2005 Scion xB vs. 2005 BMW 645
To start off, both 2005 Scion xB and 2005 BMW 645 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,392 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (326 HP @ 6100 RPM) has 220 more horse power than 2005 Scion xB. (106 HP @ 6000 RPM) In normal driving conditions, 2005 BMW 645 should accelerate faster than 2005 Scion xB. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 809 kg more than 2005 Scion xB. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 2005 Scion xB, 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, 2005 BMW 645 (447 Nm @ 3600 RPM) has 305 more torque (in Nm) than 2005 Scion xB. (142 Nm @ 4200 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2005 Scion xB. 2005 BMW 645 has automatic transmission and 2005 Scion xB has manual transmission. 2005 Scion xB will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Scion xB | 2005 BMW 645 | |
| Make | Scion | BMW |
| Model | xB | 645 |
| Year Released | 2005 | 2005 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1491 cc | 4392 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 106 HP | 326 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 142 Nm | 447 Nm |
| Torque RPM | 4200 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1086 kg | 1895 kg |
| Vehicle Length | 3950 mm | 4830 mm |
| Vehicle Width | 1700 mm | 1860 mm |
| Vehicle Height | 1650 mm | 1380 mm |
| Wheelbase Size | 2510 mm | 2890 mm |
| Fuel Consumption | 6.9 L/100km | 10.2 L/100km |
| Fuel Consumption City | 7.6 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 7.4 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 45 L | 70 L |
