2009 Chevrolet Avalanche vs. 2007 Porsche 911
To start off, 2009 Chevrolet Avalanche is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Porsche 911. In addition, the cost of maintenance, including insurance, on 2007 Porsche 911 would be higher. At 5,300 cc (8 cylinders), 2009 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (355 HP @ 6600 RPM) has 45 more horse power than 2009 Chevrolet Avalanche. (310 HP @ 5200 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2009 Chevrolet Avalanche. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet Avalanche weights approximately 74 kg more than 2007 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2009 Chevrolet Avalanche (454 Nm @ 4400 RPM) has 54 more torque (in Nm) than 2007 Porsche 911. (400 Nm @ 4600 RPM). This means 2009 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911. 2009 Chevrolet Avalanche has automatic transmission and 2007 Porsche 911 has manual transmission. 2007 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Chevrolet Avalanche will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Chevrolet Avalanche | 2007 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Avalanche | 911 |
| Year Released | 2009 | 2007 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5300 cc | 3822 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 310 HP | 355 HP |
| Engine RPM | 5200 RPM | 6600 RPM |
| Torque | 454 Nm | 400 Nm |
| Torque RPM | 4400 RPM | 4600 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1549 kg | 1475 kg |
| Vehicle Length | 5630 mm | 4430 mm |
| Vehicle Width | 2020 mm | 1860 mm |
| Vehicle Height | 1950 mm | 1310 mm |
| Wheelbase Size | 3310 mm | 2360 mm |
| Fuel Consumption Highway | 11.8 L/100km | 9.1 L/100km |
| Fuel Consumption City | 16.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 117 L | 67 L |
