1952 Alvis TB 21 vs. 1998 Porsche 993
To start off, 1998 Porsche 993 is newer by 46 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 3,600 cc (6 cylinders), 1998 Porsche 993 is equipped with a bigger engine. In terms of performance, 1998 Porsche 993 (283 HP @ 6100 RPM) has 192 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1998 Porsche 993 should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1998 Porsche 993 (347 Nm @ 5250 RPM) has 143 more torque (in Nm) than 1952 Alvis TB 21. (204 Nm @ 2200 RPM). This means 1998 Porsche 993 will have an easier job in driving up hills or pulling heavy equipment than 1952 Alvis TB 21.
Compare all specifications:
| 1952 Alvis TB 21 | 1998 Porsche 993 | |
| Make | Alvis | Porsche |
| Model | TB 21 | 993 |
| Year Released | 1952 | 1998 |
| Engine Position | Front | Rear |
| Engine Size | 2992 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 283 HP |
| Engine RPM | 4000 RPM | 6100 RPM |
| Torque | 204 Nm | 347 Nm |
| Torque RPM | 2200 RPM | 5250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4250 mm |
| Vehicle Width | 1680 mm | 1740 mm |
| Wheelbase Size | 2750 mm | 2280 mm |
