2009 Audi A4 vs. 2006 Lexus IS
To start off, 2009 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Lexus IS. In addition, the cost of maintenance, including insurance, on 2006 Lexus IS would be higher. At 2,491 cc (6 cylinders), 2006 Lexus IS is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (211 HP @ 4300 RPM) has 6 more horse power than 2006 Lexus IS. (205 HP @ 6400 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2006 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus IS weights approximately 617 kg more than 2009 Audi A4.
Because 2006 Lexus IS is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2006 Lexus IS will offer significantly more control. 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 A4 (351 Nm @ 1500 RPM) has 100 more torque (in Nm) than 2006 Lexus IS. (251 Nm @ 4800 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus IS.
Compare all specifications:
| 2009 Audi A4 | 2006 Lexus IS | |
| Make | Audi | Lexus |
| Model | A4 | IS |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2491 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 211 HP | 205 HP |
| Engine RPM | 4300 RPM | 6400 RPM |
| Torque | 351 Nm | 251 Nm |
| Torque RPM | 1500 RPM | 4800 RPM |
| Engine Bore Size | 82.5 mm | 91.4 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 930 kg | 1547 kg |
| Vehicle Length | 4710 mm | 4580 mm |
| Vehicle Width | 1840 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2820 mm | 2740 mm |
| Fuel Consumption | 7.8 L/100km | 8.4 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 70 L | 65 L |
