1977 Buick Regal vs. 1991 Rover 100
To start off, 1991 Rover 100 is newer by 14 year(s). Which means there will be less support and parts availability for 1977 Buick Regal. In addition, the cost of maintenance, including insurance, on 1977 Buick Regal would be higher. At 3,214 cc (6 cylinders), 1977 Buick Regal is equipped with a bigger engine. In terms of performance, 1991 Rover 100 (102 HP @ 6000 RPM) has 13 more horse power than 1977 Buick Regal. (89 HP @ 3600 RPM) In normal driving conditions, 1991 Rover 100 should accelerate faster than 1977 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1977 Buick Regal weights approximately 560 kg more than 1991 Rover 100.
Let's talk about torque, 1977 Buick Regal (224 Nm @ 2000 RPM) has 89 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 1977 Buick Regal | 1991 Rover 100 | |
| Make | Buick | Rover |
| Model | Regal | 100 |
| Year Released | 1977 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3214 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 102 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 224 Nm | 135 Nm |
| Torque RPM | 2000 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 870 kg |
| Vehicle Length | 5090 mm | 3530 mm |
| Vehicle Width | 1840 mm | 1570 mm |
| Vehicle Height | 1370 mm | 1380 mm |
