2002 BMW 320 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 BMW 320. In addition, the cost of maintenance, including insurance, on 2002 BMW 320 would be higher. At 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (315 HP @ 6800 RPM) has 167 more horse power than 2002 BMW 320. (148 HP @ 5900 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2002 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 100 kg more than 2002 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2002 BMW 320. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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, 2005 Porsche 911 (370 Nm @ 4250 RPM) has 160 more torque (in Nm) than 2002 BMW 320. (210 Nm @ 3750 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2002 BMW 320. 2005 Porsche 911 has automatic transmission and 2002 BMW 320 has manual transmission. 2002 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 BMW 320 | 2005 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 320 | 911 |
| Year Released | 2002 | 2005 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1995 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 315 HP |
| Engine RPM | 5900 RPM | 6800 RPM |
| Torque | 210 Nm | 370 Nm |
| Torque RPM | 3750 RPM | 4250 RPM |
| Engine Bore Size | 84 mm | 96 mm |
| Engine Stroke Size | 90 mm | 82.8 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1465 kg | 1565 kg |
| Vehicle Length | 4490 mm | 4440 mm |
| Vehicle Width | 1760 mm | 1840 mm |
| Vehicle Height | 1380 mm | 1300 mm |
| Wheelbase Size | 2730 mm | 2360 mm |
| Fuel Tank Capacity | 63 L | 64 L |
