2003 Ariel Atom vs. 2009 Land Rover Discovery
To start off, 2009 Land Rover Discovery is newer by 6 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 2,720 cc (6 cylinders), 2009 Land Rover Discovery is equipped with a bigger engine. In terms of performance, 2009 Land Rover Discovery (187 HP @ 4000 RPM) has 78 more horse power than 2003 Ariel Atom. (109 HP @ 5000 RPM) In normal driving conditions, 2009 Land Rover Discovery should accelerate faster than 2003 Ariel Atom. With that said, vehicle weight also plays an important factor in acceleration. 2009 Land Rover Discovery weights approximately 2256 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.
Because 2009 Land Rover Discovery is four wheel drive (4WD), it will have significant more traction and grip than 2003 Ariel Atom. In wet, icy, snow, or gravel driving conditions, 2009 Land Rover Discovery will offer significantly more control. 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, 2009 Land Rover Discovery (440 Nm @ 1900 RPM) has 292 more torque (in Nm) than 2003 Ariel Atom. (148 Nm @ 3000 RPM). This means 2009 Land Rover Discovery will have an easier job in driving up hills or pulling heavy equipment than 2003 Ariel Atom. 2009 Land Rover Discovery has automatic transmission and 2003 Ariel Atom has manual transmission. 2003 Ariel Atom will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Land Rover Discovery will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Ariel Atom | 2009 Land Rover Discovery | |
| Make | Ariel | Land Rover |
| Model | Atom | Discovery |
| Year Released | 2003 | 2009 |
| Body Type | Roadster | SUV |
| Engine Position | Rear | Front |
| Engine Size | 1589 cc | 2720 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 109 HP | 187 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 148 Nm | 440 Nm |
| Torque RPM | 3000 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 1 seats | 5 seats |
| Vehicle Weight | 462 kg | 2718 kg |
| Vehicle Length | 3420 mm | 4840 mm |
| Vehicle Width | 1800 mm | 1890 mm |
| Vehicle Height | 1200 mm | 1920 mm |
| Wheelbase Size | 2350 mm | 2890 mm |
