2005 Audi S4 vs. 2006 Lexus IS
To start off, 2006 Lexus IS is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 34 more horse power than 2006 Lexus IS. (306 HP @ 6400 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2006 Lexus IS.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 34 more torque (in Nm) than 2006 Lexus IS. (376 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus IS.
Compare all specifications:
| 2005 Audi S4 | 2006 Lexus IS | |
| Make | Audi | Lexus |
| Model | S4 | IS |
| Year Released | 2005 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 3441 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 306 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 410 Nm | 376 Nm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4580 mm | 4580 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2740 mm |
| Fuel Consumption Highway | 10.2 L/100km | 8.6 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.4 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 10 L/100km |
| Fuel Tank Capacity | 63 L | 65 L |
