Most comparisons of these two tools are written by someone selling one of them. Here is the version that assumes you just want the automation to work and would prefer not to think about it again.
The short answer
Pick Zapier if you need a handful of simple connections, nobody on your team wants to manage infrastructure, and your task volume is low enough that per-task pricing stays comfortable.
Pick n8n if your task volume is meaningful, your logic has real branching, you want data on your own infrastructure, or you have hit a wall with what a linear trigger-and-action tool can express.
The deciding factors are volume, complexity, and who owns the hosting. Everything else is detail.
Where the cost curves cross
Zapier prices per task. Every step in every run counts. That is entirely reasonable at low volume and becomes uncomfortable quickly once a workflow runs thousands of times a month, particularly if a single business event triggers a workflow with a dozen steps.
n8n does not charge per task when self-hosted. Your cost is a small server plus the time to maintain it. That is a fundamentally different curve: nearly flat as volume rises, but with a floor that includes real maintenance work.
The practical implication is that the comparison changes with scale, and people usually notice too late. A workflow that costs almost nothing at 200 runs a month is a line item at 20,000. If you are anywhere near that trajectory, work out the numbers before you build, because migrating live automations is considerably more annoying than choosing correctly at the start.
Where the capability differences actually bite
Zapier is deliberately constrained. That constraint is a feature: it makes simple things genuinely simple, and it is why a non-technical person can build something useful in an afternoon.
You feel the ceiling when you need:
- Branching logic where paths rejoin later
- Looping over a variable-length list
- Transforming a response before the next step can use it
- Calling something with no pre-built integration
- Long-running or stateful processes
n8n handles all of these, partly because you can drop into code when the visual nodes run out. That flexibility is the reason to choose it and also the reason poorly built n8n workflows fail in ways poorly built Zaps cannot.
The part nobody mentions
Self-hosting n8n means you now own uptime, upgrades, and backups. That is a genuine cost, not a footnote.
If nobody in your business will own those things, the honest recommendation is Zapier or n8n Cloud, because an unmaintained automation server is worse than a slightly expensive subscription. It fails quietly, at the least convenient moment, and usually nobody notices for a fortnight.
I say this as someone who prefers self-hosting: the tool is not the hard part. The operational commitment is.
What actually breaks, in both
Whichever you choose, automations rarely degrade on their own. They break because something upstream changed (an API version, a renamed field, an expired credential) and nothing was watching.
So the questions that matter more than the tool comparison:
- What happens when a run fails? There should be an error path and an alert, not a silent stop.
- What happens if it runs twice? If a retry can double-send or double-charge, the workflow is not finished.
- How would you know it stopped triggering entirely? A workflow that never fires produces no errors at all. This is the failure people discover last and it is the one that costs most.
If you cannot answer those three, the choice between n8n and Zapier is not your problem yet.
Honest summary
Zapier is the better default for a small number of simple integrations where nobody wants an infrastructure conversation. n8n is better once volume, complexity, or data control become real constraints, and it rewards you for the operational maturity it demands.
Both are good tools. Most of the value is in how the workflows are built, not which logo is on them.
Working through this decision for your own business? The automation hub covers n8n setup and self-hosting in more depth, or tell us what you are trying to automate and you will get a straight answer, including when the answer is that you do not need either tool yet.