2003 BMW 325 vs. 2001 BMW Z3
To start off, 2003 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2001 BMW Z3. In addition, the cost of maintenance, including insurance, on 2001 BMW Z3 would be higher. At 2,979 cc (6 cylinders), 2001 BMW Z3 is equipped with a bigger engine. In terms of performance, 2001 BMW Z3 (229 HP @ 5900 RPM) has 37 more horse power than 2003 BMW 325. (192 HP @ 6000 RPM) In normal driving conditions, 2001 BMW Z3 should accelerate faster than 2003 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 325 weights approximately 35 kg more than 2001 BMW Z3.
Let's talk about torque, 2001 BMW Z3 (300 Nm @ 3500 RPM) has 55 more torque (in Nm) than 2003 BMW 325. (245 Nm @ 3500 RPM). This means 2001 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 325. 2001 BMW Z3 has automatic transmission and 2003 BMW 325 has manual transmission. 2003 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 BMW Z3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 325 | 2001 BMW Z3 | |
| Make | BMW | BMW |
| Model | 325 | Z3 |
| Year Released | 2003 | 2001 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 192 HP | 229 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 245 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.1 mm | 84 mm |
| Engine Stroke Size | 75 mm | 89.6 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Acceleration 0-100mph | 7.1 seconds | 6.3 seconds |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1480 kg | 1445 kg |
| Vehicle Length | 4270 mm | 4030 mm |
| Vehicle Width | 1760 mm | 1750 mm |
| Vehicle Height | 1410 mm | 1310 mm |
| Wheelbase Size | 2730 mm | 2450 mm |
| Fuel Tank Capacity | 63 L | 51 L |
