1951 Alvis TA 21 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 56 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 3,824 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (350 HP @ 6600 RPM) has 257 more horse power than 1951 Alvis TA 21. (93 HP @ 4000 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1951 Alvis TA 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 57 kg more than 1951 Alvis TA 21. 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, 2007 Porsche 911 (400 Nm @ 4600 RPM) has 196 more torque (in Nm) than 1951 Alvis TA 21. (204 Nm @ 2000 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TA 21.
Compare all specifications:
| 1951 Alvis TA 21 | 2007 Porsche 911 | |
| Make | Alvis | Porsche |
| Model | TA 21 | 911 |
| Year Released | 1951 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 2993 cc | 3824 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 350 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 204 Nm | 400 Nm |
| Torque RPM | 2000 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 99 mm |
| Engine Stroke Size | 90 mm | 82.8 mm |
| Engine Compression Ratio | 7.1:1 | 11.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1448 kg | 1505 kg |
| Vehicle Length | 4630 mm | 4430 mm |
| Vehicle Width | 1680 mm | 1810 mm |
| Vehicle Height | 1600 mm | 1310 mm |
| Wheelbase Size | 2840 mm | 2360 mm |
| Fuel Tank Capacity | 64 L | 64 L |
