1949 Allard J1 vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 53 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 3,917 cc (8 cylinders), 1949 Allard J1 is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (174 HP @ 4000 RPM) has 74 more horse power than 1949 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1949 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 530 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.
Because 1949 Allard J1 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1949 Allard J1. However, in wet, icy, snow, or gravel driving conditions, 2002 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 2002 Opel Signum (377 Nm @ 1900 RPM) has 71 more torque (in Nm) than 1949 Allard J1. (306 Nm @ 2500 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1949 Allard J1.
Compare all specifications:
| 1949 Allard J1 | 2002 Opel Signum | |
| Make | Allard | Opel |
| Model | J1 | Signum |
| Year Released | 1949 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 3917 cc | 2957 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 174 HP |
| Engine RPM | 3800 RPM | 4000 RPM |
| Torque | 306 Nm | 377 Nm |
| Torque RPM | 2500 RPM | 1900 RPM |
| Engine Bore Size | 81 mm | 87.5 mm |
| Engine Stroke Size | 95.3 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1140 kg | 1670 kg |
| Vehicle Length | 3690 mm | 4640 mm |
| Vehicle Width | 1480 mm | 1800 mm |
| Vehicle Height | 1510 mm | 1470 mm |
| Wheelbase Size | 2440 mm | 2840 mm |
| Fuel Tank Capacity | 90 L | 58 L |
