2003 Buick Regal vs. 2004 Opel Zafira
To start off, 2004 Opel Zafira 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 98 more horse power than 2004 Opel Zafira. (99 HP @ 6000 RPM). In normal driving conditions, 2003 Buick Regal should accelerate faster than 2004 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2003 Buick Regal weights approximately 167 kg more than 2004 Opel Zafira. 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 172 more torque (in Nm) than 2004 Opel Zafira. (140 Nm @ 3800 RPM). This means 2003 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Zafira. 2003 Buick Regal has automatic transmission and 2004 Opel Zafira has manual transmission. 2004 Opel Zafira will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 Buick Regal | 2004 Opel Zafira | |
Make | Buick | Opel |
Model | Regal | Zafira |
Year Released | 2003 | 2004 |
Body Type | Sedan | Minivan |
Engine Position | Front | Front |
Engine Size | 3789 cc | 1596 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 197 HP | 99 HP |
Engine RPM | 5200 RPM | 6000 RPM |
Torque | 312 Nm | 140 Nm |
Torque RPM | 4000 RPM | 3800 RPM |
Engine Bore Size | 97 mm | 79 mm |
Engine Stroke Size | 86 mm | 81.5 mm |
Engine Compression Ratio | 9.4:1 | 12.5:1 |
Drive Type | Front | Front |
Transmission Type | Automatic | Manual |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1560 kg | 1393 kg |
Vehicle Length | 4990 mm | 4320 mm |
Vehicle Width | 1850 mm | 1750 mm |
Vehicle Height | 1440 mm | 1640 mm |
Wheelbase Size | 2780 mm | 2710 mm |
Fuel Tank Capacity | 64 L | 58 L |