2005 BMW 730 vs. 2009 Cadillac BLS
To start off, 2009 Cadillac BLS is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 730. In addition, the cost of maintenance, including insurance, on 2005 BMW 730 would be higher. At 2,977 cc (6 cylinders), 2005 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 730 (254 HP @ 6600 RPM) has 2 more horse power than 2009 Cadillac BLS. (252 HP @ 5500 RPM). In normal driving conditions, 2005 BMW 730 should accelerate faster than 2009 Cadillac BLS. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 300 kg more than 2009 Cadillac BLS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 730 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2009 Cadillac BLS, being front wheel drive (FWD), will offer much better control with better grip. 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 Cadillac BLS (365 Nm @ 1800 RPM) has 65 more torque (in Nm) than 2005 BMW 730. (300 Nm @ 2500 RPM). This means 2009 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 730. 2005 BMW 730 has automatic transmission and 2009 Cadillac BLS has manual transmission. 2009 Cadillac BLS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 730 | 2009 Cadillac BLS | |
| Make | BMW | Cadillac |
| Model | 730 | BLS |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 252 HP |
| Engine RPM | 6600 RPM | 5500 RPM |
| Torque | 300 Nm | 365 Nm |
| Torque RPM | 2500 RPM | 1800 RPM |
| Engine Bore Size | 85 mm | 89.1 mm |
| Engine Stroke Size | 88 mm | 74.8 mm |
| Engine Compression Ratio | 10.7:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 7.8 seconds | 7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1935 kg | 1635 kg |
| Vehicle Length | 5040 mm | 4690 mm |
| Vehicle Width | 1910 mm | 1760 mm |
| Vehicle Height | 1500 mm | 1480 mm |
| Wheelbase Size | 2840 mm | 2680 mm |
| Fuel Consumption Overall | 10.7 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 88 L | 58 L |
