2002 Opel Astra vs. 2005 Smart Roadster
To start off, 2005 Smart Roadster is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Opel Astra. In addition, the cost of maintenance, including insurance, on 2002 Opel Astra would be higher. At 1,998 cc (4 cylinders), 2002 Opel Astra is equipped with a bigger engine. In terms of performance, 2002 Opel Astra (187 HP @ 5400 RPM) has 87 more horse power than 2005 Smart Roadster. (100 HP @ 5250 RPM). In normal driving conditions, 2002 Opel Astra should accelerate faster than 2005 Smart Roadster.
Because 2005 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 2005 Smart Roadster. However, in wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Opel Astra (256 Nm @ 1950 RPM) has 126 more torque (in Nm) than 2005 Smart Roadster. (130 Nm @ 2500 RPM). This means 2002 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart Roadster.
Compare all specifications:
| 2002 Opel Astra | 2005 Smart Roadster | |
| Make | Opel | Smart |
| Model | Astra | Roadster |
| Year Released | 2002 | 2005 |
| Body Type | Convertible | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 1998 cc | 698 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 187 HP | 100 HP |
| Engine RPM | 5400 RPM | 5250 RPM |
| Torque | 256 Nm | 130 Nm |
| Torque RPM | 1950 RPM | 2500 RPM |
| Engine Bore Size | 86 mm | 66.5 mm |
| Engine Stroke Size | 86 mm | 67 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4280 mm | 3430 mm |
| Vehicle Width | 1720 mm | 1620 mm |
| Vehicle Height | 1400 mm | 1200 mm |
| Wheelbase Size | 2620 mm | 2370 mm |
