diff --git a/boards/silabs/dev_kits/xg24_dk2601b/doc/index.rst b/boards/silabs/dev_kits/xg24_dk2601b/doc/index.rst
index c2453e977c095f..0ce3c4598cebb1 100644
--- a/boards/silabs/dev_kits/xg24_dk2601b/doc/index.rst
+++ b/boards/silabs/dev_kits/xg24_dk2601b/doc/index.rst
@@ -66,6 +66,8 @@ The board configuration supports the following hardware features:
 +-----------+------------+-------------------------------------+
 | RADIO     | on-chip    | bluetooth                           |
 +-----------+------------+-------------------------------------+
+| ACMP      | on-chip    | comparator                          |
++-----------+------------+-------------------------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b.yaml b/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b.yaml
index af937c8b4a2123..271581b996d937 100644
--- a/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b.yaml
+++ b/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b.yaml
@@ -15,6 +15,7 @@ supported:
   - dma
   - watchdog
   - clock_control
+  - comparator
 testing:
   ignore_tags:
     - pm
diff --git a/boards/silabs/dev_kits/xg24_ek2703a/doc/index.rst b/boards/silabs/dev_kits/xg24_ek2703a/doc/index.rst
index e841838b1be448..5161fa1455dde2 100644
--- a/boards/silabs/dev_kits/xg24_ek2703a/doc/index.rst
+++ b/boards/silabs/dev_kits/xg24_ek2703a/doc/index.rst
@@ -56,6 +56,8 @@ The ``xg24_ek2703a`` board supports the following hardware features:
 +-----------+------------+-------------------------------------+
 | RADIO     | on-chip    | bluetooth                           |
 +-----------+------------+-------------------------------------+
+| ACMP      | on-chip    | comparator                          |
++-----------+------------+-------------------------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/silabs/dev_kits/xg24_ek2703a/xg24_ek2703a.yaml b/boards/silabs/dev_kits/xg24_ek2703a/xg24_ek2703a.yaml
index 1a5d73e8ebbb5a..9a0285d4423789 100644
--- a/boards/silabs/dev_kits/xg24_ek2703a/xg24_ek2703a.yaml
+++ b/boards/silabs/dev_kits/xg24_ek2703a/xg24_ek2703a.yaml
@@ -14,6 +14,7 @@ supported:
   - uart
   - watchdog
   - clock_control
+  - comparator
 testing:
   ignore_tags:
     - pm
diff --git a/boards/silabs/dev_kits/xg27_dk2602a/doc/index.rst b/boards/silabs/dev_kits/xg27_dk2602a/doc/index.rst
index c700e1cf9c0021..19123e7bf0af44 100644
--- a/boards/silabs/dev_kits/xg27_dk2602a/doc/index.rst
+++ b/boards/silabs/dev_kits/xg27_dk2602a/doc/index.rst
@@ -49,6 +49,8 @@ The xg27_dk2602a board configuration supports the following hardware features:
 +-----------+------------+-------------------------------------+
 | DMA       | on-chip    | ldma                                |
 +-----------+------------+-------------------------------------+
+| ACMP      | on-chip    | comparator                          |
++-----------+------------+-------------------------------------+
 
 Flashing
 ========
diff --git a/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a.yaml b/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a.yaml
index 519f9ce9a9e2dc..8fef3d26443653 100644
--- a/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a.yaml
+++ b/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a.yaml
@@ -15,4 +15,5 @@ supported:
   - uart
   - dma
   - clock_control
+  - comparator
 vendor: silabs
diff --git a/boards/silabs/radio_boards/xg23_rb4210a/doc/index.rst b/boards/silabs/radio_boards/xg23_rb4210a/doc/index.rst
index 153ef502a7c720..82e12cbb6adb37 100644
--- a/boards/silabs/radio_boards/xg23_rb4210a/doc/index.rst
+++ b/boards/silabs/radio_boards/xg23_rb4210a/doc/index.rst
@@ -63,6 +63,8 @@ The board configuration supports the following hardware features:
 +-----------+------------+-------------------------------------+
 | WATCHDOG  | on-chip    | watchdog                            |
 +-----------+------------+-------------------------------------+
+| ACMP      | on-chip    | comparator                          |
++-----------+------------+-------------------------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/silabs/radio_boards/xg23_rb4210a/xg23_rb4210a.yaml b/boards/silabs/radio_boards/xg23_rb4210a/xg23_rb4210a.yaml
index a9229ef60b150c..20ff7c9bec6ec9 100644
--- a/boards/silabs/radio_boards/xg23_rb4210a/xg23_rb4210a.yaml
+++ b/boards/silabs/radio_boards/xg23_rb4210a/xg23_rb4210a.yaml
@@ -21,6 +21,7 @@ supported:
   - uart
   - dma
   - watchdog
+  - comparator
 testing:
   ignore_tags:
     - pm
diff --git a/boards/silabs/radio_boards/xg24_rb4187c/doc/index.rst b/boards/silabs/radio_boards/xg24_rb4187c/doc/index.rst
index f104714f2b3f77..ac1dfc1f9a2a7e 100644
--- a/boards/silabs/radio_boards/xg24_rb4187c/doc/index.rst
+++ b/boards/silabs/radio_boards/xg24_rb4187c/doc/index.rst
@@ -61,6 +61,8 @@ The board configuration supports the following hardware features:
 +-----------+------------+-------------------------------------+
 | WATCHDOG  | on-chip    | watchdog                            |
 +-----------+------------+-------------------------------------+
+| ACMP      | on-chip    | comparator                          |
++-----------+------------+-------------------------------------+
 
 Other hardware features are currently not supported by the port.
 
diff --git a/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.yaml b/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.yaml
index 5a6b31016c95f0..8a60ef3469df9e 100644
--- a/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.yaml
+++ b/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.yaml
@@ -14,6 +14,7 @@ supported:
   - uart
   - dma
   - watchdog
+  - comparator
 testing:
   ignore_tags:
     - pm