2003 Cadillac CTS 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 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2003 Cadillac CTS would be higher. At 3,600 cc (6 cylinders), 2013 Cadillac ATS is equipped with a bigger engine. In terms of performance, 2013 Cadillac ATS (317 HP @ 6800 RPM) has 138 more horse power than 2003 Cadillac CTS. (179 HP @ 6000 RPM) In normal driving conditions, 2013 Cadillac ATS should accelerate faster than 2003 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac CTS weights approximately 50 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 (373 Nm @ 4800 RPM) has 128 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2013 Cadillac ATS will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS. 2013 Cadillac ATS has automatic transmission and 2003 Cadillac CTS has manual transmission. 2003 Cadillac CTS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Cadillac ATS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Cadillac CTS | 2013 Cadillac ATS | |
| Make | Cadillac | Cadillac |
| Model | CTS | ATS |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2597 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 317 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 245 Nm | 373 Nm |
| Torque RPM | 3400 RPM | 4800 RPM |
| Engine Bore Size | 83.3 mm | 94 mm |
| Engine Stroke Size | 79.6 mm | 86 mm |
| Engine Compression Ratio | 10.2:1 | 11.5 |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1620 kg | 1570 kg |
| Vehicle Length | 4840 mm | 4643 mm |
| Vehicle Width | 1800 mm | 1806 mm |
| Vehicle Height | 1450 mm | 1417 mm |
| Wheelbase Size | 2890 mm | 2776 mm |
| Fuel Tank Capacity | 64 L | 61 L |
