diff --git a/esphome/core/application.h b/esphome/core/application.h
index c91cba8d19..b7824a254b 100644
--- a/esphome/core/application.h
+++ b/esphome/core/application.h
@@ -493,68 +493,68 @@ class Application {
   std::vector<Area *> areas_{};
 #endif
 #ifdef USE_BINARY_SENSOR
-  static_vector<binary_sensor::BinarySensor *, ESPHOME_ENTITY_BINARY_SENSOR_COUNT> binary_sensors_{};
+  StaticVector<binary_sensor::BinarySensor *, ESPHOME_ENTITY_BINARY_SENSOR_COUNT> binary_sensors_{};
 #endif
 #ifdef USE_SWITCH
-  static_vector<switch_::Switch *, ESPHOME_ENTITY_SWITCH_COUNT> switches_{};
+  StaticVector<switch_::Switch *, ESPHOME_ENTITY_SWITCH_COUNT> switches_{};
 #endif
 #ifdef USE_BUTTON
-  static_vector<button::Button *, ESPHOME_ENTITY_BUTTON_COUNT> buttons_{};
+  StaticVector<button::Button *, ESPHOME_ENTITY_BUTTON_COUNT> buttons_{};
 #endif
 #ifdef USE_EVENT
-  static_vector<event::Event *, ESPHOME_ENTITY_EVENT_COUNT> events_{};
+  StaticVector<event::Event *, ESPHOME_ENTITY_EVENT_COUNT> events_{};
 #endif
 #ifdef USE_SENSOR
-  static_vector<sensor::Sensor *, ESPHOME_ENTITY_SENSOR_COUNT> sensors_{};
+  StaticVector<sensor::Sensor *, ESPHOME_ENTITY_SENSOR_COUNT> sensors_{};
 #endif
 #ifdef USE_TEXT_SENSOR
-  static_vector<text_sensor::TextSensor *, ESPHOME_ENTITY_TEXT_SENSOR_COUNT> text_sensors_{};
+  StaticVector<text_sensor::TextSensor *, ESPHOME_ENTITY_TEXT_SENSOR_COUNT> text_sensors_{};
 #endif
 #ifdef USE_FAN
-  static_vector<fan::Fan *, ESPHOME_ENTITY_FAN_COUNT> fans_{};
+  StaticVector<fan::Fan *, ESPHOME_ENTITY_FAN_COUNT> fans_{};
 #endif
 #ifdef USE_COVER
-  static_vector<cover::Cover *, ESPHOME_ENTITY_COVER_COUNT> covers_{};
+  StaticVector<cover::Cover *, ESPHOME_ENTITY_COVER_COUNT> covers_{};
 #endif
 #ifdef USE_CLIMATE
-  static_vector<climate::Climate *, ESPHOME_ENTITY_CLIMATE_COUNT> climates_{};
+  StaticVector<climate::Climate *, ESPHOME_ENTITY_CLIMATE_COUNT> climates_{};
 #endif
 #ifdef USE_LIGHT
-  static_vector<light::LightState *, ESPHOME_ENTITY_LIGHT_COUNT> lights_{};
+  StaticVector<light::LightState *, ESPHOME_ENTITY_LIGHT_COUNT> lights_{};
 #endif
 #ifdef USE_NUMBER
-  static_vector<number::Number *, ESPHOME_ENTITY_NUMBER_COUNT> numbers_{};
+  StaticVector<number::Number *, ESPHOME_ENTITY_NUMBER_COUNT> numbers_{};
 #endif
 #ifdef USE_DATETIME_DATE
-  static_vector<datetime::DateEntity *, ESPHOME_ENTITY_DATE_COUNT> dates_{};
+  StaticVector<datetime::DateEntity *, ESPHOME_ENTITY_DATE_COUNT> dates_{};
 #endif
 #ifdef USE_DATETIME_TIME
-  static_vector<datetime::TimeEntity *, ESPHOME_ENTITY_TIME_COUNT> times_{};
+  StaticVector<datetime::TimeEntity *, ESPHOME_ENTITY_TIME_COUNT> times_{};
 #endif
 #ifdef USE_DATETIME_DATETIME
-  static_vector<datetime::DateTimeEntity *, ESPHOME_ENTITY_DATETIME_COUNT> datetimes_{};
+  StaticVector<datetime::DateTimeEntity *, ESPHOME_ENTITY_DATETIME_COUNT> datetimes_{};
 #endif
 #ifdef USE_SELECT
-  static_vector<select::Select *, ESPHOME_ENTITY_SELECT_COUNT> selects_{};
+  StaticVector<select::Select *, ESPHOME_ENTITY_SELECT_COUNT> selects_{};
 #endif
 #ifdef USE_TEXT
-  static_vector<text::Text *, ESPHOME_ENTITY_TEXT_COUNT> texts_{};
+  StaticVector<text::Text *, ESPHOME_ENTITY_TEXT_COUNT> texts_{};
 #endif
 #ifdef USE_LOCK
-  static_vector<lock::Lock *, ESPHOME_ENTITY_LOCK_COUNT> locks_{};
+  StaticVector<lock::Lock *, ESPHOME_ENTITY_LOCK_COUNT> locks_{};
 #endif
 #ifdef USE_VALVE
-  static_vector<valve::Valve *, ESPHOME_ENTITY_VALVE_COUNT> valves_{};
+  StaticVector<valve::Valve *, ESPHOME_ENTITY_VALVE_COUNT> valves_{};
 #endif
 #ifdef USE_MEDIA_PLAYER
-  static_vector<media_player::MediaPlayer *, ESPHOME_ENTITY_MEDIA_PLAYER_COUNT> media_players_{};
+  StaticVector<media_player::MediaPlayer *, ESPHOME_ENTITY_MEDIA_PLAYER_COUNT> media_players_{};
 #endif
 #ifdef USE_ALARM_CONTROL_PANEL
-  static_vector<alarm_control_panel::AlarmControlPanel *, ESPHOME_ENTITY_ALARM_CONTROL_PANEL_COUNT>
+  StaticVector<alarm_control_panel::AlarmControlPanel *, ESPHOME_ENTITY_ALARM_CONTROL_PANEL_COUNT>
       alarm_control_panels_{};
 #endif
 #ifdef USE_UPDATE
-  static_vector<update::UpdateEntity *, ESPHOME_ENTITY_UPDATE_COUNT> updates_{};
+  StaticVector<update::UpdateEntity *, ESPHOME_ENTITY_UPDATE_COUNT> updates_{};
 #endif
 
