1971 Holden Belmont vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 38 year(s). Which means there will be less support and parts availability for 1971 Holden Belmont. In addition, the cost of maintenance, including insurance, on 1971 Holden Belmont would be higher. At 5,042 cc (8 cylinders), 1971 Holden Belmont is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (350 HP @ 6600 RPM) has 112 more horse power than 1971 Holden Belmont. (238 HP @ 4600 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1971 Holden Belmont. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche 911 weights approximately 155 kg more than 1971 Holden Belmont. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Holden Belmont. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 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 Belmont (427 Nm @ 3000 RPM) has 27 more torque (in Nm) than 2009 Porsche 911. (400 Nm @ 4600 RPM). This means 1971 Holden Belmont will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche 911. 2009 Porsche 911 has automatic transmission and 1971 Holden Belmont has manual transmission. 1971 Holden Belmont will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Holden Belmont | 2009 Porsche 911 | |
| Make | Holden | Porsche |
| Model | Belmont | 911 |
| Year Released | 1971 | 2009 |
| Engine Position | Front | Rear |
| Engine Size | 5042 cc | 3823 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 238 HP | 350 HP |
| Engine RPM | 4600 RPM | 6600 RPM |
| Torque | 427 Nm | 400 Nm |
| Torque RPM | 3000 RPM | 4600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1380 kg | 1535 kg |
| Vehicle Length | 4770 mm | 4430 mm |
| Vehicle Width | 1890 mm | 1310 mm |
| Vehicle Height | 1380 mm | 1860 mm |
| Wheelbase Size | 2830 mm | 2360 mm |
