1991 Buick Roadmaster vs. 2005 Saleen S7
To start off, 2005 Saleen S7 is newer by 14 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 7,000 cc (8 cylinders), 2005 Saleen S7 is equipped with a bigger engine. In terms of performance, 2005 Saleen S7 (750 HP @ 6300 RPM) has 573 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2005 Saleen S7 should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 593 kg more than 2005 Saleen S7.
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, 2005 Saleen S7 (949 Nm @ 4800 RPM) has 556 more torque (in Nm) than 1991 Buick Roadmaster. (393 Nm @ 2400 RPM). This means 2005 Saleen S7 will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster. 1991 Buick Roadmaster has automatic transmission and 2005 Saleen S7 has manual transmission. 2005 Saleen S7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Roadmaster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Buick Roadmaster | 2005 Saleen S7 | |
| Make | Buick | Saleen |
| Model | Roadmaster | S7 |
| Year Released | 1991 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 5731 cc | 7000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 750 HP |
| Engine RPM | 4200 RPM | 6300 RPM |
| Torque | 393 Nm | 949 Nm |
| Torque RPM | 2400 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1247 kg |
| Vehicle Length | 5280 mm | 4755 mm |
| Vehicle Width | 2040 mm | 1981 mm |
| Vehicle Height | 1650 mm | 1041 mm |
| Wheelbase Size | 2950 mm | 2692 mm |
