2005 Alfa Romeo 156 vs. 2004 Kia Optima
To start off, 2005 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Kia Optima. In addition, the cost of maintenance, including insurance, on 2004 Kia Optima would be higher. At 3,179 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (247 HP @ 6200 RPM) has 109 more horse power than 2004 Kia Optima. (138 HP @ 3800 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2004 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2004 Kia Optima weights approximately 139 kg more than 2005 Alfa Romeo 156.
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, 2005 Alfa Romeo 156 (305 Nm) has 106 more torque (in Nm) than 2004 Kia Optima. (199 Nm). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Optima.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2004 Kia Optima | |
| Make | Alfa Romeo | Kia |
| Model | 156 | Optima |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2398 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 138 HP |
| Engine RPM | 6200 RPM | 3800 RPM |
| Torque | 305 Nm | 199 Nm |
| Engine Bore Size | 93 mm | 87 mm |
| Engine Stroke Size | 78 mm | 100 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1410 kg | 1549 kg |
| Vehicle Length | 4440 mm | 4730 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1410 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2720 mm |
| Fuel Consumption Overall | 12.3 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 63 L | 65 L |
