1998 BMW M vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 9 year(s). Which means there will be less support and parts availability for 1998 BMW M. In addition, the cost of maintenance, including insurance, on 1998 BMW M would be higher. At 5,497 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 1998 BMW M (328 HP @ 7400 RPM) has 112 more horse power than 2007 BMW 525. (216 HP @ 6500 RPM). In normal driving conditions, 1998 BMW M should accelerate faster than 2007 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 45 kg more than 1998 BMW M.
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, 1998 BMW M (340 Nm @ 3250 RPM) has 90 more torque (in Nm) than 2007 BMW 525. (250 Nm @ 2900 RPM). This means 1998 BMW M will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525. 2007 BMW 525 has automatic transmission and 1998 BMW M has manual transmission. 1998 BMW M will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 BMW M | 2007 BMW 525 | |
| Make | BMW | BMW |
| Model | M | 525 |
| Year Released | 1998 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 5497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 216 HP |
| Engine RPM | 7400 RPM | 6500 RPM |
| Torque | 340 Nm | 250 Nm |
| Torque RPM | 3250 RPM | 2900 RPM |
| Engine Compression Ratio | 11.3:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 5.4 seconds | 7.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1495 kg |
| Vehicle Length | 4030 mm | 4850 mm |
| Vehicle Width | 1700 mm | 1470 mm |
| Vehicle Height | 1310 mm | 1850 mm |
| Wheelbase Size | 2450 mm | 2890 mm |
| Fuel Tank Capacity | 51 L | 70 L |
