1991 BMW 730 vs. 2007 BMW 118
To start off, 2007 BMW 118 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 BMW 730. In addition, the cost of maintenance, including insurance, on 1991 BMW 730 would be higher. At 2,986 cc (6 cylinders), 1991 BMW 730 is equipped with a bigger engine. In terms of performance, 1991 BMW 730 (185 HP @ 5800 RPM) has 57 more horse power than 2007 BMW 118. (128 HP @ 5750 RPM). In normal driving conditions, 1991 BMW 730 should accelerate faster than 2007 BMW 118. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 730 weights approximately 370 kg more than 2007 BMW 118. 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, 1991 BMW 730 (260 Nm @ 4000 RPM) has 80 more torque (in Nm) than 2007 BMW 118. (180 Nm @ 3250 RPM). This means 1991 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 118. 2007 BMW 118 has automatic transmission and 1991 BMW 730 has manual transmission. 1991 BMW 730 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 118 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 BMW 730 | 2007 BMW 118 | |
| Make | BMW | BMW |
| Model | 730 | 118 |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 185 HP | 128 HP |
| Engine RPM | 5800 RPM | 5750 RPM |
| Torque | 260 Nm | 180 Nm |
| Torque RPM | 4000 RPM | 3250 RPM |
| Engine Bore Size | 89 mm | 84 mm |
| Engine Stroke Size | 80 mm | 90 mm |
| Engine Compression Ratio | 9.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1600 kg | 1230 kg |
| Vehicle Length | 4920 mm | 4230 mm |
| Vehicle Width | 1850 mm | 1440 mm |
| Vehicle Height | 1420 mm | 1760 mm |
| Wheelbase Size | 2840 mm | 2670 mm |
| Fuel Tank Capacity | 90 L | 50 L |
