World Record Progression of 4x400 Metres Relay Mixed

Mark Wind Competitor DOB Country Venue Date
3:09.34 United States USA USA Khalifa International Stadium, Doha (QAT) 29 SEP 2019
3:12.42 United States USA USA Khalifa International Stadium, Doha (QAT) 28 SEP 2019

Legend

* Pending ratification. Mx: mixed gender race. Wo: women only race. (i): set indoor.