1991 Ford Sierra vs. 1977 Vauxhall Chevette
To start off, 1991 Ford Sierra is newer by 14 year(s). Which means there will be less support and parts availability for 1977 Vauxhall Chevette. In addition, the cost of maintenance, including insurance, on 1977 Vauxhall Chevette would be higher. At 2,279 cc (4 cylinders), 1977 Vauxhall Chevette is equipped with a bigger engine. In terms of performance, 1977 Vauxhall Chevette (133 HP @ 5500 RPM) has 58 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 1977 Vauxhall Chevette should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Sierra weights approximately 255 kg more than 1977 Vauxhall Chevette.
Let's talk about torque, 1977 Vauxhall Chevette (185 Nm @ 4500 RPM) has 33 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 1977 Vauxhall Chevette will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 1977 Vauxhall Chevette | |
| Make | Ford | Vauxhall |
| Model | Sierra | Chevette |
| Year Released | 1991 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 2279 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 133 HP |
| Engine RPM | 4500 RPM | 5500 RPM |
| Torque | 152 Nm | 185 Nm |
| Torque RPM | 2200 RPM | 4500 RPM |
| Engine Bore Size | 82.5 mm | 97.5 mm |
| Engine Stroke Size | 82 mm | 76.2 mm |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1145 kg | 890 kg |
| Vehicle Length | 4430 mm | 3950 mm |
| Vehicle Width | 1700 mm | 1580 mm |
| Vehicle Height | 1370 mm | 1320 mm |
| Wheelbase Size | 2620 mm | 2410 mm |
