2006 Audi S4 vs. 2007 Cadillac BLS
To start off, 2007 Cadillac BLS is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 133 more horse power than 2007 Cadillac BLS. (207 HP @ 5300 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2007 Cadillac BLS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 320 kg more than 2007 Cadillac BLS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 110 more torque (in Nm) than 2007 Cadillac BLS. (300 Nm @ 2500 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac BLS. 2007 Cadillac BLS has automatic transmission and 2006 Audi S4 has manual transmission. 2006 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac BLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi S4 | 2007 Cadillac BLS | |
| Make | Audi | Cadillac |
| Model | S4 | BLS |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 207 HP |
| Engine RPM | 7000 RPM | 5300 RPM |
| Torque | 410 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 5.8 seconds | 7.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1560 kg |
| Vehicle Length | 4590 mm | 4690 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2650 mm | 2680 mm |
| Fuel Consumption Overall | 12.3 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 63 L | 58 L |
