2007 BMW Z4 vs. 2005 GMC Savana
To start off, 2007 BMW Z4 is newer by 2 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, 2007 BMW Z4 (215 HP) has 20 more horse power than 2005 GMC Savana. (195 HP). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2005 GMC Savana. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Savana weights approximately 968 kg more than 2007 BMW Z4.
Let's talk about torque, 2005 GMC Savana (353 Nm) has 103 more torque (in Nm) than 2007 BMW Z4. (250 Nm). This means 2005 GMC Savana will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 2005 GMC Savana | |
| Make | BMW | GMC |
| Model | Z4 | Savana |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Van |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 195 HP |
| Torque | 250 Nm | 353 Nm |
| Engine Bore Size | 82 mm | 102 mm |
| Engine Stroke Size | 78.8 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 8 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1362 kg | 2330 kg |
| Vehicle Length | 4100 mm | 5700 mm |
| Vehicle Width | 1310 mm | 2020 mm |
| Vehicle Height | 1790 mm | 2080 mm |
| Wheelbase Size | 2500 mm | 3440 mm |
| Fuel Consumption Overall | 8.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 55 L | 117 L |
