1989 Dodge Viper vs. 2004 Mercury Grand Marquis
To start off, 2004 Mercury Grand Marquis is newer by 15 year(s). Which means there will be less support and parts availability for 1989 Dodge Viper. In addition, the cost of maintenance, including insurance, on 1989 Dodge Viper would be higher. At 7,994 cc (10 cylinders), 1989 Dodge Viper is equipped with a bigger engine. In terms of performance, 1989 Dodge Viper (400 HP) has 176 more horse power than 2004 Mercury Grand Marquis. (224 HP). In normal driving conditions, 1989 Dodge Viper should accelerate faster than 2004 Mercury Grand Marquis. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercury Grand Marquis weights approximately 378 kg more than 1989 Dodge Viper.
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, 1989 Dodge Viper (610 Nm) has 237 more torque (in Nm) than 2004 Mercury Grand Marquis. (373 Nm). This means 1989 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercury Grand Marquis. 2004 Mercury Grand Marquis has automatic transmission and 1989 Dodge Viper has manual transmission. 1989 Dodge Viper will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mercury Grand Marquis will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Dodge Viper | 2004 Mercury Grand Marquis | |
| Make | Dodge | Mercury |
| Model | Viper | Grand Marquis |
| Year Released | 1989 | 2004 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 7994 cc | 4605 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 400 HP | 224 HP |
| Torque | 610 Nm | 373 Nm |
| Engine Compression Ratio | 9.1:1 | 9.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1454 kg | 1832 kg |
| Vehicle Length | 4380 mm | 5390 mm |
| Vehicle Width | 1930 mm | 1990 mm |
| Vehicle Height | 1180 mm | 1450 mm |
| Wheelbase Size | 2450 mm | 2900 mm |
| Fuel Tank Capacity | 83 L | 72 L |
