1990 Buick Roadmaster vs. 2005 Lexus RX
To start off, 2005 Lexus RX is newer by 15 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, 2005 Lexus RX (201 HP @ 5600 RPM) has 33 more horse power than 1990 Buick Roadmaster. (168 HP @ 4200 RPM) In normal driving conditions, 2005 Lexus RX should accelerate faster than 1990 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1990 Buick Roadmaster weights approximately 90 kg more than 2005 Lexus RX.
Because 2005 Lexus RX 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, 2005 Lexus RX 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 @ 2400 RPM) has 50 more torque (in Nm) than 2005 Lexus RX. (296 Nm @ 4400 RPM). This means 1990 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2005 Lexus RX.
Compare all specifications:
| 1990 Buick Roadmaster | 2005 Lexus RX | |
| Make | Buick | Lexus |
| Model | Roadmaster | RX |
| Year Released | 1990 | 2005 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 5002 cc | 2999 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 168 HP | 201 HP |
| Engine RPM | 4200 RPM | 5600 RPM |
| Torque | 346 Nm | 296 Nm |
| Torque RPM | 2400 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2000 kg | 1910 kg |
| Vehicle Length | 5540 mm | 4750 mm |
| Vehicle Width | 2040 mm | 1850 mm |
| Vehicle Height | 1540 mm | 1680 mm |
| Wheelbase Size | 2950 mm | 2730 mm |
