2009 Alpina B3 vs. 2007 BMW 523
To start off, 2009 Alpina B3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 523. In addition, the cost of maintenance, including insurance, on 2007 BMW 523 would be higher. At 3,301 cc (6 cylinders), 2009 Alpina B3 is equipped with a bigger engine. In terms of performance, 2009 Alpina B3 (276 HP) has 101 more horse power than 2007 BMW 523. (175 HP). In normal driving conditions, 2009 Alpina B3 should accelerate faster than 2007 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina B3 weights approximately 280 kg more than 2007 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 523. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Alpina B3 (335 Nm @ 4500 RPM) has 105 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 2009 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523.
Compare all specifications:
| 2009 Alpina B3 | 2007 BMW 523 | |
| Make | Alpina | BMW |
| Model | B3 | 523 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3301 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 175 HP |
| Torque | 335 Nm | 230 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 254 km/hour | 227 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 9.1 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1280 kg |
| Vehicle Length | 4480 mm | 4850 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1500 mm |
| Wheelbase Size | 2730 mm | 2840 mm |
| Fuel Consumption Overall | 11.6 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
