Match.com Survey on What People JUDGE you on
71% of women and 58% of men say they judge people on their teeth. (#1)

GRAMMAR came in second.

The other most common things you’ll get judged on are your clothes, your hair, your nails, and whether or not you have a tattoo.

Only 10% of women and 9% of men judge people based on their electronics.

The other things at the bottom of the list are your car, your shoes, and your accent.