2006 Alfa Romeo 166 vs. 2012 Infiniti G37
To start off, 2012 Infiniti G37 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 166 would be higher. At 3,700 cc (6 cylinders), 2012 Infiniti G37 is equipped with a bigger engine. In terms of performance, 2012 Infiniti G37 (330 HP @ 7000 RPM) has 182 more horse power than 2006 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 2012 Infiniti G37 should accelerate faster than 2006 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti G37 weights approximately 154 kg more than 2006 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Infiniti G37 is all wheel drive (AWD), it will have significant more traction and grip than 2006 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2012 Infiniti G37 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, 2012 Infiniti G37 (366 Nm @ 5200 RPM) has 61 more torque (in Nm) than 2006 Alfa Romeo 166. (305 Nm @ 1800 RPM). This means 2012 Infiniti G37 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166. 2012 Infiniti G37 has automatic transmission and 2006 Alfa Romeo 166 has manual transmission. 2006 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Infiniti G37 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2012 Infiniti G37 | |
| Make | Alfa Romeo | Infiniti |
| Model | 166 | G37 |
| Year Released | 2006 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2386 cc | 3700 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 330 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 305 Nm | 366 Nm |
| Torque RPM | 1800 RPM | 5200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1739 kg |
| Vehicle Length | 4730 mm | 4651 mm |
| Vehicle Width | 1810 mm | 1824 mm |
| Vehicle Height | 1420 mm | 1407 mm |
| Wheelbase Size | 2710 mm | 2850 mm |
| Fuel Tank Capacity | 69 L | 76 L |
