Easier to get through the school system.
Society more likely to give her the benefit of the doubt. Less likely to be convicted on the same evidence, will spend 60% less time in jail for the same crime.
Has the vast majority of gendered non-reproductive research aimed at her.
Most consumer advertising promotes women, frequently at the cost of men, as women are their primary market
The constant push by society to "man up" basically stops men from seeking help if they are abused, raped or assaulted. If you have actually been abused or raped, it's easy to be jealous of women apparently walking into therapy and announcing "I have been raped" rather than spending weeks coming to this conclusion.
It's easy to consider the ability to open jars as silly compared to some of the above. And of course, the feminism claims men have in the work places are all highly debatable/contingent. For instance, higher salaries frequently come at the expense of being willing to work obscene hours with huge commutes.