2006 BMW 645 vs. 1992 Daihatsu Opti
To start off, 2006 BMW 645 is newer by 14 year(s). Which means there will be less support and parts availability for 1992 Daihatsu Opti. In addition, the cost of maintenance, including insurance, on 1992 Daihatsu Opti would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 285 more horse power than 1992 Daihatsu Opti. (43 HP @ 6400 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 1992 Daihatsu Opti. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 1096 kg more than 1992 Daihatsu Opti. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 645 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 2006 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1992 Daihatsu Opti, 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 394 more torque (in Nm) than 1992 Daihatsu Opti. (56 Nm @ 3600 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1992 Daihatsu Opti. 1992 Daihatsu Opti has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1992 Daihatsu Opti will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 645 | 1992 Daihatsu Opti | |
| Make | BMW | Daihatsu |
| Model | 645 | Opti |
| Year Released | 2006 | 1992 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 659 cc |
| Engine Cylinders | 8 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Horse Power | 328 HP | 43 HP |
| Engine RPM | 6100 RPM | 6400 RPM |
| Torque | 450 Nm | 56 Nm |
| Torque RPM | 3600 RPM | 3600 RPM |
| Engine Bore Size | 92 mm | 68 mm |
| Engine Stroke Size | 83 mm | 60.5 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1836 kg | 740 kg |
| Vehicle Length | 4830 mm | 3400 mm |
| Vehicle Width | 1860 mm | 1480 mm |
| Vehicle Height | 1380 mm | 1410 mm |
| Wheelbase Size | 2790 mm | 2370 mm |
| Fuel Tank Capacity | 70 L | 40 L |
