The poet systematically denies his mistress every conventional beauty comparison, yet concludes he loves her as much as any idealized woman—a paradoxical anti-Petrarchan love poem.
Her breath doesn't smell of perfume—it reeks (simply smells, exhales naturally). A deliberately unpoetic word choice.
Most women are 'belied' (falsely described, slandered) by exaggerated metaphor. His mistress is loved without such lies.
Every line is a rejection of Renaissance sonnet cliche: eyes like sun, lips like coral, skin like snow, hair like gold, cheeks like roses, breath like perfume, voice like music, gait like a goddess. Shakespeare catalogs centuries of poetic convention only to say it all rings false. His critique suggests that Petrarchan love is fundamentally dishonest—it projects fantasy onto a person and calls it devotion. Only by admitting the woman's ordinariness can love become real.
The closing assertion—that his love is 'rare' and more true because it lacks false comparison—is deeply ironic. By saying he sees her truthfully, the poet claims a kind of moral superiority over poets who idealize. Yet this too is a pose, a way of making himself seem more sincere than he is. The poem's self-awareness of this trap (it knows it's still a love poem, still trying to persuade) makes it far more sophisticated than straightforward sincerity could be.
Like telling someone 'you're not Instagram-perfect and you don't look like filtered photos, but that's exactly why I actually love you.' The poem rejects manufactured idealization in favor of real attraction, though the irony cuts both ways—is honest love possible, or is it another genre of self-deception?