2003 BMW X3 vs. 2007 Jeep Wrangler
To start off, 2007 Jeep Wrangler is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW X3. In addition, the cost of maintenance, including insurance, on 2003 BMW X3 would be higher. At 3,776 cc (6 cylinders), 2007 Jeep Wrangler is equipped with a bigger engine. In terms of performance, 2007 Jeep Wrangler (202 HP @ 5200 RPM) has 17 more horse power than 2003 BMW X3. (185 HP @ 6000 RPM) In normal driving conditions, 2007 Jeep Wrangler should accelerate faster than 2003 BMW X3.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 Jeep Wrangler (321 Nm @ 4000 RPM) has 76 more torque (in Nm) than 2003 BMW X3. (245 Nm @ 3500 RPM). This means 2007 Jeep Wrangler will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X3. 2003 BMW X3 has automatic transmission and 2007 Jeep Wrangler has manual transmission. 2007 Jeep Wrangler will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 2007 Jeep Wrangler | |
| Make | BMW | Jeep |
| Model | X3 | Wrangler |
| Year Released | 2003 | 2007 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 3776 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 185 HP | 202 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 245 Nm | 321 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 93 mm |
| Engine Stroke Size | 75 mm | 90.8 mm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4570 mm | 3890 mm |
| Vehicle Width | 1860 mm | 1880 mm |
| Vehicle Height | 1680 mm | 1810 mm |
| Wheelbase Size | 2800 mm | 2430 mm |
| Fuel Tank Capacity | 67 L | 70 L |
