2009 Alpina B3 vs. 2011 Infiniti G25
To start off, 2011 Infiniti G25 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Alpina B3. In addition, the cost of maintenance, including insurance, on 2009 Alpina B3 would be higher. At 3,346 cc (6 cylinders), 2009 Alpina B3 is equipped with a bigger engine. In terms of performance, 2009 Alpina B3 (301 HP @ 6300 RPM) has 83 more horse power than 2011 Infiniti G25. (218 HP @ 6400 RPM). In normal driving conditions, 2009 Alpina B3 should accelerate faster than 2011 Infiniti G25. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti G25 weights approximately 82 kg more than 2009 Alpina B3.
Because 2011 Infiniti G25 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Alpina B3. In wet, icy, snow, or gravel driving conditions, 2011 Infiniti G25 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, 2009 Alpina B3 (362 Nm @ 4800 RPM) has 108 more torque (in Nm) than 2011 Infiniti G25. (254 Nm @ 4800 RPM). This means 2009 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2011 Infiniti G25. 2011 Infiniti G25 has automatic transmission and 2009 Alpina B3 has manual transmission. 2009 Alpina B3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Infiniti G25 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alpina B3 | 2011 Infiniti G25 | |
| Make | Alpina | Infiniti |
| Model | B3 | G25 |
| Year Released | 2009 | 2011 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 218 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 362 Nm | 254 Nm |
| Torque RPM | 4800 RPM | 4800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1620 kg | 1702 kg |
| Vehicle Length | 4490 mm | 4773 mm |
| Vehicle Width | 1760 mm | 1773 mm |
| Vehicle Height | 1360 mm | 1453 mm |
| Wheelbase Size | 2730 mm | 2850 mm |
| Fuel Tank Capacity | 63 L | 76 L |
