They are not chewing through mine, I use Firefox with uBlock Origin on Android too.
After reading the article:
To test this, Enders used a browser that mimicked an iPhone 6 and accessed a total of eight "popular" news sites (though they didn't confirm what these were).
Wow yea great methodology, thanks guys. It really captures your motto of "Rigorous Fearless Independent" especially the first term.
Also good job by Santiago Luque of Nextpit to generalize the result to the maximum possible extent.