2005 BMW 730 vs. 1991 BMW 325
To start off, 2005 BMW 730 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 BMW 325. In addition, the cost of maintenance, including insurance, on 1991 BMW 325 would be higher. At 2,979 cc (6 cylinders), 2005 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 730 (225 HP @ 4000 RPM) has 112 more horse power than 1991 BMW 325. (113 HP @ 4800 RPM). In normal driving conditions, 2005 BMW 730 should accelerate faster than 1991 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 541 kg more than 1991 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, 2005 BMW 730 (500 Nm @ 2000 RPM) has 280 more torque (in Nm) than 1991 BMW 325. (220 Nm @ 1900 RPM). This means 2005 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 325. 2005 BMW 730 has automatic transmission and 1991 BMW 325 has manual transmission. 1991 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 BMW 730 | 1991 BMW 325 | |
Make | BMW | BMW |
Model | 730 | 325 |
Year Released | 2005 | 1991 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2979 cc | 2443 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 225 HP | 113 HP |
Engine RPM | 4000 RPM | 4800 RPM |
Torque | 500 Nm | 220 Nm |
Torque RPM | 2000 RPM | 1900 RPM |
Engine Bore Size | 84.1 mm | 80 mm |
Engine Stroke Size | 90 mm | 81 mm |
Fuel Type | Diesel | Diesel |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1975 kg | 1434 kg |
Vehicle Length | 5050 mm | 4440 mm |
Vehicle Width | 1910 mm | 1710 mm |
Vehicle Height | 1500 mm | 1400 mm |
Wheelbase Size | 2890 mm | 2710 mm |
Fuel Tank Capacity | 88 L | 70 L |