1947 Allard J1 vs. 1978 Opel Senator
To start off, 1978 Opel Senator is newer by 31 year(s). Which means there will be less support and parts availability for 1947 Allard J1. In addition, the cost of maintenance, including insurance, on 1947 Allard J1 would be higher. At 3,620 cc (8 cylinders), 1947 Allard J1 is equipped with a bigger engine. In terms of performance, 1978 Opel Senator (180 HP @ 5800 RPM) has 95 more horse power than 1947 Allard J1. (85 HP @ 3800 RPM) In normal driving conditions, 1978 Opel Senator should accelerate faster than 1947 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1978 Opel Senator weights approximately 475 kg more than 1947 Allard J1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1978 Opel Senator (248 Nm @ 4200 RPM) has 45 more torque (in Nm) than 1947 Allard J1. (203 Nm @ 1500 RPM). This means 1978 Opel Senator will have an easier job in driving up hills or pulling heavy equipment than 1947 Allard J1. 1978 Opel Senator has automatic transmission and 1947 Allard J1 has manual transmission. 1947 Allard J1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Opel Senator will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1947 Allard J1 | 1978 Opel Senator | |
| Make | Allard | Opel |
| Model | J1 | Senator |
| Year Released | 1947 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 3620 cc | 2969 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 180 HP |
| Engine RPM | 3800 RPM | 5800 RPM |
| Torque | 203 Nm | 248 Nm |
| Torque RPM | 1500 RPM | 4200 RPM |
| Engine Bore Size | 77.8 mm | 95.1 mm |
| Engine Stroke Size | 95.3 mm | 69.8 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1020 kg | 1495 kg |
| Vehicle Length | 3690 mm | 4850 mm |
| Vehicle Width | 1480 mm | 1730 mm |
| Vehicle Height | 1510 mm | 1390 mm |
| Wheelbase Size | 2440 mm | 2690 mm |
