1986 Fiat Ritmo vs. 1957 Morris Isis
To start off, 1986 Fiat Ritmo is newer by 29 year(s). Which means there will be less support and parts availability for 1957 Morris Isis. In addition, the cost of maintenance, including insurance, on 1957 Morris Isis would be higher. At 2,639 cc (6 cylinders), 1957 Morris Isis is equipped with a bigger engine. In terms of performance, 1957 Morris Isis (85 HP @ 4250 RPM) has 2 more horse power than 1986 Fiat Ritmo. (83 HP @ 5600 RPM) In normal driving conditions, 1957 Morris Isis should accelerate faster than 1986 Fiat Ritmo. With that said, vehicle weight also plays an important factor in acceleration. 1957 Morris Isis weights approximately 395 kg more than 1986 Fiat Ritmo. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1957 Morris Isis (169 Nm @ 2000 RPM) has 42 more torque (in Nm) than 1986 Fiat Ritmo. (127 Nm @ 3000 RPM). This means 1957 Morris Isis will have an easier job in driving up hills or pulling heavy equipment than 1986 Fiat Ritmo.
Compare all specifications:
| 1986 Fiat Ritmo | 1957 Morris Isis | |
| Make | Fiat | Morris |
| Model | Ritmo | Isis |
| Year Released | 1986 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 1498 cc | 2639 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 83 HP | 85 HP |
| Engine RPM | 5600 RPM | 4250 RPM |
| Torque | 127 Nm | 169 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 79.4 mm |
| Engine Stroke Size | 71.5 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 920 kg | 1315 kg |
| Vehicle Length | 4040 mm | 4530 mm |
| Vehicle Width | 1660 mm | 1660 mm |
| Vehicle Height | 1420 mm | 1620 mm |
| Wheelbase Size | 2460 mm | 2470 mm |
