1949 Allard J1 vs. 1948 Opel Olympia
To start off, 1949 Allard J1 is newer by 1 year(s). Which means there will be less support and parts availability for 1948 Opel Olympia. In addition, the cost of maintenance, including insurance, on 1948 Opel Olympia would be higher. At 3,917 cc (8 cylinders), 1949 Allard J1 is equipped with a bigger engine. In terms of performance, 1949 Allard J1 (100 HP @ 3800 RPM) has 64 more horse power than 1948 Opel Olympia. (36 HP @ 3400 RPM). In normal driving conditions, 1949 Allard J1 should accelerate faster than 1948 Opel Olympia.
Compare all specifications:
| 1949 Allard J1 | 1948 Opel Olympia | |
| Make | Allard | Opel |
| Model | J1 | Olympia |
| Year Released | 1949 | 1948 |
| Engine Position | Front | Front |
| Engine Size | 3917 cc | 1488 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 100 HP | 36 HP |
| Engine RPM | 3800 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Length | 3690 mm | 4030 mm |
| Vehicle Width | 1480 mm | 1510 mm |
