Fundamental Reasons

1. Gives correct matching count
2. Right information about xpath and css selector
3. Xpath and css Selectors exception handling
4. iframe, shadow dom, svg elements.

Timesaver Reasons

1. Need to open once only
2. No need to type much
3. If we know basic then copy values in one click
4. Generate the xpath relative to other element in one click
5. Playwright selectors
6. iframe, shadow dom, svg support
7. Debugger
8. Selectors Healing
9. POM support
10. Attribute filter
11. Generate pseudo Code.