2006 Audi A3 vs. 2005 Smart ForFour
To start off, 2006 Audi A3 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Smart ForFour. In addition, the cost of maintenance, including insurance, on 2005 Smart ForFour would be higher. At 1,968 cc (4 cylinders), 2006 Audi A3 is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (138 HP @ 4000 RPM) has 44 more horse power than 2005 Smart ForFour. (94 HP @ 6000 RPM). In normal driving conditions, 2006 Audi A3 should accelerate faster than 2005 Smart ForFour. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A3 weights approximately 410 kg more than 2005 Smart ForFour. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2006 Audi A3 (320 Nm @ 1750 RPM) has 195 more torque (in Nm) than 2005 Smart ForFour. (125 Nm @ 4000 RPM). This means 2006 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart ForFour.
Compare all specifications:
| 2006 Audi A3 | 2005 Smart ForFour | |
| Make | Audi | Smart |
| Model | A3 | ForFour |
| Year Released | 2006 | 2005 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1332 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 94 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 125 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 75.5 mm |
| Engine Stroke Size | 95.5 mm | 75.4 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 207 km/hour | 180 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 11.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1380 kg | 970 kg |
| Vehicle Length | 4290 mm | 3760 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 2510 mm |
| Fuel Consumption Overall | 5.6 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 55 L | 47 L |
