2009 Audi A3 vs. 2005 Smart Roadster
To start off, 2009 Audi A3 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2005 Smart Roadster would be higher. At 1,984 cc (4 cylinders), 2009 Audi A3 is equipped with a bigger engine. In terms of performance, 2009 Audi A3 (197 HP @ 5100 RPM) has 116 more horse power than 2005 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 2009 Audi A3 should accelerate faster than 2005 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A3 weights approximately 557 kg more than 2005 Smart Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2009 Audi A3, 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, 2009 Audi A3 (280 Nm @ 1800 RPM) has 170 more torque (in Nm) than 2005 Smart Roadster. (110 Nm @ 2250 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart Roadster. 2009 Audi A3 has automatic transmission and 2005 Smart Roadster has manual transmission. 2005 Smart Roadster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A3 | 2005 Smart Roadster | |
| Make | Audi | Smart |
| Model | A3 | Roadster |
| Year Released | 2009 | 2005 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1984 cc | 698 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 197 HP | 81 HP |
| Engine RPM | 5100 RPM | 5250 RPM |
| Torque | 280 Nm | 110 Nm |
| Torque RPM | 1800 RPM | 2250 RPM |
| Engine Bore Size | 82.6 mm | 66.5 mm |
| Engine Stroke Size | 92.8 mm | 67 mm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 6.9 seconds | 10.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1445 kg | 888 kg |
| Vehicle Length | 4220 mm | 3430 mm |
| Vehicle Width | 1770 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1200 mm |
| Wheelbase Size | 2580 mm | 2370 mm |
| Fuel Consumption Overall | 7.7 L/100km | 5.1 L/100km |
| Fuel Tank Capacity | 55 L | 35 L |
