It can be, but only if you can pay your balance in full by your next billing cycle. If you can’t, an auto loan is a better choice. Auto loans typically have lower interest rates than credit cards. You should also consider how using a charge card to buy a car will impact your credit utilization ratio.
Credit utilization ratio measures how much credit you have available versus how much you’re currently using. It’s a good idea to keep your credit utilization ratio below 30%. Anything higher can be a signal to lenders that you’re in over your head. This can make it harder to borrow money at an affordable rate.