2007 Daihatsu Sirion vs. 1987 Lancia Thema
To start off, 2007 Daihatsu Sirion is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Lancia Thema. In addition, the cost of maintenance, including insurance, on 1987 Lancia Thema would be higher. At 1,993 cc (4 cylinders), 1987 Lancia Thema is equipped with a bigger engine. In terms of performance, 1987 Lancia Thema (118 HP @ 5250 RPM) has 32 more horse power than 2007 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 1987 Lancia Thema should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1987 Lancia Thema weights approximately 290 kg more than 2007 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 1987 Lancia Thema (165 Nm @ 3300 RPM) has 45 more torque (in Nm) than 2007 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 1987 Lancia Thema will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion.
Compare all specifications:
| 2007 Daihatsu Sirion | 1987 Lancia Thema | |
| Make | Daihatsu | Lancia |
| Model | Sirion | Thema |
| Year Released | 2007 | 1987 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 86 HP | 118 HP |
| Engine RPM | 6000 RPM | 5250 RPM |
| Torque | 120 Nm | 165 Nm |
| Torque RPM | 3200 RPM | 3300 RPM |
| Engine Bore Size | 72 mm | 84 mm |
| Engine Stroke Size | 79.7 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 925 kg | 1215 kg |
| Vehicle Length | 3610 mm | 4600 mm |
| Vehicle Width | 1670 mm | 1740 mm |
| Vehicle Height | 1560 mm | 1440 mm |
| Wheelbase Size | 2440 mm | 2710 mm |
| Fuel Consumption Overall | 5 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 40 L | 65 L |
