1954 Allard J2 vs. 1976 Bitter Diplomat
To start off, 1976 Bitter Diplomat is newer by 22 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, 1976 Bitter Diplomat (228 HP @ 4700 RPM) has 70 more horse power than 1954 Allard J2. (158 HP @ 3800 RPM) In normal driving conditions, 1976 Bitter Diplomat should accelerate faster than 1954 Allard J2. With that said, vehicle weight also plays an important factor in acceleration. 1976 Bitter Diplomat weights approximately 700 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 | 1976 Bitter Diplomat | |
| Make | Allard | Bitter |
| Model | J2 | Diplomat |
| Year Released | 1954 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 5416 cc | 5354 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 228 HP |
| Engine RPM | 3800 RPM | 4700 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 980 kg | 1680 kg |
| Vehicle Length | 3780 mm | 4860 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1300 mm | 1290 mm |
| Wheelbase Size | 2550 mm | 2690 mm |
