2007 Audi A4 vs. 2006 Smart ForFour
To start off, 2007 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Smart ForFour. In addition, the cost of maintenance, including insurance, on 2006 Smart ForFour would be higher. At 1,984 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Smart ForFour (175 HP @ 6000 RPM) has 45 more horse power than 2007 Audi A4. (130 HP @ 5700 RPM) In normal driving conditions, 2006 Smart ForFour should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 250 kg more than 2006 Smart ForFour.
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 Smart ForFour (230 Nm @ 3500 RPM) has 35 more torque (in Nm) than 2007 Audi A4. (195 Nm @ 3300 RPM). This means 2006 Smart ForFour will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2007 Audi A4 has automatic transmission and 2006 Smart ForFour has manual transmission. 2006 Smart ForFour will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2006 Smart ForFour | |
| Make | Audi | Smart |
| Model | A4 | ForFour |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1467 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 130 HP | 175 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 195 Nm | 230 Nm |
| Torque RPM | 3300 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 205 km/hour | 221 km/hour |
| Acceleration 0-100mph | 10.4 seconds | 6.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1340 kg | 1090 kg |
| Vehicle Length | 4590 mm | 3760 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2650 mm | 2510 mm |
| Fuel Consumption Overall | 7.9 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 70 L | 50 L |
