A side-by-side comparison of Kim Kardashian and her daughter North West at the same age has gone viral, with the striking difference between their teenage styles becoming the center of a heated conversation. Kim is shown at 13 with long natural-looking hair, braces and a traditional school outfit, while North, now 13, has embraced bright blue hair, bold accessories and a dramatically different aesthetic.

The comparison quickly became about much more than fashion. Some commenters questioned Kim’s parenting and argued that North is being allowed to grow up too quickly. North’s recent experimentation with blue hair, gothic-inspired makeup, grills and piercings has already generated similar criticism.

Others strongly rejected the criticism, pointing out that teenagers have always experimented with their appearance and that styles have changed enormously since Kim was 13. They argued that comparing two teenagers growing up in completely different eras ignores North’s individual personality and right to develop her own sense of style.

Kim has also pushed back against suggestions that allowing North to express herself means she doesn’t establish boundaries. She has said North actually has many rules, while explaining that personal expression is one area where she deliberately gives her daughter more freedom.

Ultimately, the viral comparison doesn’t prove that one parenting approach is better than another. It shows two members of the same famous family at exactly the same age but expressing themselves in dramatically different ways—and that contrast has been enough to reignite a much larger debate about parenting, teenage independence and growing up in the public eye.