2006 BMW Z4 vs. 2005 GMC Savana
To start off, 2006 BMW Z4 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 GMC Savana. In addition, the cost of maintenance, including insurance, on 2005 GMC Savana would be higher. At 4,293 cc (6 cylinders), 2005 GMC Savana is equipped with a bigger engine. In terms of performance, 2005 GMC Savana (195 HP) has 6 more horse power than 2006 BMW Z4. (189 HP) In normal driving conditions, 2005 GMC Savana should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Savana weights approximately 995 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.
Let's talk about torque, 2005 GMC Savana (353 Nm) has 108 more torque (in Nm) than 2006 BMW Z4. (245 Nm). This means 2005 GMC Savana will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2005 GMC Savana | |
| Make | BMW | GMC |
| Model | Z4 | Savana |
| Year Released | 2006 | 2005 |
| Body Type | Convertible | Van |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 195 HP |
| Torque | 245 Nm | 353 Nm |
| Engine Bore Size | 84 mm | 102 mm |
| Engine Stroke Size | 75 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 9.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 2 seats | 8 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1335 kg | 2330 kg |
| Vehicle Length | 4100 mm | 5700 mm |
| Vehicle Width | 1790 mm | 2020 mm |
| Vehicle Height | 1310 mm | 2080 mm |
| Wheelbase Size | 2500 mm | 3440 mm |
| Fuel Consumption Overall | 9 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 117 L |
