Irmu
Comparisons8 minIrmu Engineering

Playwright vs Puppeteer for Web Scraping

Two mature browser automation libraries, and how to decide which one your crawler should use.

The short answer

Use Playwright for new projects. It supports Chromium, Firefox and WebKit through one API, has better auto-waiting, first-class network interception and official bindings for Python, .NET and Java as well as Node.

Puppeteer remains excellent if you are Chromium-only, already invested, and want the smallest possible dependency footprint.

Where they differ in practice

Auto-waiting is the biggest day-to-day difference: Playwright waits for actionability before interacting, which eliminates most of the arbitrary sleeps that make Puppeteer scripts flaky. Browser contexts are also cheaper to isolate, which matters when you run many parallel sessions with distinct cookie jars.

For scraping specifically, Playwright's route interception makes it easy to capture the JSON a page fetches rather than parsing rendered HTML — usually the more stable extraction path.

javascript
await page.route("**/api/products*", async (route) => {
  const response = await route.fetch();
  const json = await response.json();
  products.push(...json.items);   // structured data, no DOM parsing
  await route.fulfill({ response });
});

The part neither one solves

Both libraries drive a browser. Neither gives you clean IPs, fingerprint consistency, challenge solving, autoscaling or a retry budget — which is where nearly all scraping cost and on-call pain actually lives.

Running your own farm is viable at small scale. Past a few hundred thousand sessions a month, connecting your existing Playwright code to managed browsers over CDP usually costs less than the engineering time it replaces.

Start building with Irmu today

1,000 free credits every month, no card required. Every API, every integration, one key.