1989 Chevrolet Beretta vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 18 year(s). Which means there will be less support and parts availability for 1989 Chevrolet Beretta. In addition, the cost of maintenance, including insurance, on 1989 Chevrolet Beretta would be higher. At 3,824 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (351 HP @ 6600 RPM) has 171 more horse power than 1989 Chevrolet Beretta. (180 HP @ 6200 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1989 Chevrolet Beretta. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 190 kg more than 1989 Chevrolet Beretta. 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 1989 Chevrolet Beretta. 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, 2007 Porsche 911 (400 Nm @ 4600 RPM) has 183 more torque (in Nm) than 1989 Chevrolet Beretta. (217 Nm @ 5200 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Chevrolet Beretta.
Compare all specifications:
| 1989 Chevrolet Beretta | 2007 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Beretta | 911 |
| Year Released | 1989 | 2007 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2259 cc | 3824 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 180 HP | 351 HP |
| Engine RPM | 6200 RPM | 6600 RPM |
| Torque | 217 Nm | 400 Nm |
| Torque RPM | 5200 RPM | 4600 RPM |
| Engine Bore Size | 92 mm | 99 mm |
| Engine Stroke Size | 85 mm | 82.8 mm |
| Engine Compression Ratio | 10.0:1 | 11.8:1 |
| Top Speed | 209 km/hour | 288 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1285 kg | 1475 kg |
| Vehicle Length | 4760 mm | 4430 mm |
| Vehicle Width | 1740 mm | 1860 mm |
| Vehicle Height | 1410 mm | 1310 mm |
| Wheelbase Size | 2630 mm | 2360 mm |
| Fuel Tank Capacity | 59 L | 67 L |
