According to user opinions, high quality is an important factor to consider when shopping for a stand mixer.
These opinions show that you don't need to spend a fortune to get a good quality mixer. However, the models rated highest for quality are not cheap either; they average at around $300, which is within the medium price range for stand mixers. Most of them have about 300-550 watts of power, which is around average.
Breville and KitchenAid are ranked highest for quality among the various mixer brands.