2002 Opel Omega vs. 2003 Smart Roadster
To start off, 2003 Smart Roadster is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Opel Omega. In addition, the cost of maintenance, including insurance, on 2002 Opel Omega would be higher. At 2,497 cc (6 cylinders), 2002 Opel Omega is equipped with a bigger engine. In terms of performance, 2002 Opel Omega (148 HP @ 4000 RPM) has 67 more horse power than 2003 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 2002 Opel Omega should accelerate faster than 2003 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Omega weights approximately 600 kg more than 2003 Smart Roadster. 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. Let's talk about torque, 2002 Opel Omega (300 Nm @ 1750 RPM) has 190 more torque (in Nm) than 2003 Smart Roadster. (110 Nm @ 2250 RPM). This means 2002 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2003 Smart Roadster.
Compare all specifications:
| 2002 Opel Omega | 2003 Smart Roadster | |
| Make | Opel | Smart |
| Model | Omega | Roadster |
| Year Released | 2002 | 2003 |
| Engine Position | Front | Rear |
| Engine Size | 2497 cc | 698 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 81 HP |
| Engine RPM | 4000 RPM | 5250 RPM |
| Torque | 300 Nm | 110 Nm |
| Torque RPM | 1750 RPM | 2250 RPM |
| Engine Bore Size | 80 mm | 66.5 mm |
| Engine Stroke Size | 82.8 mm | 67 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1485 kg | 885 kg |
| Vehicle Length | 4900 mm | 3430 mm |
| Vehicle Width | 1780 mm | 1620 mm |
| Vehicle Height | 1460 mm | 1200 mm |
| Wheelbase Size | 2640 mm | 2370 mm |
| Fuel Consumption Overall | 5.6 L/100km | 5.1 L/100km |
