2002 Audi A4 vs. 2003 Smart Roadster
To start off, 2003 Smart Roadster is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Audi A4. In addition, the cost of maintenance, including insurance, on 2002 Audi A4 would be higher. At 2,391 cc (6 cylinders), 2002 Audi A4 is equipped with a bigger engine. In terms of performance, 2002 Audi A4 (168 HP @ 4000 RPM) has 87 more horse power than 2003 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 2002 Audi A4 should accelerate faster than 2003 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A4 weights approximately 675 kg more than 2003 Smart Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2002 Audi A4, 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 Audi A4 (310 Nm @ 1400 RPM) has 200 more torque (in Nm) than 2003 Smart Roadster. (110 Nm @ 2250 RPM). This means 2002 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Smart Roadster.
Compare all specifications:
| 2002 Audi A4 | 2003 Smart Roadster | |
| Make | Audi | Smart |
| Model | A4 | Roadster |
| Year Released | 2002 | 2003 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2391 cc | 698 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Horse Power | 168 HP | 81 HP |
| Engine RPM | 4000 RPM | 5250 RPM |
| Torque | 310 Nm | 110 Nm |
| Torque RPM | 1400 RPM | 2250 RPM |
| Engine Bore Size | 78.3 mm | 66.5 mm |
| Engine Stroke Size | 86.4 mm | 67 mm |
| Engine Compression Ratio | 18.5:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 225 km/hour | 180 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1560 kg | 885 kg |
| Vehicle Length | 4550 mm | 3430 mm |
| Vehicle Width | 1780 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1200 mm |
| Wheelbase Size | 2770 mm | 2370 mm |
| Fuel Consumption Overall | 7 L/100km | 5.1 L/100km |
