2007 BMW 550 vs. 2003 Ford Ka
To start off, 2007 BMW 550 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Ford Ka. In addition, the cost of maintenance, including insurance, on 2003 Ford Ka would be higher. At 4,799 cc (8 cylinders), 2007 BMW 550 is equipped with a bigger engine. In terms of performance, 2007 BMW 550 (362 HP @ 6300 RPM) has 268 more horse power than 2003 Ford Ka. (94 HP @ 5650 RPM). In normal driving conditions, 2007 BMW 550 should accelerate faster than 2003 Ford Ka. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 550 weights approximately 600 kg more than 2003 Ford Ka. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 550 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 2007 BMW 550. However, in wet, icy, snow, or gravel driving conditions, 2003 Ford Ka, 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, 2007 BMW 550 (490 Nm @ 3400 RPM) has 355 more torque (in Nm) than 2003 Ford Ka. (135 Nm @ 4250 RPM). This means 2007 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2003 Ford Ka. 2007 BMW 550 has automatic transmission and 2003 Ford Ka has manual transmission. 2003 Ford Ka will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 550 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 550 | 2003 Ford Ka | |
| Make | BMW | Ford |
| Model | 550 | Ka |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1594 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 362 HP | 94 HP |
| Engine RPM | 6300 RPM | 5650 RPM |
| Torque | 490 Nm | 135 Nm |
| Torque RPM | 3400 RPM | 4250 RPM |
| Engine Bore Size | 93 mm | 82.1 mm |
| Engine Stroke Size | 88.3 mm | 75.5 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1660 kg | 1060 kg |
| Vehicle Length | 4850 mm | 3660 mm |
| Vehicle Width | 1470 mm | 1710 mm |
| Vehicle Height | 1850 mm | 1350 mm |
| Wheelbase Size | 2890 mm | 2460 mm |
| Fuel Tank Capacity | 70 L | 59 L |
