Is it normal to not argue with your partner?
Yes, some couples rarely argue, and that can be perfectly healthy. What matters is whether you can talk honestly about disagreements instead of avoiding them or letting resentment build.
Some couples just have similar values, communicate well, or don’t get much pleasure out of turning a disagreement into a full-blown argument. You don’t need dramatic fights to prove your relationship is real or passionate.
The useful distinction is between not arguing and not being able to disagree. If you can bring up awkward things, say no, and work through differences without fear, a calm relationship may simply be your style. If one or both of you keeps quiet to avoid upsetting the other, or issues pile up without getting addressed, it’s worth making room for more honest conversations.