2006 BMW 325 vs. 1973 Mercedes-Benz 450
To start off, 2006 BMW 325 is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Mercedes-Benz 450. In addition, the cost of maintenance, including insurance, on 1973 Mercedes-Benz 450 would be higher. At 4,520 cc (8 cylinders), 1973 Mercedes-Benz 450 is equipped with a bigger engine. In terms of performance, 1973 Mercedes-Benz 450 (225 HP @ 5000 RPM) has 36 more horse power than 2006 BMW 325. (189 HP @ 6000 RPM) In normal driving conditions, 1973 Mercedes-Benz 450 should accelerate faster than 2006 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercedes-Benz 450 weights approximately 92 kg more than 2006 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Mercedes-Benz 450. In wet, icy, snow, or gravel driving conditions, 2006 BMW 325 will offer significantly more control. 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, 1973 Mercedes-Benz 450 (378 Nm @ 3000 RPM) has 133 more torque (in Nm) than 2006 BMW 325. (245 Nm @ 3500 RPM). This means 1973 Mercedes-Benz 450 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325. 1973 Mercedes-Benz 450 has automatic transmission and 2006 BMW 325 has manual transmission. 2006 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1973 Mercedes-Benz 450 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 325 | 1973 Mercedes-Benz 450 | |
| Make | BMW | Mercedes-Benz |
| Model | 325 | 450 |
| Year Released | 2006 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 4520 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 189 HP | 225 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 245 Nm | 378 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 75 mm | 85 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Top Speed | 231 km/hour | 211 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1650 kg | 1742 kg |
| Vehicle Length | 4480 mm | 4970 mm |
| Vehicle Width | 1750 mm | 1870 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2870 mm |
