1971 AC 428 vs. 1999 Dodge Viper
To start off, 1999 Dodge Viper is newer by 28 year(s). Which means there will be less support and parts availability for 1971 AC 428. In addition, the cost of maintenance, including insurance, on 1971 AC 428 would be higher. At 7,990 cc (10 cylinders), 1999 Dodge Viper is equipped with a bigger engine. In terms of performance, 1999 Dodge Viper (377 HP @ 5000 RPM) has 79 more horse power than 1971 AC 428. (298 HP @ 4600 RPM) In normal driving conditions, 1999 Dodge Viper should accelerate faster than 1971 AC 428. With that said, vehicle weight also plays an important factor in acceleration. 1999 Dodge Viper weights approximately 135 kg more than 1971 AC 428. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1971 AC 428 (639 Nm @ 2800 RPM) has 19 more torque (in Nm) than 1999 Dodge Viper. (620 Nm @ 3600 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1999 Dodge Viper.
Compare all specifications:
| 1971 AC 428 | 1999 Dodge Viper | |
| Make | AC | Dodge |
| Model | 428 | Viper |
| Year Released | 1971 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 7990 cc |
| Engine Cylinders | 8 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Horse Power | 298 HP | 377 HP |
| Engine RPM | 4600 RPM | 5000 RPM |
| Torque | 639 Nm | 620 Nm |
| Torque RPM | 2800 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1430 kg | 1565 kg |
| Vehicle Length | 4430 mm | 4500 mm |
| Vehicle Width | 1710 mm | 1990 mm |
| Vehicle Height | 1310 mm | 1210 mm |
| Wheelbase Size | 2450 mm | 2520 mm |
