2007 Audi A4 vs. 2003 Lexus IS
To start off, 2007 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Lexus IS. In addition, the cost of maintenance, including insurance, on 2003 Lexus IS would be higher. At 3,123 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 6500 RPM) has 51 more horse power than 2003 Lexus IS. (201 HP @ 5600 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2003 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 40 kg more than 2003 Lexus IS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2007 Audi A4 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, 2007 Audi A4 (330 Nm @ 3250 RPM) has 34 more torque (in Nm) than 2003 Lexus IS. (296 Nm @ 3800 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Lexus IS.
Compare all specifications:
| 2007 Audi A4 | 2003 Lexus IS | |
| Make | Audi | Lexus |
| Model | A4 | IS |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2997 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 252 HP | 201 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 330 Nm | 296 Nm |
| Torque RPM | 3250 RPM | 3800 RPM |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1580 kg | 1540 kg |
| Vehicle Length | 4590 mm | 4510 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2650 mm | 2680 mm |
| Fuel Tank Capacity | 63 L | 66 L |
