2007 Kia Optima vs. 2007 Opel Signum
To start off, both 2007 Kia Optima and 2007 Opel Signum were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,654 cc (6 cylinders), 2007 Kia Optima is equipped with a bigger engine. In terms of performance, 2007 Kia Optima (185 HP @ 6000 RPM) has 65 more horse power than 2007 Opel Signum. (120 HP @ 6000 RPM). In normal driving conditions, 2007 Kia Optima should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Kia Optima weights approximately 7 kg more than 2007 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Kia Optima (247 Nm @ 4000 RPM) has 80 more torque (in Nm) than 2007 Opel Signum. (167 Nm @ 3800 RPM). This means 2007 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum. 2007 Kia Optima has automatic transmission and 2007 Opel Signum has manual transmission. 2007 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Kia Optima will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 Kia Optima | 2007 Opel Signum | |
Make | Kia | Opel |
Model | Optima | Signum |
Year Released | 2007 | 2007 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 2654 cc | 1796 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 185 HP | 120 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 247 Nm | 167 Nm |
Torque RPM | 4000 RPM | 3800 RPM |
Engine Bore Size | 86.7 mm | 80.6 mm |
Engine Stroke Size | 75 mm | 88.2 mm |
Engine Compression Ratio | 10.4:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Drive Type | Front | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1487 kg | 1480 kg |
Vehicle Length | 4740 mm | 4640 mm |
Vehicle Width | 1810 mm | 1800 mm |
Vehicle Height | 1490 mm | 1470 mm |
Wheelbase Size | 2730 mm | 2840 mm |
Fuel Consumption Overall | 9.4 L/100km | 7.9 L/100km |
Fuel Tank Capacity | 62 L | 60 L |