2007 Mercedes-Benz SLK vs. 2005 Opel Astra

To start off, 2007 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,996 cc (6 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (228 HP @ 6100 RPM) has 105 more horse power than 2005 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2005 Opel Astra.

Because 2007 Mercedes-Benz SLK is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 Mercedes-Benz SLK (300 Nm @ 2700 RPM) has 19 more torque (in Nm) than 2005 Opel Astra. (281 Nm @ 1500 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.

Compare all specifications:

2007 Mercedes-Benz SLK 2005 Opel Astra
Make Mercedes-Benz Opel
Model SLK Astra
Year Released 2007 2005
Engine Position Front Front
Engine Size 2996 cc 2172 cc
Engine Cylinders 6 cylinders 4 cylinders
Engine Type V in-line
Valves per Cylinder 4 valves 4 valves
Horse Power 228 HP 123 HP
Engine RPM 6100 RPM 4000 RPM
Torque 300 Nm 281 Nm
Torque RPM 2700 RPM 1500 RPM
Fuel Type Diesel Diesel
Drive Type Rear Front
Transmission Type Manual Manual
Number of Seats 2 seats 4 seats
Number of Doors 2 doors 2 doors
Vehicle Length 4090 mm 4270 mm
Vehicle Width 1790 mm 1720 mm
Vehicle Height 1300 mm 1400 mm
Wheelbase Size 2440 mm 2530 mm
Fuel Consumption Overall 10.7 L/100km 6.3 L/100km
Fuel Tank Capacity 70 L 52 L