--- a/taskcluster/ci/test/test-sets.yml
+++ b/taskcluster/ci/test/test-sets.yml
@@ -63,16 +63,17 @@ talos:
     - talos-g5
     - talos-other
     - talos-svgr
     - talos-tp5o
     - talos-perf-reftest
     - talos-perf-reftest-singletons
     - talos-tp6
     - talos-tp6-stylo-threads
+    - talos-speedometer
 
 awsy:
     - awsy
 
 awsy-stylo-disabled:
     - awsy-stylo-disabled
 
 awsy-stylo-sequential:
@@ -108,16 +109,17 @@ qr-talos:
     - talos-g3
     - talos-g4
     - talos-g5
     # - talos-other # fails with layers-free
     # - talos-svgr # fails with layers-free
     - talos-tp5o
     - talos-perf-reftest
     - talos-perf-reftest-singletons
+    - talos-speedometer
 
 qr-tests:
     - cppunit
     - crashtest
     - gtest
     - jittest
     - jsreftest
     - mochitest-a11y
@@ -142,16 +144,17 @@ linux-talos-stylo-disabled:
     - talos-g4-stylo-disabled
     - talos-g5-stylo-disabled
     - talos-other-stylo-disabled
     - talos-svgr-stylo-disabled
     - talos-tp5o-stylo-disabled
     - talos-perf-reftest-stylo-disabled
     - talos-perf-reftest-singletons-stylo-disabled
     - talos-tp6-stylo-disabled
+    - talos-speedometer-stylo-disabled
 
 windows-reftest-gpu:
     - reftest-gpu
 
 windows-tests:
     - cppunit
     - crashtest
     - firefox-ui-functional-local
@@ -186,31 +189,33 @@ windows-talos:
     - talos-other
     - talos-perf-reftest
     - talos-perf-reftest-singletons
     - talos-svgr
     - talos-tp5o
     - talos-xperf
     - talos-tp6
     - talos-tp6-stylo-threads
+    - talos-speedometer
 
 windows-talos-stylo-disabled:
     - talos-chrome-stylo-disabled
     - talos-dromaeojs-stylo-disabled
     - talos-g1-stylo-disabled
     - talos-g2-stylo-disabled
     - talos-g4-stylo-disabled
     - talos-g5-stylo-disabled
     - talos-other-stylo-disabled
     - talos-perf-reftest-stylo-disabled
     - talos-perf-reftest-singletons-stylo-disabled
     - talos-svgr-stylo-disabled
     - talos-tp5o-stylo-disabled
     - talos-xperf-stylo-disabled
     - talos-tp6-stylo-disabled
+    - talos-speedometer-stylo-disabled
 
 macosx64-tests:
     - cppunit
     - crashtest
     - firefox-ui-functional-local
     - firefox-ui-functional-remote
     - gtest
     - jittest
@@ -240,30 +245,32 @@ macosx64-talos:
     - talos-g5
     - talos-other
     - talos-svgr
     - talos-tp5o
     - talos-perf-reftest
     - talos-perf-reftest-singletons
     - talos-tp6
     - talos-tp6-stylo-threads
+    - talos-speedometer
 
 macosx64-talos-stylo-disabled:
     - talos-chrome-stylo-disabled
     - talos-dromaeojs-stylo-disabled
     - talos-g1-stylo-disabled
     - talos-g2-stylo-disabled
     - talos-g4-stylo-disabled
     - talos-g5-stylo-disabled
     - talos-other-stylo-disabled
     - talos-svgr-stylo-disabled
     - talos-tp5o-stylo-disabled
     - talos-perf-reftest-stylo-disabled
     - talos-perf-reftest-singletons-stylo-disabled
     - talos-tp6-stylo-disabled
+    - talos-speedometer-stylo-disabled
 
 linux32-tests:
     - cppunit
     - crashtest
     - firefox-ui-functional-local
     - firefox-ui-functional-remote
     - gtest
     - jittest

--- a/taskcluster/ci/test/tests.yml
+++ b/taskcluster/ci/test/tests.yml
@@ -1631,16 +1631,67 @@ talos-perf-reftest-stylo-disabled:
             by-test-platform:
                 windows.*:
                     - talos/windows_config.py
                 default:
                     - talos/linux_config.py
         extra-options:
             - --suite=perf-reftest-stylo-disabled
 
+talos-speedometer:
+    description: "Talos speedometer"
+    suite: talos
+    try-name: speedometer
+    treeherder-symbol: tc-T(sp)
+    virtualization: hardware
+    run-on-projects:
+        by-test-platform:
+            linux64-qr/.*: ['mozilla-central', 'try']
+            default: ['mozilla-beta', 'mozilla-central', 'mozilla-inbound', 'autoland', 'try']
+    max-run-time: 3600
+    mozharness:
+        script: talos_script.py
+        no-read-buildbot-config: true
+        config:
+            by-test-platform:
+                macosx.*:
+                    - talos/mac_config.py
+                windows.*:
+                    - talos/windows_config.py
+                default:
+                    - talos/linux_config.py
+        extra-options:
+            - --suite=speedometer
+            - --add-option
+            - --webServer,localhost
+
+talos-speedometer-stylo-disabled:
+    description: "Talos Stylo disabled speedometer"
+    suite: talos
+    try-name: speedometer-stylo-disabled
+    treeherder-symbol: tc-Tsd(sp)
+    virtualization: hardware
+    run-on-projects: ['mozilla-beta', 'mozilla-central', 'try']
+    max-run-time: 3600
+    mozharness:
+        script: talos_script.py
+        no-read-buildbot-config: true
+        config:
+            by-test-platform:
+                macosx.*:
+                    - talos/mac_config.py
+                windows.*:
+                    - talos/windows_config.py
+                default:
+                    - talos/linux_config.py
+        extra-options:
+            - --suite=speedometer-stylo-disabled
+            - --add-option
+            - --webServer,localhost
+
 talos-svgr:
     description: "Talos svgr"
     suite: talos
     try-name: svgr
     treeherder-symbol: tc-T(s)
     virtualization: hardware
     run-on-projects:
         by-test-platform: