What should I do because I am confuse about a decision that I have to make I want a new car but ?

But my husband whant another kind of car and only together we can buy one but we can't afford the two new cars so should i help him or he should help me with my dreams car so can anyboy help me to choose the right thing for both of us?well I am very possitive and I like to Share so I dont mind to give up my dream and give away my dream and see somebody else realize their dreams come tru.