gamut / gauntlet
The full range versus the ordeal, or the glove.
A gamut is the full range: the gamut of opinion. A gauntlet is a glove, or the ordeal in run the gauntlet. Do not use run the gamut when you mean the ordeal. Run the gamut is the set phrase for covering a range.
Examples
Usethe gamut of fees
Userun the gauntlet
Avoidrun the gamut (If you mean the ordeal, not the range.)