1991 Audi 100 vs. 1999 Daihatsu Sirion
To start off, 1999 Daihatsu Sirion is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (171 HP @ 5500 RPM) has 118 more horse power than 1999 Daihatsu Sirion. (53 HP @ 5200 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1999 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 610 kg more than 1999 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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, 1991 Audi 100 (251 Nm @ 3000 RPM) has 163 more torque (in Nm) than 1999 Daihatsu Sirion. (88 Nm @ 3600 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1999 Daihatsu Sirion.
Compare all specifications:
| 1991 Audi 100 | 1999 Daihatsu Sirion | |
| Make | Audi | Daihatsu |
| Model | 100 | Sirion |
| Year Released | 1991 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 988 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 171 HP | 53 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 251 Nm | 88 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 82.5 mm | 71.9 mm |
| Engine Stroke Size | 86.4 mm | 81 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1500 kg | 890 kg |
| Vehicle Length | 4800 mm | 3680 mm |
| Vehicle Width | 1780 mm | 1600 mm |
| Vehicle Height | 1450 mm | 1460 mm |
| Wheelbase Size | 2690 mm | 2350 mm |
| Fuel Tank Capacity | 80 L | 37 L |
