1999 BMW X5 vs. 2008 BMW 323
To start off, 2008 BMW 323 is newer by 9 year(s). Which means there will be less support and parts availability for 1999 BMW X5. In addition, the cost of maintenance, including insurance, on 1999 BMW X5 would be higher. At 4,398 cc (8 cylinders), 1999 BMW X5 is equipped with a bigger engine. In terms of performance, 1999 BMW X5 (282 HP @ 5400 RPM) has 106 more horse power than 2008 BMW 323. (176 HP @ 5800 RPM). In normal driving conditions, 1999 BMW X5 should accelerate faster than 2008 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW X5 weights approximately 694 kg more than 2008 BMW 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 323. In wet, icy, snow, or gravel driving conditions, 1999 BMW X5 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, 1999 BMW X5 (439 Nm) has 209 more torque (in Nm) than 2008 BMW 323. (230 Nm). This means 1999 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 323. 1999 BMW X5 has automatic transmission and 2008 BMW 323 has manual transmission. 2008 BMW 323 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 BMW X5 | 2008 BMW 323 | |
| Make | BMW | BMW |
| Model | X5 | 323 |
| Year Released | 1999 | 2008 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2494 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 176 HP |
| Engine RPM | 5400 RPM | 5800 RPM |
| Torque | 439 Nm | 230 Nm |
| Engine Bore Size | 92 mm | 82 mm |
| Engine Stroke Size | 82.7 mm | 78.8 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Top Speed | 207 km/hour | 229 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 6.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2184 kg | 1490 kg |
| Vehicle Length | 4670 mm | 4370 mm |
| Vehicle Height | 1710 mm | 1420 mm |
| Wheelbase Size | 2730 mm | 2770 mm |
| Fuel Consumption Overall | 13.9 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 93 L | 63 L |
