2003 Cadillac CTS vs. 2007 Mercedes-Benz E
To start off, 2007 Mercedes-Benz E is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2003 Cadillac CTS would be higher. At 2,597 cc (6 cylinders), 2003 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz E (180 HP @ 5500 RPM) has 1 more horse power than 2003 Cadillac CTS. (179 HP @ 6000 RPM) In normal driving conditions, 2007 Mercedes-Benz E should accelerate faster than 2003 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz E weights approximately 100 kg more than 2003 Cadillac CTS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Mercedes-Benz E (250 Nm @ 3500 RPM) has 5 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2007 Mercedes-Benz E will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS.
Compare all specifications:
| 2003 Cadillac CTS | 2007 Mercedes-Benz E | |
| Make | Cadillac | Mercedes-Benz |
| Model | CTS | E |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2597 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 180 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 245 Nm | 250 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Engine Bore Size | 83.3 mm | 82 mm |
| Engine Stroke Size | 79.6 mm | 85 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1620 kg | 1720 kg |
| Vehicle Length | 4840 mm | 4860 mm |
| Vehicle Width | 1800 mm | 1830 mm |
| Vehicle Height | 1450 mm | 1500 mm |
| Wheelbase Size | 2890 mm | 2860 mm |
| Fuel Tank Capacity | 64 L | 70 L |
