diff --git a/CHANGELOG_en.md b/CHANGELOG_en.md
index 58e4e92..bfeea6e 100644
--- a/CHANGELOG_en.md
+++ b/CHANGELOG_en.md
@@ -1,6 +1,7 @@
 # CHANGELOG
 ### 2025-09-20
 - `honor_cn` Add HONOR X5c; update codenames.
+- `realme_global_en` Add realme 15x 5G.
 ### 2025-09-16
 - `oppo_global_en` Add OPPO F31 series.
 ### 2025-09-15
diff --git a/brands/realme_global_en.md b/brands/realme_global_en.md
index 314a980..ae244d2 100644
--- a/brands/realme_global_en.md
+++ b/brands/realme_global_en.md
@@ -269,6 +269,10 @@
 
 `RMX5000`: realme 15 Lite 5G
 
+**realme 15x 5G:**
+
+`RMX5250`: realme 15x 5G
+
 ## X series
 
 **realme X:**