1977 Chevrolet Corvette vs. 1973 Chevrolet Impala
To start off, 1977 Chevrolet Corvette is newer by 4 year(s). Which means there will be less support and parts availability for 1973 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1973 Chevrolet Impala would be higher. At 5,733 cc (8 cylinders), 1977 Chevrolet Corvette is equipped with a bigger engine. In terms of performance, 1977 Chevrolet Corvette (210 HP @ 5200 RPM) has 100 more horse power than 1973 Chevrolet Impala. (110 HP @ 3800 RPM). In normal driving conditions, 1977 Chevrolet Corvette should accelerate faster than 1973 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 1973 Chevrolet Impala weights approximately 38 kg more than 1977 Chevrolet Corvette.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1977 Chevrolet Corvette (346 Nm @ 3600 RPM) has 95 more torque (in Nm) than 1973 Chevrolet Impala. (251 Nm @ 1600 RPM). This means 1977 Chevrolet Corvette will have an easier job in driving up hills or pulling heavy equipment than 1973 Chevrolet Impala. 1977 Chevrolet Corvette has automatic transmission and 1973 Chevrolet Impala has manual transmission. 1973 Chevrolet Impala will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Chevrolet Corvette will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Chevrolet Corvette | 1973 Chevrolet Impala | |
| Make | Chevrolet | Chevrolet |
| Model | Corvette | Impala |
| Year Released | 1977 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 5733 cc | 4097 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 210 HP | 110 HP |
| Engine RPM | 5200 RPM | 3800 RPM |
| Torque | 346 Nm | 251 Nm |
| Torque RPM | 3600 RPM | 1600 RPM |
| Engine Bore Size | 101.6 mm | 98.3 mm |
| Engine Stroke Size | 88.4 mm | 89.6 mm |
| Engine Compression Ratio | 9.0:1 | 8.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1677 kg | 1715 kg |
| Vehicle Length | 4710 mm | 5600 mm |
| Vehicle Width | 1760 mm | 2030 mm |
| Vehicle Height | 1230 mm | 1370 mm |
| Wheelbase Size | 2500 mm | 3100 mm |
