2009 BMW 128 vs. 2009 BMW M5
To start off, both 2009 BMW 128 and 2009 BMW M5 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,999 cc (10 cylinders), 2009 BMW M5 is equipped with a bigger engine. In terms of performance, 2009 BMW M5 (500 HP @ 7750 RPM) has 270 more horse power than 2009 BMW 128. (230 HP @ 6500 RPM) In normal driving conditions, 2009 BMW M5 should accelerate faster than 2009 BMW 128. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW M5 weights approximately 425 kg more than 2009 BMW 128. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 BMW M5 (520 Nm @ 6100 RPM) has 249 more torque (in Nm) than 2009 BMW 128. (271 Nm @ 2750 RPM). This means 2009 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 128.
Compare all specifications:
| 2009 BMW 128 | 2009 BMW M5 | |
| Make | BMW | BMW |
| Model | 128 | M5 |
| Year Released | 2009 | 2009 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 4999 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 230 HP | 500 HP |
| Engine RPM | 6500 RPM | 7750 RPM |
| Torque | 271 Nm | 520 Nm |
| Torque RPM | 2750 RPM | 6100 RPM |
| Engine Compression Ratio | 16.0:1 | 12.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1955 kg |
| Vehicle Length | 4370 mm | 4860 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1520 mm |
| Wheelbase Size | 2670 mm | 2890 mm |
| Fuel Consumption Overall | 11.2 L/100km | 15 L/100km |
| Fuel Tank Capacity | 53 L | 70 L |
