1953 Alvis TB 21 vs. 1985 Jaguar XJS
To start off, 1985 Jaguar XJS is newer by 32 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 5,343 cc (12 cylinders), 1985 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1985 Jaguar XJS (280 HP @ 5500 RPM) has 188 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 1985 Jaguar XJS should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 1985 Jaguar XJS (432 Nm @ 3250 RPM) has 228 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 1985 Jaguar XJS 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 | 1985 Jaguar XJS | |
| Make | Alvis | Jaguar |
| Model | TB 21 | XJS |
| Year Released | 1953 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5343 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 92 HP | 280 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 204 Nm | 432 Nm |
| Torque RPM | 2200 RPM | 3250 RPM |
| Engine Compression Ratio | 7.1:1 | 11.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4770 mm |
| Vehicle Width | 1680 mm | 1800 mm |
| Wheelbase Size | 2750 mm | 2600 mm |
