They advertised 13.5 video playback for the sp2017 and I'm getting 7-10 real world usage. But people have said to actually use their sb's for 13 hours, so it'll

They advertised 13.5 video playback for the sp2017 and I'm getting 7-10 real world usage. But people have said to actually use their sb's for 13 hours, so it'll probably be 11-16 hours of real world usage.