2001 BMW Z18 vs. 1990 Buick Roadmaster
To start off, 2001 BMW Z18 is newer by 11 year(s). Which means there will be less support and parts availability for 1990 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1990 Buick Roadmaster would be higher. At 5,002 cc (8 cylinders), 1990 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2001 BMW Z18 (323 HP @ 7400 RPM) has 155 more horse power than 1990 Buick Roadmaster. (168 HP @ 4200 RPM). In normal driving conditions, 2001 BMW Z18 should accelerate faster than 1990 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1990 Buick Roadmaster weights approximately 300 kg more than 2001 BMW Z18.
Because 2001 BMW Z18 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2001 BMW Z18 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, 1990 Buick Roadmaster (346 Nm) has 6 more torque (in Nm) than 2001 BMW Z18. (340 Nm). This means 1990 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW Z18.
Compare all specifications:
| 2001 BMW Z18 | 1990 Buick Roadmaster | |
| Make | BMW | Buick |
| Model | Z18 | Roadmaster |
| Year Released | 2001 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 4400 cc | 5002 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 323 HP | 168 HP |
| Engine RPM | 7400 RPM | 4200 RPM |
| Torque | 340 Nm | 346 Nm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1700 kg | 2000 kg |
| Wheelbase Size | 2730 mm | 2950 mm |
