1988 BMW 535 vs. 1991 Buick Roadmaster
To start off, 1991 Buick Roadmaster is newer by 3 year(s). Which means there will be less support and parts availability for 1988 BMW 535. In addition, the cost of maintenance, including insurance, on 1988 BMW 535 would be higher. At 5,731 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 1988 BMW 535 (211 HP @ 5700 RPM) has 34 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM). In normal driving conditions, 1988 BMW 535 should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 210 kg more than 1988 BMW 535.
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 (393 Nm @ 2400 RPM) has 88 more torque (in Nm) than 1988 BMW 535. (305 Nm @ 4000 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1988 BMW 535.
Compare all specifications:
| 1988 BMW 535 | 1991 Buick Roadmaster | |
| Make | BMW | Buick |
| Model | 535 | Roadmaster |
| Year Released | 1988 | 1991 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 5731 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 211 HP | 177 HP |
| Engine RPM | 5700 RPM | 4200 RPM |
| Torque | 305 Nm | 393 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Engine Compression Ratio | 9.0:1 | 8.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1630 kg | 1840 kg |
| Vehicle Length | 4730 mm | 5280 mm |
| Vehicle Width | 1760 mm | 2040 mm |
| Vehicle Height | 1420 mm | 1650 mm |
| Wheelbase Size | 2770 mm | 2950 mm |
| Fuel Tank Capacity | 70 L | 75 L |
