2003 Opel Astra vs. 2013 Cadillac CTS
To start off, 2013 Cadillac CTS is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 3,000 cc (6 cylinders), 2013 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2013 Cadillac CTS (266 HP @ 7000 RPM) has 184 more horse power than 2003 Opel Astra. (82 HP @ 4400 RPM) In normal driving conditions, 2013 Cadillac CTS should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2013 Cadillac CTS weights approximately 520 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Cadillac CTS is all wheel drive (AWD), it will have significant more traction and grip than 2003 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2013 Cadillac CTS 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, 2013 Cadillac CTS (302 Nm @ 5700 RPM) has 117 more torque (in Nm) than 2003 Opel Astra. (185 Nm @ 1500 RPM). This means 2013 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2003 Opel Astra | 2013 Cadillac CTS | |
| Make | Opel | Cadillac |
| Model | Astra | CTS |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 82 HP | 266 HP |
| Engine RPM | 4400 RPM | 7000 RPM |
| Torque | 185 Nm | 302 Nm |
| Torque RPM | 1500 RPM | 5700 RPM |
| Engine Bore Size | 84 mm | 89 mm |
| Engine Stroke Size | 90 mm | 80 mm |
| Engine Compression Ratio | 18.5:1 | 11.7 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1905 kg |
| Vehicle Length | 4260 mm | 4877 mm |
| Vehicle Width | 1700 mm | 1842 mm |
| Vehicle Height | 1430 mm | 1473 mm |
| Wheelbase Size | 2620 mm | 2880 mm |
| Fuel Tank Capacity | 52 L | 68 L |
