2009 Audi R8 vs. 2007 Cadillac STS
To start off, 2009 Audi R8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS would be higher. At 5,204 cc (10 cylinders), 2009 Audi R8 is equipped with a bigger engine. In terms of performance, 2009 Audi R8 (518 HP @ 8000 RPM) has 263 more horse power than 2007 Cadillac STS. (255 HP @ 6500 RPM). In normal driving conditions, 2009 Audi R8 should accelerate faster than 2007 Cadillac STS.
Because 2009 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2007 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2009 Audi R8 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 R8 (530 Nm @ 6500 RPM) has 188 more torque (in Nm) than 2007 Cadillac STS. (342 Nm @ 3200 RPM). This means 2009 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS. 2007 Cadillac STS has automatic transmission and 2009 Audi R8 has manual transmission. 2009 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi R8 | 2007 Cadillac STS | |
| Make | Audi | Cadillac |
| Model | R8 | STS |
| Year Released | 2009 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Middle | Front |
| Engine Size | 5204 cc | 3556 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 518 HP | 255 HP |
| Engine RPM | 8000 RPM | 6500 RPM |
| Torque | 530 Nm | 342 Nm |
| Torque RPM | 6500 RPM | 3200 RPM |
| Engine Compression Ratio | 12.5:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4440 mm | 4990 mm |
| Vehicle Width | 1940 mm | 1850 mm |
| Vehicle Height | 1260 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2960 mm |
| Fuel Consumption Highway | 12.4 L/100km | 8.7 L/100km |
| Fuel Consumption City | 19.6 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 75 L | 64 L |
