2008 Alpina B3 vs. 2007 Cadillac STS
To start off, 2008 Alpina B3 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac STS would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 44 more horse power than 2008 Alpina B3. (276 HP @ 6200 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 2008 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 41 kg more than 2008 Alpina B3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2008 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 92 more torque (in Nm) than 2008 Alpina B3. (335 Nm @ 4500 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2008 Alpina B3.
Compare all specifications:
| 2008 Alpina B3 | 2007 Cadillac STS | |
| Make | Alpina | Cadillac |
| Model | B3 | STS |
| Year Released | 2008 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3301 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 320 HP |
| Engine RPM | 6200 RPM | 6400 RPM |
| Torque | 335 Nm | 427 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Engine Bore Size | 86.4 mm | 93 mm |
| Engine Stroke Size | 93.9 mm | 84 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1566 kg |
| Vehicle Length | 4480 mm | 4990 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2960 mm |
| Fuel Consumption Overall | 11.7 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
