Your question seems to assume that it's universally harder to get a girlfriend than a boyfriend, but it's important to note that this is not always the case. The difficulty of finding a romantic partner can depend on a variety of factors, including:
Personal characteristics: Things like your personality, interests, physical appearance, and communication style can all affect how easy or difficult it is for you to attract a partner.
Social context: Your environment and social circumstances can play a big role. For example, if you're in a community where there are more single women than men, it might be easier to find a girlfriend.
Cultural norms: In some societies, gender norms and expectations may influence dating dynamics. For example, in cultures where men are traditionally expected to take the initiative in romantic relationships, women might have less experience or feel less comfortable initiating relationships, which could make it harder for someone to find a girlfriend.
Individual preferences: Some people might find it easier to connect with one gender over another due to their own individual preferences or orientation.
Sexual orientation: Obviously, if you're a heterosexual woman or a homosexual man, it's going to be more difficult to get a girlfriend than a boyfriend, simply because of your sexual orientation.
If your question is based on a personal experience, it might be more beneficial to consider these factors in the context of your own life. If you're finding it difficult to attract a girlfriend, it could be worth exploring whether there are specific areas you can work on to improve your chances, such as improving your social skills, expanding your social network, or taking steps to build your confidence.