2007 Chevrolet Impala vs. 2011 Opel Antara
To start off, 2011 Opel Antara is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2007 Chevrolet Impala would be higher. At 3,507 cc (6 cylinders), 2007 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Impala (217 HP @ 5800 RPM) has 79 more horse power than 2011 Opel Antara. (138 HP @ 5200 RPM). In normal driving conditions, 2007 Chevrolet Impala should accelerate faster than 2011 Opel Antara.
Because 2011 Opel Antara is four wheel drive (4WD), it will have significant more traction and grip than 2007 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2011 Opel Antara 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 Chevrolet Impala (294 Nm @ 4000 RPM) has 74 more torque (in Nm) than 2011 Opel Antara. (220 Nm @ 2400 RPM). This means 2007 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Antara. 2007 Chevrolet Impala has automatic transmission and 2011 Opel Antara has manual transmission. 2011 Opel Antara will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Chevrolet Impala | 2011 Opel Antara | |
| Make | Chevrolet | Opel |
| Model | Impala | Antara |
| Year Released | 2007 | 2011 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3507 cc | 2404 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 217 HP | 138 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 294 Nm | 220 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Engine Bore Size | 99.1 mm | 87.5 mm |
| Engine Stroke Size | 75.9 mm | 100 mm |
| Engine Compression Ratio | 9.8:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5100 mm | 4580 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1710 mm |
| Wheelbase Size | 2810 mm | 2710 mm |
| Fuel Tank Capacity | 45 L | 65 L |
