2003 Audi A6 vs. 2007 Cadillac CTS
To start off, 2007 Cadillac CTS is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Audi A6. In addition, the cost of maintenance, including insurance, on 2003 Audi A6 would be higher. At 3,564 cc (6 cylinders), 2007 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2007 Cadillac CTS (253 HP @ 6200 RPM) has 27 more horse power than 2003 Audi A6. (226 HP @ 5800 RPM) In normal driving conditions, 2007 Cadillac CTS should accelerate faster than 2003 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac CTS weights approximately 44 kg more than 2003 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac CTS. In wet, icy, snow, or gravel driving conditions, 2003 Audi A6 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 Cadillac CTS (343 Nm @ 3200 RPM) has 33 more torque (in Nm) than 2003 Audi A6. (310 Nm @ 1700 RPM). This means 2007 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A6.
Compare all specifications:
| 2003 Audi A6 | 2007 Cadillac CTS | |
| Make | Audi | Cadillac |
| Model | A6 | CTS |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 3564 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 226 HP | 253 HP |
| Engine RPM | 5800 RPM | 6200 RPM |
| Torque | 310 Nm | 343 Nm |
| Torque RPM | 1700 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 94 mm |
| Engine Stroke Size | 86.4 mm | 85 mm |
| Top Speed | 245 km/hour | 241 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1662 kg | 1706 kg |
| Vehicle Length | 4800 mm | 4830 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1450 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 11.6 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 70 L | 66 L |
