amount to the same thing
Also, come to the same thing. Make no difference, be the same, as in Since it's supposed to rain all day, whether I go outdoors now or later will amount to the same thing, or Paying in cash or with a credit card, it comes to the same thing.
Why Do “Flammable” And “Inflammable” Mean The Same Thing?Why are these two words so confusing? Well, flammable and inflammable both mean “able to be set on fire.” Strangely, the "in" prefix in inflammable doesn't make the word mean "not flammable," as you might think.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.