2004 Ariel Atom vs. 1947 Triumph Roadster
To start off, 2004 Ariel Atom is newer by 57 year(s). Which means there will be less support and parts availability for 1947 Triumph Roadster. In addition, the cost of maintenance, including insurance, on 1947 Triumph Roadster would be higher. At 1,776 cc (4 cylinders), 1947 Triumph Roadster is equipped with a bigger engine. In terms of performance, 2004 Ariel Atom (109 HP @ 5000 RPM) has 47 more horse power than 1947 Triumph Roadster. (62 HP @ 4500 RPM). In normal driving conditions, 2004 Ariel Atom should accelerate faster than 1947 Triumph Roadster. With that said, vehicle weight also plays an important factor in acceleration. 1947 Triumph Roadster weights approximately 690 kg more than 2004 Ariel Atom.
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. Let's talk about torque, 2004 Ariel Atom (148 Nm @ 3000 RPM) has 23 more torque (in Nm) than 1947 Triumph Roadster. (125 Nm @ 2000 RPM). This means 2004 Ariel Atom will have an easier job in driving up hills or pulling heavy equipment than 1947 Triumph Roadster.
Compare all specifications:
| 2004 Ariel Atom | 1947 Triumph Roadster | |
| Make | Ariel | Triumph |
| Model | Atom | Roadster |
| Year Released | 2004 | 1947 |
| Body Type | Roadster | Roadster |
| Engine Position | Rear | Front |
| Engine Size | 1587 cc | 1776 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 109 HP | 62 HP |
| Engine RPM | 5000 RPM | 4500 RPM |
| Torque | 148 Nm | 125 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 1 seats | 2 seats |
| Vehicle Weight | 460 kg | 1150 kg |
| Vehicle Length | 3420 mm | 4290 mm |
| Vehicle Width | 1800 mm | 1630 mm |
| Vehicle Height | 1200 mm | 1430 mm |
| Wheelbase Size | 2350 mm | 2550 mm |
