2006 BMW Z4 vs. 2007 Chevrolet Express
To start off, 2007 Chevrolet Express is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 5,999 cc (8 cylinders), 2007 Chevrolet Express is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Express (300 HP @ 4400 RPM) has 152 more horse power than 2006 BMW Z4. (148 HP @ 6200 RPM) In normal driving conditions, 2007 Chevrolet Express should accelerate faster than 2006 BMW Z4.
Let's talk about torque, 2007 Chevrolet Express (488 Nm @ 4000 RPM) has 288 more torque (in Nm) than 2006 BMW Z4. (200 Nm @ 3600 RPM). This means 2007 Chevrolet Express will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4. 2007 Chevrolet Express 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. 2007 Chevrolet Express will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW Z4 | 2007 Chevrolet Express | |
| Make | BMW | Chevrolet |
| Model | Z4 | Express |
| Year Released | 2006 | 2007 |
| Body Type | Convertible | Van |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 300 HP |
| Engine RPM | 6200 RPM | 4400 RPM |
| Torque | 200 Nm | 488 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 102 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 12 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Length | 4100 mm | 6210 mm |
| Vehicle Width | 1790 mm | 2020 mm |
| Vehicle Height | 1310 mm | 2090 mm |
| Wheelbase Size | 2500 mm | 3940 mm |
| Fuel Tank Capacity | 55 L | 117 L |
