2004 Opel Signum vs. 2013 Kia Optima
To start off, 2013 Kia Optima is newer by 9 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 2,000 cc (4 cylinders), 2013 Kia Optima is equipped with a bigger engine. In terms of performance, 2013 Kia Optima (270 HP @ 6000 RPM) has 97 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM) In normal driving conditions, 2013 Kia Optima should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 22 kg more than 2013 Kia Optima.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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 Kia Optima (365 Nm @ 4500 RPM) has 100 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2013 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2013 Kia Optima has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Kia Optima will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Signum | 2013 Kia Optima | |
| Make | Opel | Kia |
| Model | Signum | Optima |
| Year Released | 2004 | 2013 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2000 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 270 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 265 Nm | 365 Nm |
| Torque RPM | 2500 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1538 kg |
| Vehicle Length | 4640 mm | 4845 mm |
| Vehicle Width | 1800 mm | 1830 mm |
| Vehicle Height | 1470 mm | 1455 mm |
| Wheelbase Size | 2840 mm | 2795 mm |
| Fuel Tank Capacity | 60 L | 70 L |
