Does using the VGA cable reduce the battery life on the iPad?

Unlike the HDMI cable, this cable does not offer the possibility to charge the iPad while connected to a VGA display. Does driving the VGA display use power from the iPad? If so, by how much is the battery life reduced? In other words, what's the time limit on a presentation, for example?

Apple 30-pin to VGA Adapter

Apple 30-pin to VGA Adapter

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1 Answer from the Community

  • Answer

    When you use the adapter, yes. This is because the iPad has to do more video processing.