2003 Audi A3 vs. 2007 Lexus IS
To start off, 2007 Lexus IS is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 2,491 cc (6 cylinders), 2007 Lexus IS is equipped with a bigger engine. In terms of performance, 2007 Lexus IS (205 HP @ 6400 RPM) has 105 more horse power than 2003 Audi A3. (100 HP @ 5600 RPM) In normal driving conditions, 2007 Lexus IS should accelerate faster than 2003 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus IS weights approximately 355 kg more than 2003 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2003 Audi A3 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 Lexus IS (252 Nm @ 3800 RPM) has 104 more torque (in Nm) than 2003 Audi A3. (148 Nm @ 3800 RPM). This means 2007 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A3.
Compare all specifications:
| 2003 Audi A3 | 2007 Lexus IS | |
| Make | Audi | Lexus |
| Model | A3 | IS |
| Year Released | 2003 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 2491 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 205 HP |
| Engine RPM | 5600 RPM | 6400 RPM |
| Torque | 148 Nm | 252 Nm |
| Torque RPM | 3800 RPM | 3800 RPM |
| Engine Bore Size | 81.1 mm | 83 mm |
| Engine Stroke Size | 77.4 mm | 77 mm |
| Engine Compression Ratio | 10.3:1 | 12.0:1 |
| Acceleration 0-100mph | 11.9 seconds | 8.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1205 kg | 1560 kg |
| Vehicle Length | 4210 mm | 4580 mm |
| Vehicle Width | 1770 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2740 mm |
| Fuel Consumption | 5.5 L/100km | 8.1 L/100km |
| Fuel Consumption City | 9.6 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 7 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 55 L | 65 L |
