2005 BMW 645 vs. 2006 Pontiac Solstice
To start off, 2006 Pontiac Solstice is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW 645. In addition, the cost of maintenance, including insurance, on 2005 BMW 645 would be higher. At 4,390 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (338 HP @ 6100 RPM) has 161 more horse power than 2006 Pontiac Solstice. (177 HP @ 6600 RPM). In normal driving conditions, 2005 BMW 645 should accelerate faster than 2006 Pontiac Solstice. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 368 kg more than 2006 Pontiac Solstice. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 BMW 645 (439 Nm @ 3600 RPM) has 214 more torque (in Nm) than 2006 Pontiac Solstice. (225 Nm @ 4800 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2006 Pontiac Solstice.
Compare all specifications:
| 2005 BMW 645 | 2006 Pontiac Solstice | |
| Make | BMW | Pontiac |
| Model | 645 | Solstice |
| Year Released | 2005 | 2006 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4390 cc | 2399 cc |
| Horse Power | 338 HP | 177 HP |
| Engine RPM | 6100 RPM | 6600 RPM |
| Torque | 439 Nm | 225 Nm |
| Torque RPM | 3600 RPM | 4800 RPM |
| Engine Bore Size | 92 mm | 87.9 mm |
| Engine Stroke Size | 83 mm | 97.8 mm |
| Engine Compression Ratio | 10.5:1 | 10.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1715 kg | 1347 kg |
| Vehicle Length | 4830 mm | 4000 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1380 mm | 1280 mm |
| Wheelbase Size | 2790 mm | 2420 mm |
| Fuel Consumption Highway | 9.4 L/100km | 8.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 70 L | 49 L |
