2003 Ariel Atom vs. 2007 BMW Convertible
To start off, 2007 BMW Convertible is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Ariel Atom. In addition, the cost of maintenance, including insurance, on 2003 Ariel Atom would be higher. At 4,799 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (363 HP @ 6300 RPM) has 254 more horse power than 2003 Ariel Atom. (109 HP @ 5000 RPM) In normal driving conditions, 2007 BMW Convertible should accelerate faster than 2003 Ariel Atom. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 1388 kg more than 2003 Ariel Atom. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3600 RPM) has 342 more torque (in Nm) than 2003 Ariel Atom. (148 Nm @ 3000 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 2003 Ariel Atom.
Compare all specifications:
| 2003 Ariel Atom | 2007 BMW Convertible | |
| Make | Ariel | BMW |
| Model | Atom | Convertible |
| Year Released | 2003 | 2007 |
| Body Type | Roadster | Convertible |
| Engine Position | Rear | Front |
| Engine Size | 1589 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 109 HP | 363 HP |
| Engine RPM | 5000 RPM | 6300 RPM |
| Torque | 148 Nm | 490 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Transmission Type | Manual | Manual |
| Number of Seats | 1 seats | 4 seats |
| Vehicle Weight | 462 kg | 1850 kg |
| Vehicle Length | 3420 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1380 mm |
| Vehicle Height | 1200 mm | 1860 mm |
| Wheelbase Size | 2350 mm | 2790 mm |
