2007 BMW M3 vs. 2005 Mercedes-Benz A
To start off, 2007 BMW M3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz A. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz A would be higher. At 3,245 cc (6 cylinders), 2007 BMW M3 is equipped with a bigger engine. In terms of performance, 2007 BMW M3 (338 HP @ 7900 RPM) has 258 more horse power than 2005 Mercedes-Benz A. (80 HP @ 5000 RPM). In normal driving conditions, 2007 BMW M3 should accelerate faster than 2005 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M3 weights approximately 635 kg more than 2005 Mercedes-Benz A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW M3 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 M3. However, in wet, icy, snow, or gravel driving conditions, 2005 Mercedes-Benz A, 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 M3 (365 Nm @ 4900 RPM) has 235 more torque (in Nm) than 2005 Mercedes-Benz A. (130 Nm @ 3750 RPM). This means 2007 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz A.
Compare all specifications:
| 2007 BMW M3 | 2005 Mercedes-Benz A | |
| Make | BMW | Mercedes-Benz |
| Model | M3 | A |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3245 cc | 1395 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 338 HP | 80 HP |
| Engine RPM | 7900 RPM | 5000 RPM |
| Torque | 365 Nm | 130 Nm |
| Torque RPM | 4900 RPM | 3750 RPM |
| Engine Bore Size | 87 mm | 80 mm |
| Engine Stroke Size | 91 mm | 69.5 mm |
| Engine Compression Ratio | 11.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1655 kg | 1020 kg |
| Vehicle Length | 4500 mm | 3790 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1380 mm | 1590 mm |
| Wheelbase Size | 2740 mm | 2600 mm |
| Fuel Tank Capacity | 63 L | 54 L |
