2005 BMW 320 vs. 2007 BMW 335
To start off, 2007 BMW 335 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 320. In addition, the cost of maintenance, including insurance, on 2005 BMW 320 would be higher. At 2,979 cc (6 cylinders), 2007 BMW 335 is equipped with a bigger engine. In terms of performance, 2007 BMW 335 (300 HP @ 5800 RPM) has 132 more horse power than 2005 BMW 320. (168 HP @ 6000 RPM) In normal driving conditions, 2007 BMW 335 should accelerate faster than 2005 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 320 weights approximately 65 kg more than 2007 BMW 335.
Let's talk about torque, 2007 BMW 335 (407 Nm @ 1400 RPM) has 197 more torque (in Nm) than 2005 BMW 320. (210 Nm @ 3500 RPM). This means 2007 BMW 335 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 320.
Compare all specifications:
| 2005 BMW 320 | 2007 BMW 335 | |
| Make | BMW | BMW |
| Model | 320 | 335 |
| Year Released | 2005 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 300 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 210 Nm | 407 Nm |
| Torque RPM | 3500 RPM | 1400 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 72 mm | 89.6 mm |
| Engine Compression Ratio | 11.0:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Weight | 1550 kg | 1485 kg |
| Vehicle Length | 4490 mm | 4590 mm |
| Vehicle Width | 1760 mm | 1790 mm |
| Vehicle Height | 1380 mm | 1390 mm |
| Wheelbase Size | 2730 mm | 2770 mm |
| Fuel Tank Capacity | 63 L | 61 L |
