Yes but it's ok. Enjoy!
I listened to the Utopia once, but it was about six years ago under meet conditions, with unfamiliar music, DAC, and amp. So what am I missing?
As with everything, the amp/source/chain/synergy matters a lot, but all things being equal, you'd be missing resolution, micro.
You're missing beryllium and swagger. ;)
Driver timbre is noticeably different between the two. Utopia also has incredibly smooth upper treble; still never heard a headphone with better performance there. Utopia also scales like mad with better gear since it's so resolving
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