2003 BMW 645 vs. 2006 Saturn Relay
To start off, 2006 Saturn Relay is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW 645. In addition, the cost of maintenance, including insurance, on 2003 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (310 HP @ 6000 RPM) has 109 more horse power than 2006 Saturn Relay. (201 HP @ 5200 RPM). In normal driving conditions, 2003 BMW 645 should accelerate faster than 2006 Saturn Relay. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 254 kg more than 2006 Saturn Relay. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW 645 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2006 Saturn Relay, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 157 more torque (in Nm) than 2006 Saturn Relay. (293 Nm @ 4400 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2006 Saturn Relay.
Compare all specifications:
2003 BMW 645 | 2006 Saturn Relay | |
Make | BMW | Saturn |
Model | 645 | Relay |
Year Released | 2003 | 2006 |
Body Type | Coupe | Minivan |
Engine Position | Front | Front |
Engine Size | 4398 cc | 3491 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Horse Power | 310 HP | 201 HP |
Engine RPM | 6000 RPM | 5200 RPM |
Torque | 450 Nm | 293 Nm |
Torque RPM | 3600 RPM | 4400 RPM |
Engine Bore Size | 92 mm | 94.1 mm |
Engine Stroke Size | 82.7 mm | 84 mm |
Drive Type | Rear | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 7 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1698 kg | 1444 kg |
Vehicle Length | 4830 mm | 5210 mm |
Vehicle Width | 1860 mm | 1840 mm |
Vehicle Height | 1380 mm | 1750 mm |
Wheelbase Size | 2790 mm | 3080 mm |
Fuel Consumption | 8 L/100km | 9.4 L/100km |
Fuel Consumption City | 16.1 L/100km | 13.1 L/100km |
Fuel Consumption Overall | 10.9 L/100km | 11.2 L/100km |
Fuel Tank Capacity | 70 L | 95 L |