2007 BMW Z4 vs. 2006 Saab 9-7X
To start off, 2007 BMW Z4 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Saab 9-7X. In addition, the cost of maintenance, including insurance, on 2006 Saab 9-7X would be higher. At 5,326 cc, 2006 Saab 9-7X is equipped with a bigger engine. In terms of performance, 2006 Saab 9-7X (300 HP @ 5200 RPM) has 39 more horse power than 2007 BMW Z4. (261 HP @ 6600 RPM) In normal driving conditions, 2006 Saab 9-7X should accelerate faster than 2007 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Saab 9-7X weights approximately 132 kg more than 2007 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Saab 9-7X is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 Saab 9-7X 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 Saab 9-7X (447 Nm @ 4000 RPM) has 132 more torque (in Nm) than 2007 BMW Z4. (315 Nm @ 2750 RPM). This means 2006 Saab 9-7X will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4. 2006 Saab 9-7X has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Saab 9-7X will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Z4 | 2006 Saab 9-7X | |
| Make | BMW | Saab |
| Model | Z4 | 9-7X |
| Year Released | 2007 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 5326 cc |
| Horse Power | 261 HP | 300 HP |
| Engine RPM | 6600 RPM | 5200 RPM |
| Torque | 315 Nm | 447 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1398 kg | 1530 kg |
| Vehicle Length | 4230 mm | 4910 mm |
| Vehicle Width | 1790 mm | 1920 mm |
| Vehicle Height | 1270 mm | 1750 mm |
| Wheelbase Size | 2500 mm | 2880 mm |
| Fuel Consumption | 7.8 L/100km | 11.8 L/100km |
| Fuel Consumption City | 11.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 8.9 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 83 L |
