1949 Allard J1 vs. 1967 Jensen Interceptor
To start off, 1967 Jensen Interceptor is newer by 18 year(s). Which means there will be less support and parts availability for 1949 Allard J1. In addition, the cost of maintenance, including insurance, on 1949 Allard J1 would be higher. At 6,276 cc (8 cylinders), 1967 Jensen Interceptor is equipped with a bigger engine. In terms of performance, 1967 Jensen Interceptor (279 HP @ 4600 RPM) has 179 more horse power than 1949 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 1967 Jensen Interceptor should accelerate faster than 1949 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1967 Jensen Interceptor weights approximately 612 kg more than 1949 Allard J1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1967 Jensen Interceptor (587 Nm @ 2800 RPM) has 281 more torque (in Nm) than 1949 Allard J1. (306 Nm @ 2500 RPM). This means 1967 Jensen Interceptor will have an easier job in driving up hills or pulling heavy equipment than 1949 Allard J1.
Compare all specifications:
| 1949 Allard J1 | 1967 Jensen Interceptor | |
| Make | Allard | Jensen |
| Model | J1 | Interceptor |
| Year Released | 1949 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 3917 cc | 6276 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 100 HP | 279 HP |
| Engine RPM | 3800 RPM | 4600 RPM |
| Torque | 306 Nm | 587 Nm |
| Torque RPM | 2500 RPM | 2800 RPM |
| Engine Bore Size | 81 mm | 108 mm |
| Engine Stroke Size | 95.3 mm | 85.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1140 kg | 1752 kg |
| Vehicle Length | 3690 mm | 4760 mm |
| Vehicle Width | 1480 mm | 1760 mm |
| Vehicle Height | 1510 mm | 1350 mm |
| Wheelbase Size | 2440 mm | 2680 mm |
| Fuel Tank Capacity | 90 L | 72 L |
