2005 Kia Optima vs. 2003 Suzuki Grand Vitara
To start off, 2005 Kia Optima is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Suzuki Grand Vitara. In addition, the cost of maintenance, including insurance, on 2003 Suzuki Grand Vitara would be higher. At 2,360 cc (4 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Kia Optima (138 HP @ 3800 RPM) has 45 more horse power than 2003 Suzuki Grand Vitara. (93 HP @ 5200 RPM). In normal driving conditions, 2005 Kia Optima should accelerate faster than 2003 Suzuki Grand Vitara. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Optima weights approximately 238 kg more than 2003 Suzuki Grand Vitara. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Suzuki Grand Vitara is four wheel drive (4WD), it will have significant more traction and grip than 2005 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2003 Suzuki Grand Vitara 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, 2005 Kia Optima (199 Nm) has 19 more torque (in Nm) than 2003 Suzuki Grand Vitara. (180 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2003 Suzuki Grand Vitara.
Compare all specifications:
| 2005 Kia Optima | 2003 Suzuki Grand Vitara | |
| Make | Kia | Suzuki |
| Model | Optima | Grand Vitara |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2360 cc | 1590 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 93 HP |
| Engine RPM | 3800 RPM | 5200 RPM |
| Torque | 199 Nm | 180 Nm |
| Engine Bore Size | 87 mm | 75 mm |
| Engine Stroke Size | 100 mm | 90 mm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1488 kg | 1250 kg |
| Vehicle Length | 4730 mm | 3880 mm |
| Vehicle Width | 1820 mm | 1700 mm |
| Vehicle Height | 1420 mm | 1690 mm |
| Wheelbase Size | 2710 mm | 2210 mm |
| Fuel Tank Capacity | 65 L | 30 L |
