2008 Alpina B3 vs. 2003 Pontiac Bonneville
To start off, 2008 Alpina B3 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2003 Pontiac Bonneville would be higher. At 4,565 cc (8 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2008 Alpina B3 (301 HP @ 6300 RPM) has 26 more horse power than 2003 Pontiac Bonneville. (275 HP @ 5600 RPM). In normal driving conditions, 2008 Alpina B3 should accelerate faster than 2003 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 194 kg more than 2008 Alpina B3.
Because 2008 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 2008 Alpina B3. However, in wet, icy, snow, or gravel driving conditions, 2003 Pontiac Bonneville, 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, 2008 Alpina B3 (362 Nm @ 4800 RPM) has 64 more torque (in Nm) than 2003 Pontiac Bonneville. (298 Nm @ 4000 RPM). This means 2008 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Pontiac Bonneville.
Compare all specifications:
| 2008 Alpina B3 | 2003 Pontiac Bonneville | |
| Make | Alpina | Pontiac |
| Model | B3 | Bonneville |
| Year Released | 2008 | 2003 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3347 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 275 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 362 Nm | 298 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 93.1 mm |
| Engine Stroke Size | 93.9 mm | 84 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1719 kg |
| Vehicle Length | 4480 mm | 5150 mm |
| Vehicle Width | 1750 mm | 1890 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2790 mm |
| Fuel Tank Capacity | 63 L | 70 L |
