diff --git a/docs/api/browser/assertions.md b/docs/api/browser/assertions.md
index 953bb93a6065..3db9c6d3397d 100644
--- a/docs/api/browser/assertions.md
+++ b/docs/api/browser/assertions.md
@@ -1152,10 +1152,9 @@ await expect.element(getByTestId('button')).toMatchScreenshot('fancy-button', {
 
 - `comparatorName: "pixelmatch" = "pixelmatch"`
 
-  The name of the algorithm/library used for comparing images.
+  The algorithm/library used for comparing images.
 
-  Currently, [`"pixelmatch"`](https://github.com/mapbox/pixelmatch) is the only
-  supported comparator.
+  `"pixelmatch"` is the only built-in comparator, but you can use custom ones by [registering them in the config file](/config/browser/expect#browser-expect-tomatchscreenshot-comparators).
 
 - `comparatorOptions: object`
 
@@ -1210,7 +1209,7 @@ await expect.element(getByTestId('button')).toMatchScreenshot('fancy-button', {
 
 #### `"pixelmatch"` comparator options
 
-The following options are available when using the `"pixelmatch"` comparator:
+The `"pixelmatch"` comparator uses [`@blazediff/core`](https://blazediff.dev/docs/core) under the hood. The following options are available when using it:
 
 - `allowedMismatchedPixelRatio: number | undefined = undefined`
 
diff --git a/packages/browser/package.json b/packages/browser/package.json
index 6e4235375445..87f4baa9cf0c 100644
--- a/packages/browser/package.json
+++ b/packages/browser/package.json
@@ -64,10 +64,10 @@
     "vitest": "workspace:*"
   },
   "dependencies": {
+    "@blazediff/core": "1.9.1",
     "@vitest/mocker": "workspace:*",
     "@vitest/utils": "workspace:*",
     "magic-string": "catalog:",
-    "pixelmatch": "7.1.0",
     "pngjs": "^7.0.0",
     "sirv": "catalog:",
     "tinyrainbow": "catalog:",
diff --git a/packages/browser/src/node/commands/screenshotMatcher/comparators/pixelmatch.ts b/packages/browser/src/node/commands/screenshotMatcher/comparators/pixelmatch.ts
index 0d9a905c3368..5c8b29c4d06f 100644
--- a/packages/browser/src/node/commands/screenshotMatcher/comparators/pixelmatch.ts
+++ b/packages/browser/src/node/commands/screenshotMatcher/comparators/pixelmatch.ts
@@ -1,6 +1,6 @@
 import type { ScreenshotComparatorRegistry } from '../../../../../context'
 import type { Comparator } from '../types'
-import pm from 'pixelmatch'
+import { diff } from '@blazediff/core'
 
 const defaultOptions = {
   allowedMismatchedPixelRatio: undefined,
@@ -36,7 +36,7 @@ export const pixelmatch: Comparator<ScreenshotComparatorRegistry['pixelmatch']>
     ? new Uint8Array(reference.data.length)
     : undefined
 
-  const mismatchedPixels = pm(
+  const mismatchedPixels = diff(
     reference.data,
     actual.data,
     diffBuffer,
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 6201105c9113..f626ac513716 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -493,6 +493,9 @@ importers:
 
   packages/browser:
     dependencies:
+      '@blazediff/core':
+        specifier: 1.9.1
+        version: 1.9.1
       '@vitest/mocker':
         specifier: workspace:*
         version: link:../mocker
@@ -502,9 +505,6 @@ importers:
       magic-string:
         specifier: 'catalog:'
         version: 0.30.21
-      pixelmatch:
-        specifier: 7.1.0
-        version: 7.1.0
       pngjs:
         specifier: ^7.0.0
         version: 7.0.0
@@ -2271,6 +2271,9 @@ packages:
     resolution: {integrity: sha512-6zABk/ECA/QYSCQ1NGiVwwbQerUCZ+TQbp64Q3AgmfNvurHH0j8TtXa1qbShXA6qqkpAj4V5W8pP6mLe1mcMqA==}
     engines: {node: '>=18'}
 
+  '@blazediff/core@1.9.1':
+    resolution: {integrity: sha512-ehg3jIkYKulZh+8om/O25vkvSsXXwC+skXmyA87FFx6A/45eqOkZsBltMw/TVteb0mloiGT8oGRTcjRAz66zaA==}
+
   '@bomb.sh/tab@0.0.12':
     resolution: {integrity: sha512-dYRwg4MqfHR5/BcTy285XOGRhjQFmNpaJBZ0tl2oU+RY595MQ5ApTF6j3OvauPAooHL6cfoOZMySQrOQztT8RQ==}
     hasBin: true
@@ -8322,10 +8325,6 @@ packages:
     resolution: {integrity: sha512-o8mkY4E/+LNUf6LzX96ht6k6CEDi65k9G2rjMtBe9Oo+VPKSvl+0GKHuH/AlG+GA5LPG/i5hrekkxUc3s2HU+Q==}
     hasBin: true
 
-  pixelmatch@7.1.0:
-    resolution: {integrity: sha512-1wrVzJ2STrpmONHKBy228LM1b84msXDUoAzVEl0R8Mz4Ce6EPr+IVtxm8+yvrqLYMHswREkjYFaMxnyGnaY3Ng==}
-    hasBin: true
-
   pkg-types@1.3.1:
     resolution: {integrity: sha512-/Jm5M4RvtBFVkKWRu2BLUTNP8/M2a+UwuAX+ae4770q1qVGtfjG+WTCupoZixokjmHiry8uI+dlY8KXYV5HVVQ==}
 
@@ -10951,6 +10950,8 @@ snapshots:
 
   '@bcoe/v8-coverage@1.0.2': {}
 
+  '@blazediff/core@1.9.1': {}
+
   '@bomb.sh/tab@0.0.12(cac@6.7.14(patch_hash=a8f0f3517a47ce716ed90c0cfe6ae382ab763b021a664ada2a608477d0621588))(citty@0.1.6)':
     optionalDependencies:
       cac: 6.7.14(patch_hash=a8f0f3517a47ce716ed90c0cfe6ae382ab763b021a664ada2a608477d0621588)
@@ -17221,10 +17222,6 @@ snapshots:
     dependencies:
       pngjs: 6.0.0
 
-  pixelmatch@7.1.0:
-    dependencies:
-      pngjs: 7.0.0
-
   pkg-types@1.3.1:
     dependencies:
       confbox: 0.1.8