1948 AC 2-Litre vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 59 year(s). Which means there will be less support and parts availability for 1948 AC 2-Litre. In addition, the cost of maintenance, including insurance, on 1948 AC 2-Litre would be higher. At 3,822 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (355 HP @ 6600 RPM) has 279 more horse power than 1948 AC 2-Litre. (76 HP @ 4500 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1948 AC 2-Litre. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 155 kg more than 1948 AC 2-Litre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1948 AC 2-Litre. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Porsche 911 (400 Nm @ 4600 RPM) has 263 more torque (in Nm) than 1948 AC 2-Litre. (137 Nm @ 2500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1948 AC 2-Litre.
Compare all specifications:
| 1948 AC 2-Litre | 2007 Porsche 911 | |
| Make | AC | Porsche |
| Model | 2-Litre | 911 |
| Year Released | 1948 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 1991 cc | 3822 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 76 HP | 355 HP |
| Engine RPM | 4500 RPM | 6600 RPM |
| Torque | 137 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 4600 RPM |
| Engine Bore Size | 65 mm | 100 mm |
| Engine Stroke Size | 100 mm | 76 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1475 kg |
| Vehicle Length | 4680 mm | 4430 mm |
| Vehicle Width | 1710 mm | 1860 mm |
| Vehicle Height | 1560 mm | 1310 mm |
| Wheelbase Size | 2980 mm | 2360 mm |
| Fuel Tank Capacity | 52 L | 67 L |
