2009 Audi A8 vs. 2008 Cadillac CTS
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2008 Cadillac CTS would be higher. At 5,998 cc, 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 6200 RPM) has 140 more horse power than 2008 Cadillac CTS. (304 HP @ 6400 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2008 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 205 kg more than 2008 Cadillac CTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Cadillac CTS. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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, 2009 Audi A8 (580 Nm @ 4000 RPM) has 210 more torque (in Nm) than 2008 Cadillac CTS. (370 Nm @ 5200 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac CTS.
Compare all specifications:
| 2009 Audi A8 | 2008 Cadillac CTS | |
| Make | Audi | Cadillac |
| Model | A8 | CTS |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 3598 cc |
| Engine Type | W | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 304 HP |
| Engine RPM | 6200 RPM | 6400 RPM |
| Torque | 580 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Engine Compression Ratio | 11.0:1 | 11.3:1 |
| 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 | 4 doors |
| Vehicle Weight | 1995 kg | 1790 kg |
| Vehicle Length | 5190 mm | 4870 mm |
| Vehicle Width | 1900 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1480 mm |
| Wheelbase Size | 3080 mm | 2890 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 90 L | 68 L |
