2008 Audi A5 vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A5. In addition, the cost of maintenance, including insurance, on 2008 Audi A5 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Audi A5 (349 HP @ 7000 RPM) has 28 more horse power than 2009 Cadillac STS. (321 HP @ 6400 RPM). In normal driving conditions, 2008 Audi A5 should accelerate faster than 2009 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 190 kg more than 2008 Audi A5.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2008 Audi A5 (440 Nm @ 3500 RPM) has 13 more torque (in Nm) than 2009 Cadillac STS. (427 Nm @ 4400 RPM). This means 2008 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS. 2009 Cadillac STS has automatic transmission and 2008 Audi A5 has manual transmission. 2008 Audi A5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
2008 Audi A5 | 2009 Cadillac STS | |
Make | Audi | Cadillac |
Model | A5 | STS |
Year Released | 2008 | 2009 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 4163 cc | 4565 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 349 HP | 321 HP |
Engine RPM | 7000 RPM | 6400 RPM |
Torque | 440 Nm | 427 Nm |
Torque RPM | 3500 RPM | 4400 RPM |
Engine Bore Size | 84.5 mm | 93 mm |
Engine Stroke Size | 93 mm | 84 mm |
Engine Compression Ratio | 10.3:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Top Speed | 250 km/hour | 250 km/hour |
Acceleration 0-100mph | 5.1 seconds | 6.2 seconds |
Drive Type | 4WD | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1630 kg | 1820 kg |
Vehicle Length | 4640 mm | 4990 mm |
Vehicle Width | 1860 mm | 1850 mm |
Vehicle Height | 1380 mm | 1470 mm |
Wheelbase Size | 2760 mm | 2960 mm |
Fuel Consumption Overall | 12.6 L/100km | 16.8 L/100km |
Fuel Tank Capacity | 64 L | 66 L |