2006 BMW 325 vs. 2008 BMW 635
To start off, 2008 BMW 635 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 325. In addition, the cost of maintenance, including insurance, on 2006 BMW 325 would be higher. At 2,993 cc (6 cylinders), 2008 BMW 635 is equipped with a bigger engine. In terms of performance, 2008 BMW 635 (282 HP @ 4400 RPM) has 98 more horse power than 2006 BMW 325. (184 HP @ 6000 RPM) In normal driving conditions, 2008 BMW 635 should accelerate faster than 2006 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 635 weights approximately 110 kg more than 2006 BMW 325. 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, 2008 BMW 635 (581 Nm @ 1750 RPM) has 344 more torque (in Nm) than 2006 BMW 325. (237 Nm @ 3500 RPM). This means 2008 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325.
Compare all specifications:
| 2006 BMW 325 | 2008 BMW 635 | |
| Make | BMW | BMW |
| Model | 325 | 635 |
| Year Released | 2006 | 2008 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 184 HP | 282 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 237 Nm | 581 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1725 kg |
| Vehicle Length | 4490 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1380 mm |
| Wheelbase Size | 2730 mm | 2790 mm |
| Fuel Consumption Overall | 10.7 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
