1991 Chrysler Viper vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Chrysler Viper. In addition, the cost of maintenance, including insurance, on 1991 Chrysler Viper would be higher. At 7,986 cc (10 cylinders), 1991 Chrysler Viper is equipped with a bigger engine. In terms of performance, 1991 Chrysler Viper (389 HP @ 5150 RPM) has 38 more horse power than 2007 Porsche 911. (351 HP @ 6600 RPM). In normal driving conditions, 1991 Chrysler Viper should accelerate faster than 2007 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1991 Chrysler Viper weights approximately 115 kg more than 2007 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Chrysler Viper. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 will offer significantly more control. 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, 1991 Chrysler Viper (621 Nm @ 3600 RPM) has 221 more torque (in Nm) than 2007 Porsche 911. (400 Nm @ 4600 RPM). This means 1991 Chrysler Viper will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911. 2007 Porsche 911 has automatic transmission and 1991 Chrysler Viper has manual transmission. 1991 Chrysler Viper will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
1991 Chrysler Viper | 2007 Porsche 911 | |
Make | Chrysler | Porsche |
Model | Viper | 911 |
Year Released | 1991 | 2007 |
Body Type | Roadster | Coupe |
Engine Position | Front | Rear |
Engine Size | 7986 cc | 3824 cc |
Engine Cylinders | 10 cylinders | 6 cylinders |
Engine Type | V | boxer |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 389 HP | 351 HP |
Engine RPM | 5150 RPM | 6600 RPM |
Torque | 621 Nm | 400 Nm |
Torque RPM | 3600 RPM | 4600 RPM |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1590 kg | 1475 kg |
Vehicle Length | 4460 mm | 4430 mm |
Vehicle Width | 1930 mm | 1860 mm |
Vehicle Height | 1130 mm | 1310 mm |
Wheelbase Size | 2450 mm | 2360 mm |