1991 Buick Roadmaster vs. 2011 Chevrolet Tahoe
To start off, 2011 Chevrolet Tahoe is newer by 20 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, 2011 Chevrolet Tahoe (320 HP @ 5400 RPM) has 143 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2011 Chevrolet Tahoe should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 2011 Chevrolet Tahoe weights approximately 716 kg more than 1991 Buick Roadmaster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2011 Chevrolet Tahoe (454 Nm @ 4000 RPM) has 61 more torque (in Nm) than 1991 Buick Roadmaster. (393 Nm @ 2400 RPM). This means 2011 Chevrolet Tahoe will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster.
Compare all specifications:
| 1991 Buick Roadmaster | 2011 Chevrolet Tahoe | |
| Make | Buick | Chevrolet |
| Model | Roadmaster | Tahoe |
| Year Released | 1991 | 2011 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 320 HP |
| Engine RPM | 4200 RPM | 5400 RPM |
| Torque | 393 Nm | 454 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1840 kg | 2556 kg |
| Vehicle Length | 5280 mm | 5131 mm |
| Vehicle Width | 2040 mm | 2007 mm |
| Vehicle Height | 1650 mm | 1953 mm |
| Wheelbase Size | 2950 mm | 2946 mm |
| Fuel Tank Capacity | 75 L | 98 L |
