Terence Crawford and Naoya Inoue - they're now referred to as 1 & 1A among pound for pound pundits.

Who did it better?

Last Saturday night in Las Vegas, Crawford became the undisputed welterweight world champion with a ninth round knockout of Errol Spence, who went down three times in the fight. Crawford is the first male boxer to become undisputed in two weight divisions. 

A few days earlier in Tokyo, Inoue became a four division world champion when he knocked out Stephen Fulton in the eight to become the WBC, WBO super bantamweight world champion.

When the comparing their performances, Crawford has the edge in 11 of the 15 listed metrics.