スマホをプロジェクターに映す方法|ミラーリング・HDMI・ワイヤレス接続完全ガイド

How to Project Your Phone to a Projector | Complete Guide to Mirroring, HDMI, and Wireless Connections

Aiden Tsang
📌 Key points of this article: There are four ways to project your smartphone onto a projector: "HDMI wired connection," "AirPlay (iPhone)," "Miracast (Android)," and "Chromecast." We will explain the optimal method for your device and environment.

Connecting your smartphone to a projector is useful when you want to enjoy smartphone videos, photos, and apps on a large screen. We will explain each wired and wireless connection method and setup procedure in detail.

Types and Comparison of Connection Methods

Connection Method Compatible Devices Latency Image Quality Ease of Use
HDMI Wired Connection iPhone・Android compatible None Highest Cable required
AirPlay (Wi-Fi) iPhone・iPad Slight High quality Wireless and easy
Miracast (Wi-Fi Direct) Android Slight High quality Wireless and easy
Chromecast iPhone・Android compatible Slight High quality Separate Chromecast required
USB-C to HDMI USB-C enabled Android・iPad None Highest Adapter required

【Method ①】HDMI Wired Connection (Most Stable・Highest Quality)

For iPhone

📱 iPhone → Lightning to HDMI Adapter → HDMI Cable → Projector

  1. Prepare a "Lightning - Digital AV Adapter" (Apple genuine or certified product)
  2. Connect the adapter to the iPhone's Lightning port
  3. Connect the adapter and the projector's HDMI input with an HDMI cable
  4. Select HDMI in the projector's input switching
  5. The iPhone's screen will automatically be displayed on the projector

※For iPhone 15 and later, use a USB-C to HDMI adapter

For Android

📱 Android → USB-C to HDMI Adapter → HDMI Cable → Projector

  1. Prepare a "USB-C to HDMI Adapter" (requires a DisplayPort Alt Mode compatible device)
  2. Connect the adapter to the Android's USB-C port
  3. Connect the adapter and the projector's HDMI input with an HDMI cable
  4. Select HDMI in the projector's input switching
  5. The Android's screen will automatically be displayed on the projector

※Not all Android models support HDMI output. Please check your device's specifications.

【Method ②】AirPlay (Wireless for iPhone・iPad)

📱 iPhone → Wi-Fi → Android TV Projector (AirPlay compatible)

  1. Connect the iPhone and projector to the same Wi-Fi network
  2. Open the iPhone's Control Center (swipe down from the top right of the screen)
  3. Tap "Screen Mirroring"
  4. Select the projector from the displayed device list
  5. The iPhone's screen will be displayed on the projector

※Android TV projectors may not support AirPlay. Aestiquo P1 and X26, with their built-in Android TV, may be able to support it by installing an AirPlay app.

【Method ③】Miracast (Wireless for Android)

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