2003 BMW 730 vs. 2013 Cadillac ATS
To start off, 2013 Cadillac ATS is newer by 10 year(s). Which means there will be less support and parts availability for 2003 BMW 730. In addition, the cost of maintenance, including insurance, on 2003 BMW 730 would be higher. At 2,999 cc (6 cylinders), 2003 BMW 730 is equipped with a bigger engine. In terms of performance, 2013 Cadillac ATS (268 HP @ 5500 RPM) has 40 more horse power than 2003 BMW 730. (228 HP @ 5900 RPM) In normal driving conditions, 2013 Cadillac ATS should accelerate faster than 2003 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 730 weights approximately 260 kg more than 2013 Cadillac ATS.
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, 2013 Cadillac ATS (353 Nm @ 5500 RPM) has 53 more torque (in Nm) than 2003 BMW 730. (300 Nm @ 3500 RPM). This means 2013 Cadillac ATS will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 730.
Compare all specifications:
| 2003 BMW 730 | 2013 Cadillac ATS | |
| Make | BMW | Cadillac |
| Model | 730 | ATS |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2000 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 268 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 300 Nm | 353 Nm |
| Torque RPM | 3500 RPM | 5500 RPM |
| Engine Bore Size | 84.1 mm | 86 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 10.2:1 | 9.5 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1790 kg | 1530 kg |
| Vehicle Length | 5040 mm | 4643 mm |
| Vehicle Width | 1910 mm | 1806 mm |
| Vehicle Height | 1500 mm | 1410 mm |
| Wheelbase Size | 3000 mm | 2776 mm |
| Fuel Tank Capacity | 63 L | 61 L |
