2009 Audi A4 vs. 2007 Cadillac BLS
To start off, 2009 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Cadillac BLS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac BLS would be higher. At 1,908 cc (4 cylinders), 2007 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (158 HP @ 4500 RPM) has 10 more horse power than 2007 Cadillac BLS. (148 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2007 Cadillac BLS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac BLS weights approximately 740 kg more than 2009 Audi A4.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2007 Cadillac BLS (320 Nm @ 2000 RPM) has 70 more torque (in Nm) than 2009 Audi A4. (250 Nm @ 1500 RPM). This means 2007 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2007 Cadillac BLS | |
| Make | Audi | Cadillac |
| Model | A4 | BLS |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 1908 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 158 HP | 148 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 250 Nm | 320 Nm |
| Torque RPM | 1500 RPM | 2000 RPM |
| Engine Compression Ratio | 9.6:1 | 9.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 225 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 9.6 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 895 kg | 1635 kg |
| Vehicle Length | 4710 mm | 4690 mm |
| Vehicle Width | 2010 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2810 mm | 2680 mm |
| Fuel Consumption Overall | 7.1 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 65 L | 58 L |
