1977 Buick Regal vs. 1991 Opel Calibra
To start off, 1991 Opel Calibra 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 Opel Calibra (201 HP @ 5600 RPM) has 112 more horse power than 1977 Buick Regal. (89 HP @ 3600 RPM) In normal driving conditions, 1991 Opel Calibra should accelerate faster than 1977 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1977 Buick Regal weights approximately 7 kg more than 1991 Opel Calibra.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1977 Buick Regal. In wet, icy, snow, or gravel driving conditions, 1991 Opel Calibra will offer significantly more control. 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, 1991 Opel Calibra (280 Nm @ 2400 RPM) has 56 more torque (in Nm) than 1977 Buick Regal. (224 Nm @ 2000 RPM). This means 1991 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 1977 Buick Regal.
Compare all specifications:
1977 Buick Regal | 1991 Opel Calibra | |
Make | Buick | Opel |
Model | Regal | Calibra |
Year Released | 1977 | 1991 |
Engine Position | Front | Front |
Engine Size | 3214 cc | 1998 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 89 HP | 201 HP |
Engine RPM | 3600 RPM | 5600 RPM |
Torque | 224 Nm | 280 Nm |
Torque RPM | 2000 RPM | 2400 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | 4WD |
Number of Seats | 5 seats | 4 seats |
Vehicle Weight | 1430 kg | 1423 kg |
Vehicle Length | 5090 mm | 4500 mm |
Vehicle Width | 1840 mm | 1700 mm |
Vehicle Height | 1370 mm | 1610 mm |
Wheelbase Size | 2750 mm | 2450 mm |