There are lots of tging which will give you more happiness than sex. If thing sex is the only thing gives you pleasure then you are wrong. I will tell you there are more things beside sex.
Food
if you are hungry and you have your favourite dish in front of you. Then every human will prefer food. Eating your favourite dish gives you happiness than sex
Old Songs
Old memories are always makes human emotional. It will gives you different level happiness by listening old songs.
Sleeping
Sleeping good and getting up straight in the morning.
Buying Anything Which You Need Badly
Im a tech guy. So if i get chance to buy iPhone X that gives me more happiness than sex
Peeing After Long Time
That feeling is always than sex