1955 Fairthorpe Atom vs. 1973 Sunbeam Chamois
To start off, 1973 Sunbeam Chamois is newer by 18 year(s). Which means there will be less support and parts availability for 1955 Fairthorpe Atom. In addition, the cost of maintenance, including insurance, on 1955 Fairthorpe Atom would be higher. At 875 cc (4 cylinders), 1973 Sunbeam Chamois is equipped with a bigger engine. In terms of performance, 1973 Sunbeam Chamois (36 HP @ 4800 RPM) has 21 more horse power than 1955 Fairthorpe Atom. (15 HP @ 4800 RPM) In normal driving conditions, 1973 Sunbeam Chamois should accelerate faster than 1955 Fairthorpe Atom. With that said, vehicle weight also plays an important factor in acceleration. 1973 Sunbeam Chamois weights approximately 298 kg more than 1955 Fairthorpe Atom. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1955 Fairthorpe Atom | 1973 Sunbeam Chamois | |
| Make | Fairthorpe | Sunbeam |
| Model | Atom | Chamois |
| Year Released | 1955 | 1973 |
| Engine Size | 322 cc | 875 cc |
| Engine Cylinders | 2 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 15 HP | 36 HP |
| Engine RPM | 4800 RPM | 4800 RPM |
| Vehicle Weight | 417 kg | 715 kg |
| Vehicle Length | 3660 mm | 3540 mm |
| Vehicle Width | 1530 mm | 1540 mm |
| Vehicle Height | 1380 mm | 1390 mm |
| Wheelbase Size | 2270 mm | 2090 mm |
