1977 Buick Regal vs. 1991 Opel Astra
To start off, 1991 Opel Astra 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 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 87 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1977 Buick Regal should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1977 Buick Regal weights approximately 435 kg more than 1991 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, 1991 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 (334 Nm @ 2400 RPM) has 229 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1977 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra. 1977 Buick Regal has automatic transmission and 1991 Opel Astra has manual transmission. 1991 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 | 1991 Opel Astra | |
Make | Buick | Opel |
Model | Regal | Astra |
Year Released | 1977 | 1991 |
Engine Position | Front | Front |
Engine Size | 4932 cc | 1698 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 143 HP | 56 HP |
Engine RPM | 3800 RPM | 4600 RPM |
Torque | 334 Nm | 105 Nm |
Torque RPM | 2400 RPM | 2400 RPM |
Engine Bore Size | 101.6 mm | 82.5 mm |
Engine Stroke Size | 76.2 mm | 79.5 mm |
Drive Type | Rear | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 1470 kg | 1035 kg |
Vehicle Length | 5090 mm | 4250 mm |
Vehicle Width | 1840 mm | 1690 mm |
Vehicle Height | 1370 mm | 1430 mm |
Wheelbase Size | 2750 mm | 2530 mm |