1999 Chevrolet Impala vs. 1978 Mercury Grand Marquis
To start off, 1999 Chevrolet Impala is newer by 21 year(s). Which means there will be less support and parts availability for 1978 Mercury Grand Marquis. In addition, the cost of maintenance, including insurance, on 1978 Mercury Grand Marquis would be higher. At 4,942 cc (8 cylinders), 1978 Mercury Grand Marquis is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercury Grand Marquis weights approximately 503 kg more than 1999 Chevrolet Impala.
Because 1978 Mercury Grand Marquis 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 1978 Mercury Grand Marquis. However, in wet, icy, snow, or gravel driving conditions, 1999 Chevrolet Impala, 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, 1999 Chevrolet Impala (305 Nm) has 2 more torque (in Nm) than 1978 Mercury Grand Marquis. (303 Nm). This means 1999 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercury Grand Marquis.
Compare all specifications:
| 1999 Chevrolet Impala | 1978 Mercury Grand Marquis | |
| Make | Chevrolet | Mercury |
| Model | Impala | Grand Marquis |
| Year Released | 1999 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 0 HP | 129 HP |
| Torque | 305 Nm | 303 Nm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1187 kg | 1690 kg |
| Vehicle Length | 5090 mm | 5400 mm |
| Vehicle Width | 1860 mm | 1980 mm |
| Vehicle Height | 1470 mm | 1390 mm |
| Wheelbase Size | 2720 mm | 2910 mm |
