$(function(){
    $(document).ready(function(){
        var i = 1;
        $('.discount h2').each(function(){
            if (i == 1) {
                i++;
                var firstDiscount = $(this),
                    heightFirst = firstDiscount.height();
            } else {
                i--;
                var secondDiscount = $(this),
                    heightSecond = secondDiscount.height();
                if (heightSecond > heightFirst) {
                    console.log('ok');
                }
                console.log(heightFirst);
                console.log(heightSecond);
                return false;
            }
        });
    });
});