1973 BMW Touring vs. 1990 Buick Roadmaster
To start off, 1990 Buick Roadmaster is newer by 17 year(s). Which means there will be less support and parts availability for 1973 BMW Touring. In addition, the cost of maintenance, including insurance, on 1973 BMW Touring would be higher. At 5,731 cc (8 cylinders), 1990 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 1990 Buick Roadmaster (177 HP @ 4200 RPM) has 92 more horse power than 1973 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 1990 Buick Roadmaster should accelerate faster than 1973 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 1990 Buick Roadmaster weights approximately 810 kg more than 1973 BMW Touring. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1990 Buick Roadmaster (393 Nm @ 2400 RPM) has 263 more torque (in Nm) than 1973 BMW Touring. (130 Nm @ 3500 RPM). This means 1990 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW Touring.
Compare all specifications:
| 1973 BMW Touring | 1990 Buick Roadmaster | |
| Make | BMW | Buick |
| Model | Touring | Roadmaster |
| Year Released | 1973 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 5731 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 85 HP | 177 HP |
| Engine RPM | 5700 RPM | 4200 RPM |
| Torque | 130 Nm | 393 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1030 kg | 1840 kg |
| Vehicle Length | 4120 mm | 5490 mm |
| Vehicle Width | 1600 mm | 1990 mm |
| Vehicle Height | 1390 mm | 1450 mm |
| Wheelbase Size | 2510 mm | 2950 mm |
