1954 Allard J2 vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 47 year(s). Which means there will be less support and parts availability for 1954 Allard J2. In addition, the cost of maintenance, including insurance, on 1954 Allard J2 would be higher. At 5,416 cc (8 cylinders), 1954 Allard J2 is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (175 HP @ 4000 RPM) has 17 more horse power than 1954 Allard J2. (158 HP @ 3800 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1954 Allard J2. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 690 kg more than 1954 Allard J2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1954 Allard J2 | 2001 Opel Signum | |
| Make | Allard | Opel |
| Model | J2 | Signum |
| Year Released | 1954 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 5416 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 158 HP | 175 HP |
| Engine RPM | 3800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 980 kg | 1670 kg |
| Vehicle Length | 3780 mm | 4640 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1300 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2710 mm |
| Fuel Tank Capacity | 38 L | 60 L |
