2005 Saturn Relay vs. 2007 BMW 325
To start off, 2007 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Saturn Relay. In addition, the cost of maintenance, including insurance, on 2005 Saturn Relay would be higher. At 3,490 cc (6 cylinders), 2005 Saturn Relay is equipped with a bigger engine. In terms of performance, 2007 BMW 325 (216 HP) has 16 more horse power than 2005 Saturn Relay. (200 HP) In normal driving conditions, 2007 BMW 325 should accelerate faster than 2005 Saturn Relay. With that said, vehicle weight also plays an important factor in acceleration. 2005 Saturn Relay weights approximately 331 kg more than 2007 BMW 325.
Because 2007 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Saturn Relay. In wet, icy, snow, or gravel driving conditions, 2007 BMW 325 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, 2005 Saturn Relay (298 Nm) has 48 more torque (in Nm) than 2007 BMW 325. (250 Nm). This means 2005 Saturn Relay will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325.
Compare all specifications:
| 2005 Saturn Relay | 2007 BMW 325 | |
| Make | Saturn | BMW |
| Model | Relay | 325 |
| Year Released | 2005 | 2007 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3490 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 200 HP | 216 HP |
| Torque | 298 Nm | 250 Nm |
| Engine Bore Size | 94 mm | 82 mm |
| Engine Stroke Size | 84 mm | 78.8 mm |
| Engine Compression Ratio | 9.8:1 | 11.0:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1946 kg | 1615 kg |
| Vehicle Length | 5210 mm | 4480 mm |
| Vehicle Width | 1840 mm | 1820 mm |
| Vehicle Height | 1840 mm | 1430 mm |
| Wheelbase Size | 3080 mm | 2770 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 95 L | 63 L |
