1975 BMW 1602 vs. 2009 Daihatsu Sirion
To start off, 2009 Daihatsu Sirion is newer by 34 year(s). Which means there will be less support and parts availability for 1975 BMW 1602. In addition, the cost of maintenance, including insurance, on 1975 BMW 1602 would be higher. At 1,574 cc (4 cylinders), 1975 BMW 1602 is equipped with a bigger engine. In terms of performance, 1975 BMW 1602 (85 HP @ 5800 RPM) has 16 more horse power than 2009 Daihatsu Sirion. (69 HP @ 6000 RPM). In normal driving conditions, 1975 BMW 1602 should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1975 BMW 1602 weights approximately 40 kg more than 2009 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 BMW 1602 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 1975 BMW 1602. However, in wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion, 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, 1975 BMW 1602 (130 Nm @ 3500 RPM) has 36 more torque (in Nm) than 2009 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 1975 BMW 1602 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 1975 BMW 1602 | 2009 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 1602 | Sirion |
| Year Released | 1975 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1574 cc | 998 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 69 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 130 Nm | 94 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Compression Ratio | 8.6:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 930 kg | 890 kg |
| Vehicle Length | 4240 mm | 3610 mm |
| Vehicle Width | 1600 mm | 1670 mm |
| Vehicle Height | 1420 mm | 1560 mm |
| Wheelbase Size | 2510 mm | 2440 mm |
| Fuel Tank Capacity | 50 L | 40 L |
