2006 BMW 523 vs. 2006 Infiniti QX56
To start off, both 2006 BMW 523 and 2006 Infiniti QX56 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,555 cc (8 cylinders), 2006 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX56 (315 HP @ 4900 RPM) has 140 more horse power than 2006 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 2006 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 523 weights approximately 312 kg more than 2006 Infiniti QX56.
Because 2006 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 523. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti QX56 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 QX56 (529 Nm @ 3600 RPM) has 299 more torque (in Nm) than 2006 BMW 523. (230 Nm @ 3500 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 523. 2006 Infiniti QX56 has automatic transmission and 2006 BMW 523 has manual transmission. 2006 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 523 | 2006 Infiniti QX56 | |
| Make | BMW | Infiniti |
| Model | 523 | QX56 |
| Year Released | 2006 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 5555 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 315 HP |
| Engine RPM | 5800 RPM | 4900 RPM |
| Torque | 230 Nm | 529 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 78.8 mm | 98 mm |
| Engine Stroke Size | 82 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 9.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1632 kg | 1320 kg |
| Vehicle Length | 4850 mm | 5260 mm |
| Vehicle Width | 1850 mm | 2010 mm |
| Vehicle Height | 1470 mm | 1980 mm |
| Wheelbase Size | 2890 mm | 3140 mm |
| Fuel Consumption Overall | 10.9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 70 L | 106 L |
