The method, stated so you can check whether it was followed.
A comparison page is the least trustworthy document a software vendor produces, because the author picks the axes and the author benefits from the outcome. Publishing the rules is the only thing that makes it checkable.
Only publicly available materialno inside knowledgeVendor documentation and public descriptions of what a product is and who buys it. No leaked deck, no anonymous account of somebody's implementation.
Structural axes, not feature tickswhat it is, not what it hasWho it is sold to, what it is organised around, what comes with it, and what has to be built. Those hold true longer than any list of capabilities and are far harder to slant.
No invented pricing and no invented limitsabsent rather than guessedWhere a figure is not public it is not stated. "Expensive" is not an argument, it is a rumour with a font.
Their strengths get their own sectionnot a caveatNot one balancing sentence at the end of nine paragraphs. A real section, with the strongest version of the case for choosing them instead.
Our disqualifiers come firstbefore the argumentZero installations, one team in one time zone, no business associate agreement, no on-premise option, nothing overnight. Above the fold on every one of the four.