1993 BMW 840 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 13 year(s). Which means there will be less support and parts availability for 1993 BMW 840. In addition, the cost of maintenance, including insurance, on 1993 BMW 840 would be higher. At 3,982 cc (8 cylinders), 1993 BMW 840 is equipped with a bigger engine. In terms of performance, 1993 BMW 840 (283 HP @ 5800 RPM) has 55 more horse power than 2006 BMW Z4. (228 HP @ 5900 RPM). In normal driving conditions, 1993 BMW 840 should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1993 BMW 840 weights approximately 375 kg more than 2006 BMW Z4. 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, 1993 BMW 840 (400 Nm @ 5100 RPM) has 99 more torque (in Nm) than 2006 BMW Z4. (301 Nm @ 3500 RPM). This means 1993 BMW 840 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 1993 BMW 840 | 2006 BMW Z4 | |
| Make | BMW | BMW |
| Model | 840 | Z4 |
| Year Released | 1993 | 2006 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3982 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 283 HP | 228 HP |
| Engine RPM | 5800 RPM | 5900 RPM |
| Torque | 400 Nm | 301 Nm |
| Torque RPM | 5100 RPM | 3500 RPM |
| Engine Bore Size | 89 mm | 84 mm |
| Engine Stroke Size | 80 mm | 89.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1365 kg |
| Vehicle Length | 4790 mm | 4100 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1350 mm | 1310 mm |
| Wheelbase Size | 2690 mm | 2500 mm |
| Fuel Tank Capacity | 63 L | 55 L |
