1977 Buick Regal vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 28 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 5,736 cc (6 cylinders), 1977 Buick Regal is equipped with a bigger engine. In terms of performance, 1977 Buick Regal (163 HP @ 3800 RPM) has 74 more horse power than 2005 Opel Astra. (89 HP @ 5600 RPM). In normal driving conditions, 1977 Buick Regal should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1977 Buick Regal weights approximately 385 kg more than 2005 Opel Astra. 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, 2005 Opel Astra, 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 (352 Nm @ 2400 RPM) has 227 more torque (in Nm) than 2005 Opel Astra. (125 Nm @ 4000 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 1977 Buick Regal has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Buick Regal | 2005 Opel Astra | |
| Make | Buick | Opel |
| Model | Regal | Astra |
| Year Released | 1977 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 5736 cc | 1362 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 163 HP | 89 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Torque | 352 Nm | 125 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1540 kg | 1155 kg |
| Vehicle Length | 5090 mm | 4260 mm |
| Vehicle Width | 1840 mm | 1760 mm |
| Vehicle Height | 1370 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
