Depends on your needs of API Gateway, Ingress Controller, and Service Mesh.
According to Apache APISIX Slack[1] channel discussions and GitHub Issues/Discussions, most people focus on Security, Feature Rich, and Performance.
1. Security: As an Apache project, there have a lot of users and maintainers who are watching project activities, and the Security Team follows up very quickly.
2. Feature Rich: Just join the Slack channel and you will find that lots of questions are related to "features".