2001 Daihatsu U4 B vs. 2006 Kia Optima
To start off, 2006 Kia Optima is newer by 5 year(s). Which means there will be less support and parts availability for 2001 Daihatsu U4 B. In addition, the cost of maintenance, including insurance, on 2001 Daihatsu U4 B would be higher. At 2,360 cc (4 cylinders), 2006 Kia Optima is equipped with a bigger engine. In terms of performance, 2006 Kia Optima (138 HP @ 5500 RPM) has 76 more horse power than 2001 Daihatsu U4 B. (62 HP @ 6000 RPM) In normal driving conditions, 2006 Kia Optima should accelerate faster than 2001 Daihatsu U4 B. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 1184 kg more than 2001 Daihatsu U4 B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Daihatsu U4 B is four wheel drive (4WD), it will have significant more traction and grip than 2006 Kia Optima. In wet, icy, snow, or gravel driving conditions, 2001 Daihatsu U4 B 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, 2006 Kia Optima (199 Nm @ 3000 RPM) has 91 more torque (in Nm) than 2001 Daihatsu U4 B. (108 Nm @ 3600 RPM). This means 2006 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2001 Daihatsu U4 B.
Compare all specifications:
| 2001 Daihatsu U4 B | 2006 Kia Optima | |
| Make | Daihatsu | Kia |
| Model | U4 B | Optima |
| Year Released | 2001 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 660 cc | 2360 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 138 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 108 Nm | 199 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Bore Size | 68 mm | 81 mm |
| Engine Stroke Size | 60.5 mm | 88 mm |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 820 kg | 2004 kg |
| Vehicle Length | 3400 mm | 4730 mm |
| Vehicle Width | 1480 mm | 1820 mm |
| Vehicle Height | 1580 mm | 1420 mm |
| Wheelbase Size | 2370 mm | 2710 mm |
