1991 Nissan Sunny vs. 2011 Chevrolet Impala
To start off, 2011 Chevrolet Impala is newer by 20 year(s). Which means there will be less support and parts availability for 1991 Nissan Sunny. In addition, the cost of maintenance, including insurance, on 1991 Nissan Sunny would be higher. At 3,500 cc (6 cylinders), 2011 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2011 Chevrolet Impala (211 HP @ 5800 RPM) has 137 more horse power than 1991 Nissan Sunny. (74 HP @ 4800 RPM) In normal driving conditions, 2011 Chevrolet Impala should accelerate faster than 1991 Nissan Sunny. With that said, vehicle weight also plays an important factor in acceleration. 2011 Chevrolet Impala weights approximately 453 kg more than 1991 Nissan Sunny. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2011 Chevrolet Impala (293 Nm @ 4000 RPM) has 161 more torque (in Nm) than 1991 Nissan Sunny. (132 Nm @ 2800 RPM). This means 2011 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 1991 Nissan Sunny. 2011 Chevrolet Impala has automatic transmission and 1991 Nissan Sunny has manual transmission. 1991 Nissan Sunny will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Nissan Sunny | 2011 Chevrolet Impala | |
| Make | Nissan | Chevrolet |
| Model | Sunny | Impala |
| Year Released | 1991 | 2011 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1973 cc | 3500 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 74 HP | 211 HP |
| Engine RPM | 4800 RPM | 5800 RPM |
| Torque | 132 Nm | 293 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Fuel Type | Diesel | Flex Fuel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1613 kg |
| Vehicle Length | 4180 mm | 5090 mm |
| Vehicle Width | 1670 mm | 1852 mm |
| Vehicle Height | 1530 mm | 1491 mm |
