1971 BMW Touring vs. 1977 Buick Regal
To start off, 1977 Buick Regal is newer by 6 year(s). Which means there will be less support and parts availability for 1971 BMW Touring. In addition, the cost of maintenance, including insurance, on 1971 BMW Touring would be higher. At 4,932 cc (8 cylinders), 1977 Buick Regal is equipped with a bigger engine. In terms of performance, 1977 Buick Regal (143 HP @ 3800 RPM) has 58 more horse power than 1971 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 1977 Buick Regal should accelerate faster than 1971 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 1977 Buick Regal weights approximately 440 kg more than 1971 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, 1977 Buick Regal (334 Nm @ 2400 RPM) has 204 more torque (in Nm) than 1971 BMW Touring. (130 Nm @ 3500 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1971 BMW Touring.
Compare all specifications:
| 1971 BMW Touring | 1977 Buick Regal | |
| Make | BMW | Buick |
| Model | Touring | Regal |
| Year Released | 1971 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 4932 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 85 HP | 143 HP |
| Engine RPM | 5700 RPM | 3800 RPM |
| Torque | 130 Nm | 334 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 84.1 mm | 101.6 mm |
| Engine Stroke Size | 71 mm | 76.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1030 kg | 1470 kg |
| Vehicle Length | 4120 mm | 5090 mm |
| Vehicle Width | 1600 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1370 mm |
| Wheelbase Size | 2510 mm | 2750 mm |
