2006 Smart Roadster vs. 2004 Smart ForFour
To start off, 2006 Smart Roadster is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Smart ForFour. In addition, the cost of maintenance, including insurance, on 2004 Smart ForFour would be higher. At 1,123 cc (3 cylinders), 2004 Smart ForFour is equipped with a bigger engine. In terms of performance, 2006 Smart Roadster (100 HP @ 5250 RPM) has 26 more horse power than 2004 Smart ForFour. (74 HP @ 6000 RPM). In normal driving conditions, 2006 Smart Roadster should accelerate faster than 2004 Smart ForFour. With that said, vehicle weight also plays an important factor in acceleration. 2006 Smart Roadster weights approximately 5 kg more than 2004 Smart ForFour. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 Smart Roadster. However, in wet, icy, snow, or gravel driving conditions, 2004 Smart ForFour, 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 Smart Roadster (130 Nm @ 2500 RPM) has 30 more torque (in Nm) than 2004 Smart ForFour. (100 Nm @ 3500 RPM). This means 2006 Smart Roadster will have an easier job in driving up hills or pulling heavy equipment than 2004 Smart ForFour.
Compare all specifications:
| 2006 Smart Roadster | 2004 Smart ForFour | |
| Make | Smart | Smart |
| Model | Roadster | ForFour |
| Year Released | 2006 | 2004 |
| Body Type | Coupe | Hatchback |
| Engine Position | Rear | Front |
| Engine Size | 696 cc | 1123 cc |
| Engine Cylinders | 3 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 74 HP |
| Engine RPM | 5250 RPM | 6000 RPM |
| Torque | 130 Nm | 100 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Engine Bore Size | 66.5 mm | 75.5 mm |
| Engine Stroke Size | 67 mm | 84.8 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 195 km/hour | 165 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 13.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 970 kg | 965 kg |
| Vehicle Length | 3430 mm | 3760 mm |
| Vehicle Width | 1620 mm | 1690 mm |
| Vehicle Height | 1200 mm | 1460 mm |
| Wheelbase Size | 2370 mm | 2510 mm |
| Fuel Consumption Overall | 5.3 L/100km | 5.5 L/100km |
| Fuel Tank Capacity | 35 L | 47 L |
