 1540 mm |
| Wheelbase Size | 2890 mm | 2950 mm |
