1977 BMW 728 vs. 2004 BMW 318
To start off, 2004 BMW 318 is newer by 27 year(s). Which means there will be less support and parts availability for 1977 BMW 728. In addition, the cost of maintenance, including insurance, on 1977 BMW 728 would be higher. At 2,788 cc (6 cylinders), 1977 BMW 728 is equipped with a bigger engine. In terms of performance, 1977 BMW 728 (170 HP @ 6000 RPM) has 57 more horse power than 2004 BMW 318. (113 HP @ 4000 RPM). In normal driving conditions, 1977 BMW 728 should accelerate faster than 2004 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 318 weights approximately 19 kg more than 1977 BMW 728.
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, 2004 BMW 318 (280 Nm @ 1750 RPM) has 45 more torque (in Nm) than 1977 BMW 728. (235 Nm @ 3700 RPM). This means 2004 BMW 318 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 728.
Compare all specifications:
| 1977 BMW 728 | 2004 BMW 318 | |
| Make | BMW | BMW |
| Model | 728 | 318 |
| Year Released | 1977 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 113 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 235 Nm | 280 Nm |
| Torque RPM | 3700 RPM | 1750 RPM |
| Engine Bore Size | 86 mm | 84.1 mm |
| Engine Stroke Size | 80 mm | 90 mm |
| Engine Compression Ratio | 9.0:1 | 17.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1536 kg | 1555 kg |
| Vehicle Length | 4870 mm | 4480 mm |
| Vehicle Width | 1810 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2800 mm | 2800 mm |
| Fuel Tank Capacity | 85 L | 63 L |
