While CBZ files require specific comic readers (CDisplay, Perfect Viewer), PDFs work natively on every smartphone, tablet, e-reader (like the Boox or reMarkable), and computer. You can zoom into word balloons without losing resolution if the PDF is scanned at 300 DPI or higher.
Whenever possible, try to access content through official or authorized channels to support the artists. Join the Conversation: Miss Rita Comics Episodes Pdf File