2007 BMW 325 vs. 1986 BMW M3
To start off, 2007 BMW 325 is newer by 21 year(s). Which means there will be less support and parts availability for 1986 BMW M3. In addition, the cost of maintenance, including insurance, on 1986 BMW M3 would be higher. At 2,497 cc (6 cylinders), 2007 BMW 325 is equipped with a bigger engine. In terms of performance, 2007 BMW 325 (215 HP @ 5600 RPM) has 18 more horse power than 1986 BMW M3. (197 HP @ 6750 RPM). In normal driving conditions, 2007 BMW 325 should accelerate faster than 1986 BMW M3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 325 weights approximately 250 kg more than 1986 BMW M3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW 325 (250 Nm @ 2750 RPM) has 10 more torque (in Nm) than 1986 BMW M3. (240 Nm @ 4750 RPM). This means 2007 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1986 BMW M3.
Compare all specifications:
| 2007 BMW 325 | 1986 BMW M3 | |
| Make | BMW | BMW |
| Model | 325 | M3 |
| Year Released | 2007 | 1986 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2302 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 197 HP |
| Engine RPM | 5600 RPM | 6750 RPM |
| Torque | 250 Nm | 240 Nm |
| Torque RPM | 2750 RPM | 4750 RPM |
| Engine Bore Size | 78.8 mm | 93.4 mm |
| Engine Stroke Size | 82 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Top Speed | 247 km/hour | 235 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 6.7 seconds |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1170 kg |
| Vehicle Length | 4590 mm | 4350 mm |
| Vehicle Width | 1400 mm | 1690 mm |
| Vehicle Height | 1790 mm | 1370 mm |
| Wheelbase Size | 2770 mm | 2570 mm |
