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UFC 194 (Aldo vs. McGregor) - $10,006,249
UFC 196 (McGregor vs. Diaz) - $8,100,000 (approx.)
UFC 189 (McGregor vs. Mendes) - $7,201,648
UFC 148 (Silva vs. Sonnen II) - $6,901,655
UFC 168 (Weidman vs. Silva II) - $6,238,792.50
For the record, the biggest gate in UFC history is $12 million for UFC 129: GSP vs. Shields back in 2011 in Toronto's Rogers Centre. UFC 193: Rousey vs. Holm did a live gate of $6.8 million US (the show was in Melbourne, Australia).
How do McGregor's last three fights stack up to boxing gates in Nevada? Well let's have a look-see...
Aldo vs. McGregor would be 22nd highest behind last year's Floyd Mayweather vs. Andre Berto ($10,062,500) but ahead of Mayweather vs. Robert Guerrero (2013, $9,922,350).
McGregor vs. Diaz is 30th behind Manny Pacquiao vs. Ricky Hatton (2009, $8,832,950) but ahead of the 2014 rematch between Pacquiao and Timothy Bradley ($7,865,100).
Lastly, McGregor vs. Mendes would place 35th behind Felix Trinidad vs. David Reid (2000, $7,329,500) but higher than Mike Tyson's 1999 win over Frans Botha ($7,055,800).
LINK: After UFC 196, Conor McGregor now owns the top 3 highest UFC gate totals in Nevada history