2007 BMW 730 vs. 2008 Cadillac STS
To start off, 2008 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW 730. In addition, the cost of maintenance, including insurance, on 2007 BMW 730 would be higher. At 4,376 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (469 HP @ 6400 RPM) has 214 more horse power than 2007 BMW 730. (255 HP @ 6600 RPM) In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2007 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 730 weights approximately 260 kg more than 2008 Cadillac STS.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 730. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS will offer significantly more control. 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 Cadillac STS (595 Nm @ 3900 RPM) has 295 more torque (in Nm) than 2007 BMW 730. (300 Nm @ 2500 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 730.
Compare all specifications:
| 2007 BMW 730 | 2008 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | 730 | STS |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 4376 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 469 HP |
| Engine RPM | 6600 RPM | 6400 RPM |
| Torque | 300 Nm | 595 Nm |
| Torque RPM | 2500 RPM | 3900 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1820 kg | 1560 kg |
| Vehicle Length | 5180 mm | 5030 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1500 mm | 1480 mm |
| Wheelbase Size | 3140 mm | 2960 mm |
| Fuel Consumption Overall | 10.1 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 88 L | 64 L |
