Having described your use, the above answers are the best solution.
Two / 2000 inverter generators or One larger inverter generator.
Don't be tempted to buy a large "open frame" anything.
If budget permits & your a fan of popularity, Honda or Yamaha. If not Champion is the best bang for the buck, without any sacrifice in quality or customer service. Comparable models between the three, Champion is 1/2 -2/3 's the cost of either red or blue. Apples / apples, Dba ratings are very similar