2000 BMW Z3 vs. 2005 BMW 525
To start off, 2005 BMW 525 is newer by 5 year(s). Which means there will be less support and parts availability for 2000 BMW Z3. In addition, the cost of maintenance, including insurance, on 2000 BMW Z3 would be higher. At 2,926 cc (6 cylinders), 2000 BMW Z3 is equipped with a bigger engine. In terms of performance, 2000 BMW Z3 (227 HP @ 5900 RPM) has 2 more horse power than 2005 BMW 525. (225 HP @ 6500 RPM). In normal driving conditions, 2000 BMW Z3 should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 525 weights approximately 400 kg more than 2000 BMW Z3.
Because 2005 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2000 BMW Z3. In wet, icy, snow, or gravel driving conditions, 2005 BMW 525 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, 2000 BMW Z3 (300 Nm @ 3500 RPM) has 50 more torque (in Nm) than 2005 BMW 525. (250 Nm @ 2750 RPM). This means 2000 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 525.
Compare all specifications:
| 2000 BMW Z3 | 2005 BMW 525 | |
| Make | BMW | BMW |
| Model | Z3 | 525 |
| Year Released | 2000 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 2496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 225 HP |
| Engine RPM | 5900 RPM | 6500 RPM |
| Torque | 300 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 84.1 mm | 82 mm |
| Engine Stroke Size | 89.6 mm | 78.8 mm |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Acceleration 0-100mph | 6 seconds | 8.5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1360 kg | 1760 kg |
| Vehicle Length | 4060 mm | 4850 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1300 mm | 1500 mm |
| Wheelbase Size | 2450 mm | 2890 mm |
| Fuel Tank Capacity | 51 L | 70 L |
