2003 Buick Regal vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Buick Regal. In addition, the cost of maintenance, including insurance, on 2003 Buick Regal would be higher. At 3,789 cc (6 cylinders), 2003 Buick Regal is equipped with a bigger engine. In terms of performance, 2003 Buick Regal (197 HP @ 5200 RPM) has 52 more horse power than 2004 Opel Vectra. (145 HP @ 5600 RPM). In normal driving conditions, 2003 Buick Regal should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Buick Regal weights approximately 105 kg more than 2004 Opel Vectra. 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, 2003 Buick Regal (312 Nm @ 4000 RPM) has 92 more torque (in Nm) than 2004 Opel Vectra. (220 Nm @ 3800 RPM). This means 2003 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
2003 Buick Regal | 2004 Opel Vectra | |
Make | Buick | Opel |
Model | Regal | Vectra |
Year Released | 2003 | 2004 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 3789 cc | 2196 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 197 HP | 145 HP |
Engine RPM | 5200 RPM | 5600 RPM |
Torque | 312 Nm | 220 Nm |
Torque RPM | 4000 RPM | 3800 RPM |
Engine Bore Size | 97 mm | 86 mm |
Engine Stroke Size | 86 mm | 94.6 mm |
Engine Compression Ratio | 9.4:1 | 12.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Front | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1560 kg | 1455 kg |
Vehicle Length | 4990 mm | 4600 mm |
Vehicle Width | 1850 mm | 1800 mm |
Vehicle Height | 1440 mm | 1470 mm |
Wheelbase Size | 2780 mm | 2710 mm |
Fuel Tank Capacity | 64 L | 61 L |