The phrase "quality opponents" means that the people or teams being referred to are strong, skilled, or of high quality.
Sentences with «quality opponents»
Our top - four teams all did particularly well against quality opponents. (sportsinsights.com)
If we chose to go this route, the players we buy will be right backs who have experience playing in that position against high quality opponents. (barcablaugranes.com)
He is not a starter otherwise well not against quality opponents. (justarsenal.com)