2006 BMW Z4 vs. 2003 Lexus ES
To start off, 2006 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Lexus ES. In addition, the cost of maintenance, including insurance, on 2003 Lexus ES would be higher. At 3,314 cc (6 cylinders), 2003 Lexus ES is equipped with a bigger engine. In terms of performance, 2003 Lexus ES (225 HP @ 5600 RPM) has 57 more horse power than 2006 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 2003 Lexus ES should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Lexus ES weights approximately 245 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2003 Lexus ES, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 Lexus ES (325 Nm @ 3600 RPM) has 115 more torque (in Nm) than 2006 BMW Z4. (210 Nm @ 3500 RPM). This means 2003 Lexus ES will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4. 2003 Lexus ES has automatic transmission and 2006 BMW Z4 has manual transmission. 2006 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Lexus ES will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW Z4 | 2003 Lexus ES | |
| Make | BMW | Lexus |
| Model | Z4 | ES |
| Year Released | 2006 | 2003 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2170 cc | 3314 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 225 HP |
| Engine RPM | 6250 RPM | 5600 RPM |
| Torque | 210 Nm | 325 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 80 mm | 92 mm |
| Engine Stroke Size | 72 mm | 83.1 mm |
| Engine Compression Ratio | 10.8:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 225 km/hour | 230 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1325 kg | 1570 kg |
| Vehicle Length | 4100 mm | 4860 mm |
| Vehicle Width | 1790 mm | 1820 mm |
| Vehicle Height | 1310 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2680 mm |
| Fuel Tank Capacity | 55 L | 70 L |
