2008 Audi A6 vs. 2005 Cadillac STS
To start off, 2008 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 3,562 cc (6 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (252 HP @ 6500 RPM) has 91 more horse power than 2008 Audi A6. (161 HP @ 4000 RPM) In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 170 kg more than 2008 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2008 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Cadillac STS (342 Nm @ 3200 RPM) has 32 more torque (in Nm) than 2008 Audi A6. (310 Nm @ 1400 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6. 2005 Cadillac STS has automatic transmission and 2008 Audi A6 has manual transmission. 2008 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2005 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | A6 | STS |
| Year Released | 2008 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 3562 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 252 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 310 Nm | 342 Nm |
| Torque RPM | 1400 RPM | 3200 RPM |
| Engine Bore Size | 78.3 mm | 94 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 19.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 9.5 seconds | 7.4 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1620 kg | 1790 kg |
| Vehicle Length | 4800 mm | 4990 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2690 mm |
| Fuel Consumption Overall | 6.9 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 95 L |
