2006 Opel Astra vs. 2003 Smart Roadster
To start off, 2006 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2003 Smart Roadster would be higher. At 1,796 cc (4 cylinders), 2006 Opel Astra is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (123 HP @ 5600 RPM) has 23 more horse power than 2003 Smart Roadster. (100 HP @ 5250 RPM). In normal driving conditions, 2006 Opel Astra should accelerate faster than 2003 Smart Roadster.
Because 2003 Smart Roadster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Smart Roadster. However, in wet, icy, snow, or gravel driving conditions, 2006 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Opel Astra (170 Nm @ 3800 RPM) has 40 more torque (in Nm) than 2003 Smart Roadster. (130 Nm @ 2500 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2003 Smart Roadster.
Compare all specifications:
| 2006 Opel Astra | 2003 Smart Roadster | |
| Make | Opel | Smart |
| Model | Astra | Roadster |
| Year Released | 2006 | 2003 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1796 cc | 698 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 123 HP | 100 HP |
| Engine RPM | 5600 RPM | 5250 RPM |
| Torque | 170 Nm | 130 Nm |
| Torque RPM | 3800 RPM | 2500 RPM |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 198 km/hour | 190 km/hour |
| Acceleration 0-100mph | 10.9 seconds | 9.8 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4520 mm | 3430 mm |
| Vehicle Width | 1800 mm | 1620 mm |
| Vehicle Height | 1510 mm | 1200 mm |
| Wheelbase Size | 2710 mm | 2370 mm |
| Fuel Consumption Overall | 8 L/100km | 5.3 L/100km |
| Fuel Tank Capacity | 52 L | 35 L |
