1966 Fiat 850 vs. 1997 Citroen XM
To start off, 1997 Citroen XM is newer by 31 year(s). Which means there will be less support and parts availability for 1966 Fiat 850. In addition, the cost of maintenance, including insurance, on 1966 Fiat 850 would be higher. At 2,946 cc (6 cylinders), 1997 Citroen XM is equipped with a bigger engine. In terms of performance, 1997 Citroen XM (191 HP @ 5500 RPM) has 150 more horse power than 1966 Fiat 850. (41 HP @ 5300 RPM) In normal driving conditions, 1997 Citroen XM should accelerate faster than 1966 Fiat 850. With that said, vehicle weight also plays an important factor in acceleration. 1997 Citroen XM weights approximately 865 kg more than 1966 Fiat 850. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1966 Fiat 850 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 1966 Fiat 850. However, in wet, icy, snow, or gravel driving conditions, 1997 Citroen XM, 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, 1997 Citroen XM (278 Nm @ 4000 RPM) has 218 more torque (in Nm) than 1966 Fiat 850. (60 Nm @ 3600 RPM). This means 1997 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1966 Fiat 850. 1997 Citroen XM has automatic transmission and 1966 Fiat 850 has manual transmission. 1966 Fiat 850 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1997 Citroen XM will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1966 Fiat 850 | 1997 Citroen XM | |
| Make | Fiat | Citroen |
| Model | 850 | XM |
| Year Released | 1966 | 1997 |
| Engine Position | Rear | Front |
| Engine Size | 843 cc | 2946 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 41 HP | 191 HP |
| Engine RPM | 5300 RPM | 5500 RPM |
| Torque | 60 Nm | 278 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 726 kg | 1591 kg |
| Vehicle Length | 3610 mm | 4720 mm |
| Vehicle Width | 1510 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1400 mm |
| Wheelbase Size | 2010 mm | 2860 mm |
| Fuel Tank Capacity | 30 L | 80 L |
