2006 BMW 645 vs. 2005 GMC Envoy
To start off, 2006 BMW 645 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 GMC Envoy. In addition, the cost of maintenance, including insurance, on 2005 GMC Envoy would be higher. At 5,357 cc (8 cylinders), 2005 GMC Envoy is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP) has 28 more horse power than 2005 GMC Envoy. (300 HP). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2005 GMC Envoy. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Envoy weights approximately 435 kg more than 2006 BMW 645.
Because 2005 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 645. In wet, icy, snow, or gravel driving conditions, 2005 GMC Envoy 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 BMW 645 (450 Nm) has 3 more torque (in Nm) than 2005 GMC Envoy. (447 Nm). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Envoy.
Compare all specifications:
| 2006 BMW 645 | 2005 GMC Envoy | |
| Make | BMW | GMC |
| Model | 645 | Envoy |
| Year Released | 2006 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 5357 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 328 HP | 300 HP |
| Torque | 450 Nm | 447 Nm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1836 kg | 2271 kg |
| Vehicle Length | 4830 mm | 5280 mm |
| Vehicle Width | 1860 mm | 1900 mm |
| Vehicle Height | 1380 mm | 1920 mm |
| Wheelbase Size | 2790 mm | 3280 mm |
| Fuel Consumption Overall | 12.8 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 70 L | 95 L |
