1977 Buick Regal vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 30 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 4,932 cc (8 cylinders), 1977 Buick Regal is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (153 HP @ 5600 RPM) has 10 more horse power than 1977 Buick Regal. (143 HP @ 3800 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1977 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 80 kg more than 1977 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 Buick Regal is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1977 Buick Regal. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 1977 Buick Regal (334 Nm @ 2400 RPM) has 114 more torque (in Nm) than 2007 Opel Vectra. (220 Nm @ 3800 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra.
Compare all specifications:
| 1977 Buick Regal | 2007 Opel Vectra | |
| Make | Buick | Opel |
| Model | Regal | Vectra |
| Year Released | 1977 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 4932 cc | 2197 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 143 HP | 153 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Torque | 334 Nm | 220 Nm |
| Torque RPM | 2400 RPM | 3800 RPM |
| Engine Bore Size | 101.6 mm | 86 mm |
| Engine Stroke Size | 76.2 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1550 kg |
| Vehicle Length | 5090 mm | 4830 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1510 mm |
| Wheelbase Size | 2750 mm | 2840 mm |
