1999 Buick Regal vs. 2007 Opel Zafira
To start off, 2007 Opel Zafira is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Buick Regal. In addition, the cost of maintenance, including insurance, on 1999 Buick Regal would be higher. At 3,789 cc (6 cylinders), 1999 Buick Regal is equipped with a bigger engine. In terms of performance, 1999 Buick Regal (245 HP @ 5200 RPM) has 97 more horse power than 2007 Opel Zafira. (148 HP @ 5600 RPM). In normal driving conditions, 1999 Buick Regal should accelerate faster than 2007 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Zafira weights approximately 35 kg more than 1999 Buick Regal.
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, 1999 Buick Regal (380 Nm @ 3600 RPM) has 165 more torque (in Nm) than 2007 Opel Zafira. (215 Nm @ 4000 RPM). This means 1999 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Zafira.
Compare all specifications:
| 1999 Buick Regal | 2007 Opel Zafira | |
| Make | Buick | Opel |
| Model | Regal | Zafira |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3789 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 245 HP | 148 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 380 Nm | 215 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 97 mm | 86 mm |
| Engine Stroke Size | 86 mm | 94.6 mm |
| Engine Compression Ratio | 8.5:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1595 kg |
| Vehicle Length | 4990 mm | 4320 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1640 mm |
| Wheelbase Size | 2780 mm | 2700 mm |
| Fuel Tank Capacity | 64 L | 58 L |
