1970 Holden Monaro vs. 1991 Porsche 911
To start off, 1991 Porsche 911 is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Holden Monaro. In addition, the cost of maintenance, including insurance, on 1970 Holden Monaro would be higher. At 4,139 cc (8 cylinders), 1970 Holden Monaro is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 46 more horse power than 1970 Holden Monaro. (182 HP @ 4400 RPM) In normal driving conditions, 1991 Porsche 911 should accelerate faster than 1970 Holden Monaro. With that said, vehicle weight also plays an important factor in acceleration. 1970 Holden Monaro weights approximately 185 kg more than 1991 Porsche 911.
Let's talk about torque, 1970 Holden Monaro (356 Nm @ 2400 RPM) has 70 more torque (in Nm) than 1991 Porsche 911. (286 Nm @ 4800 RPM). This means 1970 Holden Monaro will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 911.
Compare all specifications:
| 1970 Holden Monaro | 1991 Porsche 911 | |
| Make | Holden | Porsche |
| Model | Monaro | 911 |
| Year Released | 1970 | 1991 |
| Engine Position | Front | Rear |
| Engine Size | 4139 cc | 3163 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 182 HP | 228 HP |
| Engine RPM | 4400 RPM | 5900 RPM |
| Torque | 356 Nm | 286 Nm |
| Torque RPM | 2400 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1360 kg | 1175 kg |
| Vehicle Length | 4700 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1660 mm |
| Vehicle Height | 1400 mm | 1260 mm |
