2006 Audi S4 vs. 2003 Lexus RX
To start off, 2006 Audi S4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Lexus RX. In addition, the cost of maintenance, including insurance, on 2003 Lexus RX would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 142 more horse power than 2003 Lexus RX. (198 HP @ 5600 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2003 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 15 kg more than 2003 Lexus RX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi S4. In wet, icy, snow, or gravel driving conditions, 2003 Lexus RX 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 126 more torque (in Nm) than 2003 Lexus RX. (284 Nm @ 4400 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Lexus RX. 2003 Lexus RX has automatic transmission and 2006 Audi S4 has manual transmission. 2006 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Lexus RX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi S4 | 2003 Lexus RX | |
| Make | Audi | Lexus |
| Model | S4 | RX |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 340 HP | 198 HP |
| Engine RPM | 7000 RPM | 5600 RPM |
| Torque | 410 Nm | 284 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1865 kg |
| Vehicle Length | 4590 mm | 4590 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1670 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
