The rule is simple: lighter files will load faster. Both formats (WebM and MP4) tend to produce files on the lighter end, but only MP4 (H.264) is supported by most major browsers, so I’d go with that.
Jeremy
Design and run online experiments
The rule is simple: lighter files will load faster. Both formats (WebM and MP4) tend to produce files on the lighter end, but only MP4 (H.264) is supported by most major browsers, so I’d go with that.
Jeremy