2005 Audi A2 vs. 2006 Audi A4
To start off, 2006 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A2. In addition, the cost of maintenance, including insurance, on 2005 Audi A2 would be higher. At 1,781 cc (4 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (162 HP @ 1950 RPM) has 102 more horse power than 2005 Audi A2. (60 HP @ 4000 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2005 Audi A2. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 580 kg more than 2005 Audi A2. 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 A4 (225 Nm @ 1950 RPM) has 85 more torque (in Nm) than 2005 Audi A2. (140 Nm @ 1800 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A2. 2006 Audi A4 has automatic transmission and 2005 Audi A2 has manual transmission. 2005 Audi A2 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A2 | 2006 Audi A4 | |
| Make | Audi | Audi |
| Model | A2 | A4 |
| Year Released | 2005 | 2006 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1190 cc | 1781 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 60 HP | 162 HP |
| Engine RPM | 4000 RPM | 1950 RPM |
| Torque | 140 Nm | 225 Nm |
| Torque RPM | 1800 RPM | 1950 RPM |
| Engine Bore Size | 76.5 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 19.5:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 168 km/hour | 228 km/hour |
| Acceleration 0-100mph | 14.9 seconds | 8.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 930 kg | 1510 kg |
| Vehicle Length | 3830 mm | 4550 mm |
| Vehicle Width | 1680 mm | 1780 mm |
| Vehicle Height | 1560 mm | 1430 mm |
| Wheelbase Size | 2410 mm | 2660 mm |
| Fuel Consumption Overall | 3 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 34 L | 70 L |
