1975 Ford Escort vs. 1991 Ford Sierra
To start off, 1991 Ford Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1975 Ford Escort. In addition, the cost of maintenance, including insurance, on 1975 Ford Escort would be higher. At 1,993 cc (4 cylinders), 1975 Ford Escort is equipped with a bigger engine. In terms of performance, 1975 Ford Escort (108 HP @ 5500 RPM) has 33 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM). In normal driving conditions, 1975 Ford Escort should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Sierra weights approximately 220 kg more than 1975 Ford Escort.
Let's talk about torque, 1975 Ford Escort (161 Nm @ 3750 RPM) has 9 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 1975 Ford Escort will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1975 Ford Escort | 1991 Ford Sierra | |
| Make | Ford | Ford |
| Model | Escort | Sierra |
| Year Released | 1975 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1993 cc | 1751 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 75 HP |
| Engine RPM | 5500 RPM | 4500 RPM |
| Torque | 161 Nm | 152 Nm |
| Torque RPM | 3750 RPM | 2200 RPM |
| Engine Bore Size | 90.8 mm | 82.5 mm |
| Engine Stroke Size | 77 mm | 82 mm |
| Engine Compression Ratio | 9.2:1 | 21.5:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 925 kg | 1145 kg |
| Vehicle Length | 4120 mm | 4430 mm |
| Vehicle Width | 1600 mm | 1700 mm |
| Vehicle Height | 1390 mm | 1370 mm |
| Wheelbase Size | 2410 mm | 2620 mm |
| Fuel Tank Capacity | 40 L | 60 L |
