2007 Cadillac SRX vs. 2009 Kia Optima
To start off, 2009 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Cadillac SRX. In addition, the cost of maintenance, including insurance, on 2007 Cadillac SRX would be higher. At 3,564 cc (6 cylinders), 2007 Cadillac SRX is equipped with a bigger engine. In terms of performance, 2007 Cadillac SRX (254 HP @ 6500 RPM) has 60 more horse power than 2009 Kia Optima. (194 HP @ 6000 RPM). In normal driving conditions, 2007 Cadillac SRX should accelerate faster than 2009 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac SRX weights approximately 552 kg more than 2009 Kia Optima. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Cadillac SRX is four wheel drive (4WD), it will have significant more traction and grip than 2009 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac SRX 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, 2007 Cadillac SRX (339 Nm @ 2800 RPM) has 89 more torque (in Nm) than 2009 Kia Optima. (250 Nm @ 4500 RPM). This means 2007 Cadillac SRX will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Optima.
Compare all specifications:
| 2007 Cadillac SRX | 2009 Kia Optima | |
| Make | Cadillac | Kia |
| Model | SRX | Optima |
| Year Released | 2007 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 2656 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 194 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 339 Nm | 250 Nm |
| Torque RPM | 2800 RPM | 4500 RPM |
| Engine Compression Ratio | 10.2:1 | 10.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2071 kg | 1519 kg |
| Vehicle Length | 4960 mm | 4810 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1730 mm | 1490 mm |
| Wheelbase Size | 2960 mm | 2730 mm |
| Fuel Consumption Overall | 14.7 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 76 L | 62 L |
