1971 Holden Monaro vs. 1991 Opel Calibra
To start off, 1991 Opel Calibra is newer by 20 year(s). Which means there will be less support and parts availability for 1971 Holden Monaro. In addition, the cost of maintenance, including insurance, on 1971 Holden Monaro would be higher. At 4,141 cc (8 cylinders), 1971 Holden Monaro is equipped with a bigger engine. In terms of performance, 1991 Opel Calibra (201 HP @ 5600 RPM) has 19 more horse power than 1971 Holden Monaro. (182 HP @ 4400 RPM) In normal driving conditions, 1991 Opel Calibra should accelerate faster than 1971 Holden Monaro. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Calibra weights approximately 43 kg more than 1971 Holden Monaro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1971 Holden Monaro. 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, 1971 Holden Monaro (356 Nm @ 2400 RPM) has 76 more torque (in Nm) than 1991 Opel Calibra. (280 Nm @ 2400 RPM). This means 1971 Holden Monaro will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra.
Compare all specifications:
| 1971 Holden Monaro | 1991 Opel Calibra | |
| Make | Holden | Opel |
| Model | Monaro | Calibra |
| Year Released | 1971 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4141 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 182 HP | 201 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 356 Nm | 280 Nm |
| Torque RPM | 2400 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 1380 kg | 1423 kg |
| Vehicle Length | 4770 mm | 4500 mm |
| Vehicle Width | 1890 mm | 1700 mm |
| Vehicle Height | 1360 mm | 1610 mm |
| Wheelbase Size | 2830 mm | 2450 mm |
