Last year, we told you about Zac Efron’s equally hot younger brother, Dylan Efron. But now, with Dylan’s latest thirst-trap on Instagram, we have to wonder… is he becoming even hotter than Zac?

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Zac Efron and Dylan Efron
Photo: Instagram

Dylan Efron, who is 26-years-old (Zac is 30-years-old) is not an actor – he’s a writer and producer. He’s also got a nice brain, with an Economics degree. But you know what’s even nicer than his brain? His body.

Here, have a look (and make sure you tap – there are three hot photos there!) –

View this post on Instagram

Home gym Sundays

A post shared by Dylan Efron (@dylanefron) on

While you’re trying to regain your breath, we’ll tell you that brother Zac trolled Dylan in the comments, writing something about getting his socks back.

But let’s have a look at those arms again.

And wait, there’s a workout video, because of course –

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Week one of #bostonmarathon altitude camp ✔️

A post shared by Dylan Efron (@dylanefron) on

So, which brother is hotter?