2011 Porsche 911 vs. 1972 AC 428
To start off, 2011 Porsche 911 is newer by 39 year(s). Which means there will be less support and parts availability for 1972 AC 428. In addition, the cost of maintenance, including insurance, on 1972 AC 428 would be higher. At 7,003 cc (8 cylinders), 1972 AC 428 is equipped with a bigger engine. In terms of performance, 2011 Porsche 911 (385 HP @ 6500 RPM) has 87 more horse power than 1972 AC 428. (298 HP @ 4600 RPM). In normal driving conditions, 2011 Porsche 911 should accelerate faster than 1972 AC 428. With that said, vehicle weight also plays an important factor in acceleration. 2011 Porsche 911 weights approximately 71 kg more than 1972 AC 428. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1972 AC 428 (639 Nm @ 2800 RPM) has 219 more torque (in Nm) than 2011 Porsche 911. (420 Nm @ 4400 RPM). This means 1972 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2011 Porsche 911. 1972 AC 428 has automatic transmission and 2011 Porsche 911 has manual transmission. 2011 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1972 AC 428 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2011 Porsche 911 | 1972 AC 428 | |
| Make | Porsche | AC |
| Model | 911 | 428 |
| Year Released | 2011 | 1972 |
| Engine Position | Rear | Front |
| Engine Size | 3800 cc | 7003 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 385 HP | 298 HP |
| Engine RPM | 6500 RPM | 4600 RPM |
| Torque | 420 Nm | 639 Nm |
| Torque RPM | 4400 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1505 kg | 1434 kg |
| Vehicle Length | 4460 mm | 4430 mm |
| Vehicle Width | 1808 mm | 1710 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2350 mm | 2450 mm |
