1991 Buick Roadmaster vs. 2008 Toyota Sienna
To start off, 2008 Toyota Sienna 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 5,731 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2008 Toyota Sienna (266 HP @ 6200 RPM) has 89 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2008 Toyota Sienna should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 510 kg more than 2008 Toyota Sienna.
Because 1991 Buick Roadmaster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Buick Roadmaster. However, in wet, icy, snow, or gravel driving conditions, 2008 Toyota Sienna, being front wheel drive (FWD), will offer much better control with better grip. 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 61 more torque (in Nm) than 2008 Toyota Sienna. (332 Nm @ 4700 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2008 Toyota Sienna.
Compare all specifications:
| 1991 Buick Roadmaster | 2008 Toyota Sienna | |
| Make | Buick | Toyota |
| Model | Roadmaster | Sienna |
| Year Released | 1991 | 2008 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 3456 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 266 HP |
| Engine RPM | 4200 RPM | 6200 RPM |
| Torque | 393 Nm | 332 Nm |
| Torque RPM | 2400 RPM | 4700 RPM |
| Engine Compression Ratio | 8.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 8 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1330 kg |
| Vehicle Length | 5280 mm | 5110 mm |
| Vehicle Width | 2040 mm | 1970 mm |
| Vehicle Height | 1650 mm | 1760 mm |
| Wheelbase Size | 2950 mm | 3040 mm |
| Fuel Tank Capacity | 75 L | 76 L |
