2003 Alpina B7 vs. 2004 GMC Sierra
To start off, 2004 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alpina B7. In addition, the cost of maintenance, including insurance, on 2003 Alpina B7 would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP) has 192 more horse power than 2004 GMC Sierra. (300 HP). In normal driving conditions, 2003 Alpina B7 should accelerate faster than 2004 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 282 kg more than 2003 Alpina B7.
Let's talk about torque, 2003 Alpina B7 (700 Nm) has 212 more torque (in Nm) than 2004 GMC Sierra. (488 Nm). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2004 GMC Sierra. 2003 Alpina B7 has automatic transmission and 2004 GMC Sierra has manual transmission. 2004 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alpina B7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alpina B7 | 2004 GMC Sierra | |
| Make | Alpina | GMC |
| Model | B7 | Sierra |
| Year Released | 2003 | 2004 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 492 HP | 300 HP |
| Torque | 700 Nm | 488 Nm |
| Engine Bore Size | 92 mm | 102.1 mm |
| Engine Stroke Size | 82.7 mm | 92 mm |
| Engine Compression Ratio | 9.0:1 | 9.4:1 |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2000 kg | 2282 kg |
| Vehicle Length | 5040 mm | 5650 mm |
| Vehicle Width | 1910 mm | 2000 mm |
| Vehicle Height | 1500 mm | 1890 mm |
| Wheelbase Size | 3000 mm | 3380 mm |
| Fuel Tank Capacity | 88 L | 129 L |
