Justin Bieber vs. Tyson Beckford WHO'D YOU RATHER?

8/22/2014 6:20 AM PDT

Justin Bieber vs. Tyson Beckford: Who'd You Rather?

Tyson Beckford trashed Justin Bieber saying he wasn't man enough to bang his ex-girlfriend Shanina Shaik long term ... saying "little boys cant have grown man toys."

So here's a shirtless shot of a 20-year-old Bieber showing off his fresh newly sprouted muscles (left) and a perfectly aged 43-year-old Beckford showing off his fully torqued torso.

The real question is ...