 #ifdef USE_SOCKET_SELECT_SUPPORT
diff --git a/esphome/core/component_iterator.cpp b/esphome/core/component_iterator.cpp
index e012412ab6..668c4a1fda 100644
--- a/esphome/core/component_iterator.cpp
+++ b/esphome/core/component_iterator.cpp
@@ -17,23 +17,6 @@ void ComponentIterator::begin(bool include_internal) {
   this->include_internal_ = include_internal;
 }
 
-template<typename Container>
-void ComponentIterator::process_platform_item_(const Container &items,
-                                               bool (ComponentIterator::*on_item)(typename Container::value_type)) {
-  // Since static_vector doesn't have size(), we need to iterate differently
-  size_t index = 0;
-  for (auto *item : items) {
-    if (index++ == this->at_) {
-      if ((item->is_internal() && !this->include_internal_) || (this->*on_item)(item)) {
-        this->at_++;
-      }
-      return;
-    }
-  }
-  // If we get here, we've reached the end
-  this->advance_platform_();
-}
-
 void ComponentIterator::advance_platform_() {
   this->state_ = static_cast<IteratorState>(static_cast<uint32_t>(this->state_) + 1);
   this->at_ = 0;
diff --git a/esphome/core/component_iterator.h b/esphome/core/component_iterator.h
index 6b44990529..fdc30485bc 100644
--- a/esphome/core/component_iterator.h
+++ b/esphome/core/component_iterator.h
@@ -174,7 +174,17 @@ class ComponentIterator {
 
   template<typename Container>
   void process_platform_item_(const Container &items,
-                              bool (ComponentIterator::*on_item)(typename Container::value_type));
+                              bool (ComponentIterator::*on_item)(typename Container::value_type)) {
+    if (this->at_ >= items.size()) {
+      this->advance_platform_();
+    } else {
+      typename Container::value_type item = items[this->at_];
+      if ((item->is_internal() && !this->include_internal_) || (this->*on_item)(item)) {
+        this->at_++;
+      }
+    }
+  }
+
   void advance_platform_();
 };
 
diff --git a/esphome/core/helpers.h b/esphome/core/helpers.h
index 05e57a267e..b05cc11029 100644
--- a/esphome/core/helpers.h
+++ b/esphome/core/helpers.h
@@ -95,7 +95,7 @@ template<> constexpr int64_t byteswap(int64_t n) { return __builtin_bswap64(n);
 ///@{
 
 /// Minimal static vector - saves memory by avoiding std::vector overhead
-template<typename T, size_t N> class static_vector {
+template<typename T, size_t N> class StaticVector {
  public:
   using value_type = T;
   using iterator = typename std::array<T, N>::iterator;
@@ -113,6 +113,11 @@ template<typename T, size_t N> class static_vector {
     }
   }
 
+  size_t size() const { return count_; }
+
+  T &operator[](size_t i) { return data_[i]; }
+  const T &operator[](size_t i) const { return data_[i]; }
+
   // For range-based for loops
   iterator begin() { return data_.begin(); }
   iterator end() { return data_.begin() + count_; }