2003 Alpina B3 vs. 2012 Infiniti G37
To start off, 2012 Infiniti G37 is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Alpina B3. In addition, the cost of maintenance, including insurance, on 2003 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 (348 HP @ 7400 RPM) has 72 more horse power than 2003 Alpina B3. (276 HP @ 6300 RPM) In normal driving conditions, 2012 Infiniti G37 should accelerate faster than 2003 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti G37 weights approximately 126 kg more than 2003 Alpina B3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 2012 Infiniti G37. In wet, icy, snow, or gravel driving conditions, 2003 Alpina B3 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 (374 Nm @ 5200 RPM) has 39 more torque (in Nm) than 2003 Alpina B3. (335 Nm @ 4500 RPM). This means 2012 Infiniti G37 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina B3.
Compare all specifications:
| 2003 Alpina B3 | 2012 Infiniti G37 | |
| Make | Alpina | Infiniti |
| Model | B3 | G37 |
| Year Released | 2003 | 2012 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3300 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 348 HP |
| Engine RPM | 6300 RPM | 7400 RPM |
| Torque | 335 Nm | 374 Nm |
| Torque RPM | 4500 RPM | 5200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1686 kg |
| Fuel Tank Capacity | 63 L | 76 L |
