1942 Aston Martin Atom vs. 1949 Buick 40
To start off, 1949 Buick 40 is newer by 7 year(s). Which means there will be less support and parts availability for 1942 Aston Martin Atom. In addition, the cost of maintenance, including insurance, on 1942 Aston Martin Atom would be higher. At 4,066 cc (8 cylinders), 1949 Buick 40 is equipped with a bigger engine. In terms of performance, 1949 Buick 40 (114 HP @ 3600 RPM) has 33 more horse power than 1942 Aston Martin Atom. (81 HP @ 5000 RPM) In normal driving conditions, 1949 Buick 40 should accelerate faster than 1942 Aston Martin Atom. With that said, vehicle weight also plays an important factor in acceleration. 1949 Buick 40 weights approximately 475 kg more than 1942 Aston Martin Atom. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1942 Aston Martin Atom | 1949 Buick 40 | |
| Make | Aston Martin | Buick |
| Model | Atom | 40 |
| Year Released | 1942 | 1949 |
| Engine Position | Front | Front |
| Engine Size | 1950 cc | 4066 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 81 HP | 114 HP |
| Engine RPM | 5000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1220 kg | 1695 kg |
