2003 BMW M3 vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW M3. In addition, the cost of maintenance, including insurance, on 2003 BMW M3 would be higher. At 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 BMW M3 (342 HP @ 7900 RPM) has 42 more horse power than 2006 GMC Sierra. (300 HP @ 4400 RPM). In normal driving conditions, 2003 BMW M3 should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1051 kg more than 2003 BMW M3.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW M3. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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, 2006 GMC Sierra (488 Nm @ 4000 RPM) has 138 more torque (in Nm) than 2003 BMW M3. (350 Nm @ 4900 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW M3.
Compare all specifications:
| 2003 BMW M3 | 2006 GMC Sierra | |
| Make | BMW | GMC |
| Model | M3 | Sierra |
| Year Released | 2003 | 2006 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3168 cc | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 342 HP | 300 HP |
| Engine RPM | 7900 RPM | 4400 RPM |
| Torque | 350 Nm | 488 Nm |
| Torque RPM | 4900 RPM | 4000 RPM |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1385 kg | 2436 kg |
| Vehicle Length | 4500 mm | 6570 mm |
| Vehicle Width | 1790 mm | 2450 mm |
| Vehicle Height | 1370 mm | 1970 mm |
| Wheelbase Size | 2730 mm | 4250 mm |
| Fuel Consumption Overall | 11.4 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 63 L | 132 L |
