1999 Buick Regal vs. 2006 Infiniti FX
To start off, 2006 Infiniti FX is newer by 7 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 4,490 cc (8 cylinders), 2006 Infiniti FX is equipped with a bigger engine. In terms of performance, 2006 Infiniti FX (320 HP @ 6400 RPM) has 123 more horse power than 1999 Buick Regal. (197 HP @ 5200 RPM) In normal driving conditions, 2006 Infiniti FX should accelerate faster than 1999 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti FX weights approximately 395 kg more than 1999 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 1999 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti FX 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, 2006 Infiniti FX (454 Nm @ 4000 RPM) has 143 more torque (in Nm) than 1999 Buick Regal. (311 Nm @ 4000 RPM). This means 2006 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Regal.
Compare all specifications:
| 1999 Buick Regal | 2006 Infiniti FX | |
| Make | Buick | Infiniti |
| Model | Regal | FX |
| Year Released | 1999 | 2006 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 3789 cc | 4490 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 320 HP |
| Engine RPM | 5200 RPM | 6400 RPM |
| Torque | 311 Nm | 454 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 97 mm | 93 mm |
| Engine Stroke Size | 86 mm | 82.7 mm |
| Engine Compression Ratio | 9.4:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1955 kg |
| Vehicle Length | 4990 mm | 4810 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1440 mm | 1660 mm |
| Wheelbase Size | 2780 mm | 2860 mm |
| Fuel Tank Capacity | 64 L | 90 L |
