2003 Alpina B3 vs. 2013 Infiniti G
To start off, 2013 Infiniti G is newer by 10 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 3,696 cc (4 cylinders), 2013 Infiniti G is equipped with a bigger engine. In terms of performance, 2013 Infiniti G (338 HP @ 7000 RPM) has 37 more horse power than 2003 Alpina B3. (301 HP @ 6200 RPM) In normal driving conditions, 2013 Infiniti G should accelerate faster than 2003 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti G weights approximately 270 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 rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Alpina B3. However, in wet, icy, snow, or gravel driving conditions, 2013 Infiniti G, being front wheel drive (FWD), will offer much better control with better grip. 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, both vehicles can yield 362 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2003 Alpina B3 | 2013 Infiniti G | |
| Make | Alpina | Infiniti |
| Model | B3 | G |
| Year Released | 2003 | 2013 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3344 cc | 3696 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 338 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 362 Nm | 362 Nm |
| Torque RPM | 4800 RPM | 5200 RPM |
| Engine Bore Size | 87 mm | 95 mm |
| Engine Stroke Size | 93.8 mm | 86 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1915 kg |
| Vehicle Length | 4490 mm | 4657 mm |
| Vehicle Width | 1760 mm | 1852 mm |
| Vehicle Height | 1360 mm | 1400 mm |
| Wheelbase Size | 2730 mm | 2850 mm |
