Video performance

Clip general info : Length 0:09:56; 24fps; ffdshow H264

HD 1080p

1920x1080; 264MB; 1fps

960x540

960x540; 108MB; 6fps

480x270

480x270; 42.2MB; 21fps

Conclusion

Videos with normal resolution (<480p) should play smoothly. Videos with 480p or better quality play with noticeable issues. Having a lot of frames on the page slows down the playback.