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 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 7000 RPM) has 130 more horse power than 2006 Lexus IS. (210 HP @ 5800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2006 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 240 kg more than 2006 Lexus IS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2005 Audi S4 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, 2005 Audi S4 (410 Nm @ 3500 RPM) has 122 more torque (in Nm) than 2006 Lexus IS. (288 Nm @ 3800 RPM). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus IS. 2006 Lexus IS has automatic transmission and 2005 Audi S4 has manual transmission. 2005 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Lexus IS will be easier to drive especially in heavy traffic.
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 | 4163 cc | 2997 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 210 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 410 Nm | 288 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 85 mm | 86.1 mm |
| Engine Stroke Size | 93 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 5.9 seconds | 8.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1855 kg | 1615 kg |
| Vehicle Length | 4580 mm | 4500 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2680 mm |
| Fuel Consumption Overall | 14 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
