2001 Daihatsu U4 B vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 2 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 1,794 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (120 HP @ 5400 RPM) has 58 more horse power than 2001 Daihatsu U4 B. (62 HP @ 6000 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2001 Daihatsu U4 B. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 650 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 2003 Opel Vectra. 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, 2003 Opel Vectra (167 Nm @ 3800 RPM) has 59 more torque (in Nm) than 2001 Daihatsu U4 B. (108 Nm @ 3600 RPM). This means 2003 Opel Vectra 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 | 2003 Opel Vectra | |
| Make | Daihatsu | Opel |
| Model | U4 B | Vectra |
| Year Released | 2001 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 660 cc | 1794 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 120 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 108 Nm | 167 Nm |
| Torque RPM | 3600 RPM | 3800 RPM |
| Engine Bore Size | 68 mm | 80.5 mm |
| Engine Stroke Size | 60.5 mm | 88.2 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 820 kg | 1470 kg |
| Vehicle Length | 3400 mm | 4830 mm |
| Vehicle Width | 1480 mm | 1800 mm |
| Vehicle Height | 1580 mm | 1510 mm |
