1985 BMW 325 vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 21 year(s). Which means there will be less support and parts availability for 1985 BMW 325. In addition, the cost of maintenance, including insurance, on 1985 BMW 325 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 208 more horse power than 1985 BMW 325. (120 HP @ 4250 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 1985 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 674 kg more than 1985 BMW 325. 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 220 more torque (in Nm) than 1985 BMW 325. (230 Nm @ 3250 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1985 BMW 325.
Compare all specifications:
1985 BMW 325 | 2006 BMW 645 | |
Make | BMW | BMW |
Model | 325 | 645 |
Year Released | 1985 | 2006 |
Body Type | Coupe | Convertible |
Engine Position | Front | Front |
Engine Size | 2693 cc | 4398 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 120 HP | 328 HP |
Engine RPM | 4250 RPM | 6100 RPM |
Torque | 230 Nm | 450 Nm |
Torque RPM | 3250 RPM | 3600 RPM |
Engine Bore Size | 84 mm | 92 mm |
Engine Stroke Size | 81 mm | 83 mm |
Engine Compression Ratio | 9.0:1 | 10.0:1 |
Top Speed | 195 km/hour | 250 km/hour |
Acceleration 0-100mph | 9.3 seconds | 6.1 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1162 kg | 1836 kg |
Vehicle Length | 4330 mm | 4830 mm |
Vehicle Width | 1650 mm | 1860 mm |
Vehicle Height | 1390 mm | 1380 mm |
Wheelbase Size | 2630 mm | 2790 mm |
Fuel Consumption Overall | 6.5 L/100km | 12.8 L/100km |
Fuel Tank Capacity | 55 L | 70 L |