How Much Space Will Infinity War Use If I Download It in Prime Video on My iPhone?

The Infinity War movie is one of the highest-grossing movies to ever be released, and it marked a pivotal point in the Marvel Cinematic Universe. Now that it is available for digital download, it’s sure to be one of the most popular movies available in that medium as well.

If you have already purchased the movie from Amazon, then you may be considering downloading it to your iPhone. But iPhone users are often at a point where their device storage is nearly full, so you may be wondering how much space you will need on your iPhone to download the movie.

This is a question without a single answer, however, as the Prime Video iPhone app has a couple of different download quality options that can affect the file size of a movie. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to

How to Change Download Quality in Prime Video on an iPhone

The steps in this article were performed on an iPhone 7 Plus in iOS 11.4.1. This guide is going to change the setting that determines the video quality when you download a movie through the Prime Video app. This will not affect the quality of downloads for other apps like iTunes or Netflix.

Step 1: Open the Prime Video app.

select prime video

Step 2: Select the Settings tab at the bottom-right of the screen.

open settings

Step 3: Choose the Streaming & Downloading option.

open streaming and downloading menu

Step 4: Select Download Quality.

select download quality

Step 5: Pick your desired download quality from the options on the screen.

change download quality prime video iphone

I downloaded Infinity War to my iPhone using the Good download quality. I have the version with the bonus content (click to view on Amazon), which is a longer video. The download for that version, in Good quality, was 1.1 GB.

Infinity War with Bonus Content Download Size from Prime Video on an iPhone –

Best quality – 3.3 GB

Better quality – 2.2 GB

Good quality – 1.1 GB

The version without bonus content is about an hour shorter. This means that the download size for that version will be approximately:

Best quality – 2.3 GB

Better quality – 1.5 GB

Good quality -750 MB

If you don’t have enough free space on your iPhone, then this article will show you some places where you can free up some storage.