I've seen a website before where you enter your measurements and it told your what shop does the best 'size' for your measurements, so like who's size 14 is the closest to matching your measurements etc, but I found it quite inaccurate as most of the sizes were actually too big for me.
I think the website mentioned before was this one
Welcome - My Body Gallery - What Real Women Look Like you could put in the hight, and the weight you are, or would like to be and have and tick the body shape you have and see other women's bodies, around the same hight or weight and see what they look like, it's amazing to see the variation in the same shape of women who weight the same, and are the same hight.