1955 Fairthorpe Atom vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 56 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 5,999 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (312 HP @ 4400 RPM) has 297 more horse power than 1955 Fairthorpe Atom. (15 HP @ 4800 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 1955 Fairthorpe Atom. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 1477 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. 2011 GMC Sierra has automatic transmission and 1955 Fairthorpe Atom has manual transmission. 1955 Fairthorpe Atom will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1955 Fairthorpe Atom | 2011 GMC Sierra | |
| Make | Fairthorpe | GMC |
| Model | Atom | Sierra |
| Year Released | 1955 | 2011 |
| Engine Position | Rear | Front |
| Engine Size | 322 cc | 5999 cc |
| Engine Cylinders | 2 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 15 HP | 312 HP |
| Engine RPM | 4800 RPM | 4400 RPM |
| Engine Compression Ratio | 6.1:1 | 10.8:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 417 kg | 1894 kg |
| Vehicle Length | 3660 mm | 6580 mm |
| Vehicle Width | 1530 mm | 2440 mm |
| Vehicle Height | 1380 mm | 1940 mm |
| Wheelbase Size | 2270 mm | 4250 mm |
| Fuel Tank Capacity | 20 L | 129 L |
