2003 BMW M3 vs. 2005 GMC Sierra
To start off, 2005 GMC Sierra is newer by 2 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 5,358 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 BMW M3 (342 HP) has 47 more horse power than 2005 GMC Sierra. (295 HP). In normal driving conditions, 2003 BMW M3 should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 878 kg more than 2003 BMW M3.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2005 GMC Sierra (454 Nm) has 104 more torque (in Nm) than 2003 BMW M3. (350 Nm). This means 2005 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 | 2005 GMC Sierra | |
| Make | BMW | GMC |
| Model | M3 | Sierra |
| Year Released | 2003 | 2005 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3168 cc | 5358 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 342 HP | 295 HP |
| Torque | 350 Nm | 454 Nm |
| Engine Bore Size | 87 mm | 96 mm |
| Engine Stroke Size | 91 mm | 92 mm |
| Engine Compression Ratio | 11.5:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1385 kg | 2263 kg |
| Vehicle Length | 4500 mm | 5850 mm |
| Vehicle Width | 1790 mm | 2000 mm |
| Vehicle Height | 1370 mm | 1850 mm |
| Wheelbase Size | 2730 mm | 3650 mm |
| Fuel Consumption | 8.4 L/100km | 11.8 L/100km |
| Fuel Consumption City | 17.8 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 11.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 63 L | 98 L |
