1953 Alvis TB 21 vs. 1996 Porsche 911
To start off, 1996 Porsche 911 is newer by 43 year(s). Which means there will be less support and parts availability for 1953 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1953 Alvis TB 21 would be higher. At 3,164 cc (6 cylinders), 1996 Porsche 911 is equipped with a bigger engine. In terms of performance, 1996 Porsche 911 (276 HP @ 6000 RPM) has 184 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 1996 Porsche 911 should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 1996 Porsche 911 (650 Nm) has 446 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm). This means 1996 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1953 Alvis TB 21.
Compare all specifications:
| 1953 Alvis TB 21 | 1996 Porsche 911 | |
| Make | Alvis | Porsche |
| Model | TB 21 | 911 |
| Year Released | 1953 | 1996 |
| Engine Position | Front | Middle |
| Engine Size | 2993 cc | 3164 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 92 HP | 276 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 204 Nm | 650 Nm |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 4680 mm |
| Vehicle Width | 1680 mm | 1960 mm |
| Wheelbase Size | 2750 mm | 2280 mm |
