2003 Buick Regal vs. 2005 Nissan Pathfinder
To start off, 2005 Nissan Pathfinder is newer by 2 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 3,948 cc (6 cylinders), 2005 Nissan Pathfinder is equipped with a bigger engine. In terms of performance, 2005 Nissan Pathfinder (270 HP @ 3600 RPM) has 73 more horse power than 2003 Buick Regal. (197 HP @ 5200 RPM) In normal driving conditions, 2005 Nissan Pathfinder should accelerate faster than 2003 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2005 Nissan Pathfinder weights approximately 473 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.
Let's talk about torque, 2005 Nissan Pathfinder (395 Nm) has 83 more torque (in Nm) than 2003 Buick Regal. (312 Nm). This means 2005 Nissan Pathfinder will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Regal.
Compare all specifications:
| 2003 Buick Regal | 2005 Nissan Pathfinder | |
| Make | Buick | Nissan |
| Model | Regal | Pathfinder |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3789 cc | 3948 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 270 HP |
| Engine RPM | 5200 RPM | 3600 RPM |
| Torque | 312 Nm | 395 Nm |
| Engine Bore Size | 97 mm | 96 mm |
| Engine Stroke Size | 86 mm | 92 mm |
| Engine Compression Ratio | 9.4:1 | 9.7:1 |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1560 kg | 2033 kg |
| Vehicle Length | 4990 mm | 4770 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1850 mm |
| Wheelbase Size | 2780 mm | 2960 mm |
| Fuel Tank Capacity | 64 L | 80 L |
