1977 BMW 728 vs. 2004 BMW Z4
To start off, 2004 BMW Z4 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 2,983 cc (6 cylinders), 2004 BMW Z4 is equipped with a bigger engine. In terms of performance, 2004 BMW Z4 (225 HP @ 5900 RPM) has 55 more horse power than 1977 BMW 728. (170 HP @ 6000 RPM) In normal driving conditions, 2004 BMW Z4 should accelerate faster than 1977 BMW 728. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 728 weights approximately 141 kg more than 2004 BMW Z4.
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 Z4 (300 Nm @ 3500 RPM) has 65 more torque (in Nm) than 1977 BMW 728. (235 Nm @ 3700 RPM). This means 2004 BMW Z4 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 Z4 | |
Make | BMW | BMW |
Model | 728 | Z4 |
Year Released | 1977 | 2004 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 2788 cc | 2983 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 170 HP | 225 HP |
Engine RPM | 6000 RPM | 5900 RPM |
Torque | 235 Nm | 300 Nm |
Torque RPM | 3700 RPM | 3500 RPM |
Engine Compression Ratio | 9.0:1 | 10.2:1 |
Top Speed | 193 km/hour | 245 km/hour |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1536 kg | 1395 kg |
Vehicle Length | 4870 mm | 4100 mm |
Vehicle Width | 1810 mm | 1790 mm |
Vehicle Height | 1440 mm | 1310 mm |
Wheelbase Size | 2800 mm | 2500 mm |
Fuel Tank Capacity | 85 L | 55 L |