1998 BMW Z3 vs. 1973 Citroen SM
To start off, 1998 BMW Z3 is newer by 25 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM 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) has 60 more horse power than 1973 Citroen SM. (180 HP). In normal driving conditions, 1998 BMW Z3 should accelerate faster than 1973 Citroen SM.
Because 1998 BMW Z3 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1998 BMW Z3. However, in wet, icy, snow, or gravel driving conditions, 1973 Citroen SM, being front wheel drive (FWD), will offer much better control with better grip. 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 87 more torque (in Nm) than 1973 Citroen SM. (233 Nm). This means 1998 BMW Z3 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
| 1998 BMW Z3 | 1973 Citroen SM | |
| Make | BMW | Citroen |
| Model | Z3 | SM |
| Year Released | 1998 | 1973 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3201 cc | 2670 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 240 HP | 180 HP |
| Torque | 320 Nm | 233 Nm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4030 mm | 4920 mm |
| Vehicle Width | 1750 mm | 1840 mm |
| Vehicle Height | 1310 mm | 1330 mm |
| Wheelbase Size | 2450 mm | 2960 mm |
