2002 BMW Z4 vs. 2006 Mercedes-Benz GL
To start off, 2006 Mercedes-Benz GL is newer by 4 year(s). Which means there will be less support and parts availability for 2002 BMW Z4. In addition, the cost of maintenance, including insurance, on 2002 BMW Z4 would be higher. At 2,996 cc (6 cylinders), 2002 BMW Z4 is equipped with a bigger engine. In terms of performance, 2002 BMW Z4 (227 HP @ 5900 RPM) has 6 more horse power than 2006 Mercedes-Benz GL. (221 HP @ 3800 RPM). In normal driving conditions, 2002 BMW Z4 should accelerate faster than 2006 Mercedes-Benz GL. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz GL weights approximately 1068 kg more than 2002 BMW Z4.
Because 2006 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 2002 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz GL 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, 2006 Mercedes-Benz GL (510 Nm @ 1600 RPM) has 210 more torque (in Nm) than 2002 BMW Z4. (300 Nm @ 3500 RPM). This means 2006 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2002 BMW Z4.
Compare all specifications:
| 2002 BMW Z4 | 2006 Mercedes-Benz GL | |
| Make | BMW | Mercedes-Benz |
| Model | Z4 | GL |
| Year Released | 2002 | 2006 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 227 HP | 221 HP |
| Engine RPM | 5900 RPM | 3800 RPM |
| Torque | 300 Nm | 510 Nm |
| Torque RPM | 3500 RPM | 1600 RPM |
| Engine Bore Size | 84 mm | 83 mm |
| Engine Stroke Size | 89.6 mm | 92 mm |
| Engine Compression Ratio | 10.2:1 | 18.0:1 |
| Top Speed | 244 km/hour | 210 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 9.5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1386 kg | 2454 kg |
| Vehicle Length | 4100 mm | 5090 mm |
| Vehicle Width | 1790 mm | 1930 mm |
| Vehicle Height | 1310 mm | 1850 mm |
| Wheelbase Size | 2500 mm | 3080 mm |
| Fuel Consumption Overall | 9.5 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 55 L | 100 L |
