2005 Alpina B3 vs. 2012 Infiniti G37
To start off, 2012 Infiniti G37 is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Alpina B3. In addition, the cost of maintenance, including insurance, on 2005 Alpina B3 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 29 more horse power than 2005 Alpina B3. (301 HP @ 6300 RPM) In normal driving conditions, 2012 Infiniti G37 should accelerate faster than 2005 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti G37 weights approximately 94 kg more than 2005 Alpina B3. 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 2005 Alpina B3. 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 4 more torque (in Nm) than 2005 Alpina B3. (362 Nm @ 4800 RPM). This means 2012 Infiniti G37 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alpina B3.
Compare all specifications:
| 2005 Alpina B3 | 2012 Infiniti G37 | |
| Make | Alpina | Infiniti |
| Model | B3 | G37 |
| Year Released | 2005 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3348 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 330 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 362 Nm | 366 Nm |
| Torque RPM | 4800 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1645 kg | 1739 kg |
| Vehicle Length | 4490 mm | 4651 mm |
| Vehicle Width | 1750 mm | 1824 mm |
| Vehicle Height | 1360 mm | 1407 mm |
| Wheelbase Size | 2730 mm | 2850 mm |
| Fuel Tank Capacity | 63 L | 76 L |
