1991 BMW 325 vs. 2008 Daihatsu Sirion
To start off, 2008 Daihatsu Sirion is newer by 17 year(s). Which means there will be less support and parts availability for 1991 BMW 325. In addition, the cost of maintenance, including insurance, on 1991 BMW 325 would be higher. At 2,443 cc (6 cylinders), 1991 BMW 325 is equipped with a bigger engine. In terms of performance, 1991 BMW 325 (113 HP @ 4800 RPM) has 11 more horse power than 2008 Daihatsu Sirion. (102 HP @ 6000 RPM). In normal driving conditions, 1991 BMW 325 should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 325 weights approximately 454 kg more than 2008 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 BMW 325 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 1991 BMW 325. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 1991 BMW 325 (220 Nm @ 1900 RPM) has 82 more torque (in Nm) than 2008 Daihatsu Sirion. (138 Nm @ 4400 RPM). This means 1991 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion. 2008 Daihatsu Sirion has automatic transmission and 1991 BMW 325 has manual transmission. 1991 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 BMW 325 | 2008 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 325 | Sirion |
| Year Released | 1991 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2443 cc | 1493 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 113 HP | 102 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 220 Nm | 138 Nm |
| Torque RPM | 1900 RPM | 4400 RPM |
| Engine Bore Size | 80 mm | 72 mm |
| Engine Stroke Size | 81 mm | 91.8 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1434 kg | 980 kg |
| Vehicle Length | 4440 mm | 3400 mm |
| Vehicle Height | 1400 mm | 1250 mm |
| Wheelbase Size | 2710 mm | 2440 mm |
| Fuel Tank Capacity | 70 L | 40 L |
