diff --git a/src/defaultsettings.cpp b/src/defaultsettings.cpp
index d19039d4d..7305161d5 100644
--- a/src/defaultsettings.cpp
+++ b/src/defaultsettings.cpp
@@ -548,7 +548,7 @@ void set_default_settings()
 
 	// Set the optimal settings depending on the memory size [Android] | model [iOS]
 #ifdef __ANDROID__
-	float memoryMax = porting::getTotalSystemMemory();
+	float memoryMax = SDL_GetSystemRAM() / 1024;
 
 	if (memoryMax < 2) {
 		// minimal settings for less than 2GB RAM
diff --git a/src/porting_android.cpp b/src/porting_android.cpp
index 9e9c5b408..37187d58f 100644
--- a/src/porting_android.cpp
+++ b/src/porting_android.cpp
@@ -280,14 +280,6 @@ std::string getInputDialogValue()
 	return readJavaString((jstring) result);
 }
 
-float getTotalSystemMemory()
-{
-	long pages = sysconf(_SC_PHYS_PAGES);
-	long page_size = sysconf(_SC_PAGE_SIZE);
-	int divisor = 1024 * 1024 * 1024;
-	return (float) (pages * page_size) / (float) divisor;
-}
-
 bool hasRealKeyboard()
 {
 	return device_has_keyboard;
diff --git a/src/porting_android.h b/src/porting_android.h
index e970e6f97..39fb0dc92 100644
--- a/src/porting_android.h
+++ b/src/porting_android.h
@@ -73,11 +73,6 @@ int getInputDialogState();
  */
 std::string getInputDialogValue();
 
-/**
- * get total device memory
- */
-float getTotalSystemMemory();
-
 /**
  * notify java on server connection
  */