1955 Alvis TC 21 vs. 1968 Jensen Interceptor
To start off, 1968 Jensen Interceptor is newer by 13 year(s). Which means there will be less support and parts availability for 1955 Alvis TC 21. In addition, the cost of maintenance, including insurance, on 1955 Alvis TC 21 would be higher. At 6,275 cc (8 cylinders), 1968 Jensen Interceptor is equipped with a bigger engine. In terms of performance, 1968 Jensen Interceptor (279 HP @ 4600 RPM) has 174 more horse power than 1955 Alvis TC 21. (105 HP @ 4000 RPM) In normal driving conditions, 1968 Jensen Interceptor should accelerate faster than 1955 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 1968 Jensen Interceptor weights approximately 300 kg more than 1955 Alvis TC 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1968 Jensen Interceptor (587 Nm @ 2800 RPM) has 366 more torque (in Nm) than 1955 Alvis TC 21. (221 Nm @ 2500 RPM). This means 1968 Jensen Interceptor will have an easier job in driving up hills or pulling heavy equipment than 1955 Alvis TC 21.
Compare all specifications:
| 1955 Alvis TC 21 | 1968 Jensen Interceptor | |
| Make | Alvis | Jensen |
| Model | TC 21 | Interceptor |
| Year Released | 1955 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 6275 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 105 HP | 279 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Torque | 221 Nm | 587 Nm |
| Torque RPM | 2500 RPM | 2800 RPM |
| Engine Bore Size | 84 mm | 108 mm |
| Engine Stroke Size | 90 mm | 85.9 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1750 kg |
| Vehicle Length | 4810 mm | 4760 mm |
| Vehicle Width | 1680 mm | 1760 mm |
| Vehicle Height | 1590 mm | 1350 mm |
| Wheelbase Size | 2840 mm | 2680 mm |
