2005 Fiat Siena vs. 1980 Opel Commodore
To start off, 2005 Fiat Siena is newer by 25 year(s). Which means there will be less support and parts availability for 1980 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1980 Opel Commodore would be higher. At 2,490 cc (6 cylinders), 1980 Opel Commodore is equipped with a bigger engine. In terms of performance, 2005 Fiat Siena (124 HP @ 4000 RPM) has 9 more horse power than 1980 Opel Commodore. (115 HP @ 5200 RPM). In normal driving conditions, 2005 Fiat Siena should accelerate faster than 1980 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 1980 Opel Commodore weights approximately 217 kg more than 2005 Fiat Siena.
Because 1980 Opel Commodore 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 1980 Opel Commodore. However, in wet, icy, snow, or gravel driving conditions, 2005 Fiat Siena, 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, 1980 Opel Commodore (179 Nm @ 3800 RPM) has 39 more torque (in Nm) than 2005 Fiat Siena. (140 Nm @ 4000 RPM). This means 1980 Opel Commodore will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Siena.
Compare all specifications:
| 2005 Fiat Siena | 1980 Opel Commodore | |
| Make | Fiat | Opel |
| Model | Siena | Commodore |
| Year Released | 2005 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 1585 cc | 2490 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 124 HP | 115 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 140 Nm | 179 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 86.4 mm | 87 mm |
| Engine Stroke Size | 67.4 mm | 69.8 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1095 kg | 1312 kg |
| Wheelbase Size | 2450 mm | 2680 mm |
| Fuel Tank Capacity | 47 L | 70 L |
