1991 Porsche 911 vs. 2007 Chevrolet Cobalt
To start off, 2007 Chevrolet Cobalt is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 3,163 cc (6 cylinders), 1991 Porsche 911 is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 57 more horse power than 2007 Chevrolet Cobalt. (171 HP @ 5800 RPM). In normal driving conditions, 1991 Porsche 911 should accelerate faster than 2007 Chevrolet Cobalt. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chevrolet Cobalt weights approximately 86 kg more than 1991 Porsche 911.
Let's talk about torque, 1991 Porsche 911 (286 Nm @ 4800 RPM) has 60 more torque (in Nm) than 2007 Chevrolet Cobalt. (226 Nm @ 4500 RPM). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet Cobalt.
Compare all specifications:
| 1991 Porsche 911 | 2007 Chevrolet Cobalt | |
| Make | Porsche | Chevrolet |
| Model | 911 | Cobalt |
| Year Released | 1991 | 2007 |
| Body Type | Roadster | Coupe |
| Engine Position | Rear | Front |
| Engine Size | 3163 cc | 2393 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 228 HP | 171 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 286 Nm | 226 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1175 kg | 1261 kg |
| Vehicle Length | 4300 mm | 4590 mm |
| Vehicle Width | 1660 mm | 1730 mm |
| Vehicle Height | 1260 mm | 1420 mm |
