2006 BMW M3 vs. 2007 Cadillac STS-V
To start off, 2007 Cadillac STS-V is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW M3. In addition, the cost of maintenance, including insurance, on 2006 BMW M3 would be higher. At 4,376 cc (8 cylinders), 2007 Cadillac STS-V is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS-V (469 HP @ 6400 RPM) has 131 more horse power than 2006 BMW M3. (338 HP @ 7900 RPM) In normal driving conditions, 2007 Cadillac STS-V should accelerate faster than 2006 BMW M3.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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 STS-V (595 Nm @ 3900 RPM) has 230 more torque (in Nm) than 2006 BMW M3. (365 Nm @ 4900 RPM). This means 2007 Cadillac STS-V will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW M3. 2007 Cadillac STS-V has automatic transmission and 2006 BMW M3 has manual transmission. 2006 BMW M3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS-V will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW M3 | 2007 Cadillac STS-V | |
| Make | BMW | Cadillac |
| Model | M3 | STS-V |
| Year Released | 2006 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3245 cc | 4376 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 469 HP |
| Engine RPM | 7900 RPM | 6400 RPM |
| Torque | 365 Nm | 595 Nm |
| Torque RPM | 4900 RPM | 3900 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4500 mm | 5030 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1480 mm |
| Wheelbase Size | 2740 mm | 2960 mm |
| Fuel Consumption | 10.2 L/100km | 11.2 L/100km |
| Fuel Consumption City | 14.7 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
