1998 BMW Z3 vs. 1991 BMW 730
To start off, 1998 BMW Z3 is newer by 7 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 3,201 cc (6 cylinders), 1998 BMW Z3 is equipped with a bigger engine. In terms of performance, 1998 BMW Z3 (240 HP @ 7400 RPM) has 55 more horse power than 1991 BMW 730. (185 HP @ 5800 RPM). In normal driving conditions, 1998 BMW Z3 should accelerate faster than 1991 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 730 weights approximately 205 kg more than 1998 BMW Z3.
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, 1998 BMW Z3 (320 Nm) has 60 more torque (in Nm) than 1991 BMW 730. (260 Nm). This means 1998 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 730.
Compare all specifications:
1998 BMW Z3 | 1991 BMW 730 | |
Make | BMW | BMW |
Model | Z3 | 730 |
Year Released | 1998 | 1991 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 3201 cc | 2986 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 240 HP | 185 HP |
Engine RPM | 7400 RPM | 5800 RPM |
Torque | 320 Nm | 260 Nm |
Engine Compression Ratio | 10.5:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1395 kg | 1600 kg |
Vehicle Length | 4030 mm | 4920 mm |
Vehicle Width | 1750 mm | 1850 mm |
Vehicle Height | 1310 mm | 1420 mm |
Wheelbase Size | 2450 mm | 2840 mm |