2009 BMW Z4 vs. 2003 Jeep Wrangler
To start off, 2009 BMW Z4 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Jeep Wrangler. In addition, the cost of maintenance, including insurance, on 2003 Jeep Wrangler would be higher. At 2,499 cc (4 cylinders), 2003 Jeep Wrangler is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (215 HP @ 6500 RPM) has 74 more horse power than 2003 Jeep Wrangler. (141 HP @ 5200 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2003 Jeep Wrangler. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jeep Wrangler weights approximately 220 kg more than 2009 BMW Z4.
Because 2003 Jeep Wrangler is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2003 Jeep Wrangler 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, 2009 BMW Z4 (250 Nm @ 2000 RPM) has 35 more torque (in Nm) than 2003 Jeep Wrangler. (215 Nm @ 4000 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Jeep Wrangler. 2009 BMW Z4 has automatic transmission and 2003 Jeep Wrangler has manual transmission. 2003 Jeep Wrangler will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW Z4 | 2003 Jeep Wrangler | |
| Make | BMW | Jeep |
| Model | Z4 | Wrangler |
| Year Released | 2009 | 2003 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2499 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 141 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 250 Nm | 215 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1290 kg | 1510 kg |
| Vehicle Length | 4100 mm | 3890 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1310 mm | 1790 mm |
| Wheelbase Size | 2500 mm | 2380 mm |
| Fuel Tank Capacity | 55 L | 72 L |
