2007 Opel Astra vs. 2011 Mercedes-Benz GLK
To start off, 2011 Mercedes-Benz GLK is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 3,500 cc (6 cylinders), 2011 Mercedes-Benz GLK is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz GLK (268 HP @ 6000 RPM) has 164 more horse power than 2007 Opel Astra. (104 HP @ 6000 RPM) In normal driving conditions, 2011 Mercedes-Benz GLK should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz GLK weights approximately 585 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Mercedes-Benz GLK is all wheel drive (AWD), it will have significant more traction and grip than 2007 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2011 Mercedes-Benz GLK 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, 2011 Mercedes-Benz GLK (349 Nm @ 2400 RPM) has 199 more torque (in Nm) than 2007 Opel Astra. (150 Nm @ 3900 RPM). This means 2011 Mercedes-Benz GLK will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra. 2011 Mercedes-Benz GLK has automatic transmission and 2007 Opel Astra has manual transmission. 2007 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mercedes-Benz GLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Opel Astra | 2011 Mercedes-Benz GLK | |
| Make | Opel | Mercedes-Benz |
| Model | Astra | GLK |
| Year Released | 2007 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 3500 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 268 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 150 Nm | 349 Nm |
| Torque RPM | 3900 RPM | 2400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1265 kg | 1850 kg |
| Vehicle Length | 4260 mm | 4529 mm |
| Vehicle Width | 1760 mm | 1887 mm |
| Vehicle Height | 1470 mm | 1699 mm |
| Wheelbase Size | 2620 mm | 2756 mm |
| Fuel Tank Capacity | 52 L | 66 L |
