2008 BMW 523 vs. 1991 Buick Roadmaster
To start off, 2008 BMW 523 is newer by 17 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, 2008 BMW 523 (175 HP @ 5800 RPM) has 7 more horse power than 1991 Buick Roadmaster. (168 HP @ 4200 RPM). In normal driving conditions, 2008 BMW 523 should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 500 kg more than 2008 BMW 523.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 116 more torque (in Nm) than 2008 BMW 523. (230 Nm @ 3500 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 523.
Compare all specifications:
| 2008 BMW 523 | 1991 Buick Roadmaster | |
| Make | BMW | Buick |
| Model | 523 | Roadmaster |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 5002 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 175 HP | 168 HP |
| Engine RPM | 5800 RPM | 4200 RPM |
| Torque | 230 Nm | 346 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1500 kg | 2000 kg |
| Vehicle Length | 4850 mm | 5540 mm |
| Vehicle Width | 1470 mm | 2040 mm |
| Vehicle Height | 1850 mm | 1540 mm |
| Wheelbase Size | 2890 mm | 2950 mm |
