It matters, my wife claimed it didn't until she finally agreed to fucking my buddies really big cock and it changed her perspective forever, she came faster, harder and repeatedly with huge multiple organisms, first time ever for her. She couldn't deny she absolutely loved fucking his huge cock and the sensations it gave her, she admitted the sex was phenomenal, the best she ever had, said it was so gratifying, Said she definitely wanted to fuck more big cock and then proceeded to get it repeatedly. No holding her back now she's discovered how satisfying a huge cock can be.