2003 Buick Regal vs. 1999 Porsche 911
To start off, 2003 Buick Regal is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Porsche 911. In addition, the cost of maintenance, including insurance, on 1999 Porsche 911 would be higher. At 3,789 cc (6 cylinders), 2003 Buick Regal is equipped with a bigger engine. In terms of performance, 1999 Porsche 911 (414 HP @ 6200 RPM) has 217 more horse power than 2003 Buick Regal. (197 HP @ 5200 RPM) In normal driving conditions, 1999 Porsche 911 should accelerate faster than 2003 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1999 Porsche 911 weights approximately 25 kg more than 2003 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Buick Regal. In wet, icy, snow, or gravel driving conditions, 1999 Porsche 911 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, 1999 Porsche 911 (560 Nm @ 2700 RPM) has 248 more torque (in Nm) than 2003 Buick Regal. (312 Nm @ 4000 RPM). This means 1999 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Regal.
Compare all specifications:
| 2003 Buick Regal | 1999 Porsche 911 | |
| Make | Buick | Porsche |
| Model | Regal | 911 |
| Year Released | 2003 | 1999 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3789 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 197 HP | 414 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 312 Nm | 560 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Engine Bore Size | 97 mm | 100 mm |
| Engine Stroke Size | 86 mm | 76.4 mm |
| Engine Compression Ratio | 9.4:1 | 9.4:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1585 kg |
| Vehicle Length | 4990 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1440 mm | 1300 mm |
| Wheelbase Size | 2780 mm | 2360 mm |
| Fuel Tank Capacity | 64 L | 64 L |
