2008 Audi S4 vs. 2009 Cadillac DTS
To start off, 2009 Cadillac DTS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi S4. In addition, the cost of maintenance, including insurance, on 2008 Audi S4 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (456 HP @ 6800 RPM) has 180 more horse power than 2009 Cadillac DTS. (276 HP @ 6000 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 2009 Cadillac DTS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S4 weights approximately 260 kg more than 2009 Cadillac DTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac DTS. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 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 Cadillac DTS (400 Nm @ 4400 RPM) has 98 more torque (in Nm) than 2008 Audi S4. (302 Nm @ 3500 RPM). This means 2009 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S4.
Compare all specifications:
| 2008 Audi S4 | 2009 Cadillac DTS | |
| Make | Audi | Cadillac |
| Model | S4 | DTS |
| Year Released | 2008 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4124 cc | 4565 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 456 HP | 276 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 302 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1895 kg | 1635 kg |
| Vehicle Length | 4580 mm | 5280 mm |
| Vehicle Width | 1400 mm | 1910 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2940 mm |
| Fuel Consumption Overall | 16.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 68 L |
