A DVD ISO file is an image of an entire DVD that contains all the date on a DVD. MP4 is one of the most widely used format that is accepted by most devices, media players and video editor software. If you have some ISO files and now want to convert ISO to MP4 videos so that you can play, edit and share them more conveniently, then you're definitely in the right place here! In this article, you'll learn how to convert ISO to MP4 with fast ripping speed and lossless video quality.

Convert ISO to MP4 with Good Quality-Size Tradeoff

Part 1: Get to know ISO and MP4


ISO image files are created by people to have a digital backup of the DVD content on an external disk, hard drive, or other online storage options, which are basically the archive files and not a video itself. Thus they cannot be played directly. The size of the ISO image file of a 90-minute video is generally around 5GB to 8G, which is definitely a lot of burden on your storage considering the huge amount of important data that you need to store.


MP4 (MPEG-4 Part 14) is a digital multimedia container format most commonly used to store video, audio as well as data like subtitles and still images. It works with a variety of coompression schemes like H.264, HEVC, MPEG-4, MPEG-2, AAC and MP3.

Why Do We Need to Convert ISO to MP4

1. Converting ISO to MP4 reduces the file size to almost 5 times in MP4 format as compared to ISO file format, an excellent and surefire way to save storage space on your hard drive or external disk.

2. Another common reason for converting ISO to MP4 is compatibility. Since ISO image files are large, they cannot be directly played on various mobile and other devices. MP4 is one of the most common and widely used formats that are compatible with working with the majority of TVs, mobile phones, tablets, gaming consoles, and other devices. Thus conv

Part 2: Best Tool to Convert ISO to MP4 Flawlessly - Fast Speed and Optimal Quality

There are numbers of paid or free programs that claim to convert ISO to MP4. It's kinda a paradox to get the fast speed, optimal quality, and small size for the ISO to MP4 conversion. However, a battle-tested DVD converter like EaseFab DVD Ripper can get the best possible results in a balanced way. It is available for for Windows 10, 8.1, 8, 7, etc. And it has a Mac version compatible with macOS Big Sur and lower. Its features include but are not limited to:

◉ Transcode DVD ISO to MP4 as well as other formats such as MKV, HEVC, AVI, WMV, MOV, M4V, MPG, FLV, etc;
◉ Convert ISO Image to MP4 for iPhone, iPad, Android, Windows Phone, and other devices with optimized presets;
◉ Support coping with various types of DVD discs: homemade discs, burned DVDs, and bought DVDs with almost all DVD encryptions;
◉ Finish conversion at fast speed, owing to the support for the world advanced Intel, Nvidia and AMD, etc. GPU hardware acceleration;
◉ From 5GB ISO to ~1GB MP4: Aadjust resolution, bit rate, codec, etc to produce optimal file size. Specifically, the converted MP4 file is 800MB-1.2GB instead of GBs for a full ISO image file, a 80% space saving.

[Tutorial] How Can I Convert ISO to MP4 with Quality, Size, and Speed Well Balanced?

To begin with, you need to download and install EaseFab DVD Ripper Windows or Mac version on your computer. The guide below takes the Windows version for an example. Mac version has the same process.

Step 1. Load ISO files

Launch EaseFab DVD Ripper on your computer. Click IFO/ISO button to load the DVD ISO image file you want to convert. Batch conversion is supported so you can add multiple ISO image files to convert at a time.

Add ISO Image Files

Step 2. Convert ISO to MP4 in the Best Quality

Click Profile bar and select MP4 (codec: H.264 + aac) from Common Video category as the output format. If you want to convert ISO image files to MP4 for iPhone, iPad, Samsung Galaxy, Google Nexus, etc., you can browse to find any video preset as the output format.

Select MP4 with H.264 or H.265 Codec

Tech details:

1. To get the best possible output quality and smallest file size, convert ISO to HEVC MP4. It has 50% smaller size at the same quality.
2. In addition to selecting HEVC MP4 as the output format, flexible options are offered to further reduce the size of the encoded MP4 video. Click the Settings button beside the profile and enter into the parameter settings page. A slew of other variables such the video/audio codecs, pixel dimensions, frame rate, bit rate, audio sampel rate, etc. will help convert an ISO image at 5GB to a smaller MP4 file.

Recommended video size settings for ISO to MP4 conversion:

You're not suggested to adjust the frame rate and aspect ratio, if not necessary.
Lower the bitrate to a lower level. For example, adjusting the original Normal quality to bitrates of 1500-2000 is acceptable without noticeable pixellation.
Lower the resolution. Typical DVD ISO image videos are 720×480 (NTSC) and 720×540 (PAL). Adjust the resolution to 640×480 won't make any quality difference.

Please note: Adjusting these variables have some effect on the re-encoded video quality. You can go smaller, only at the cost of quality loss. Remember the file size and video quality is based more on bitrate than resolution which means bitrate higher results in big file size, and lower visible quality loss.

Optimal Settings for ISO to MP4 Conversion

Step 3. Start converting ISO to MP4

Check to make sure all the settings are OK and then click the Convert button to begin the ISO video to MP4 conversion. After that, click Open to get the video clips and play/edit/share them anywhere you like.

Part 3: How to Convert ISO to MP4 Free with Handbrake

Handbrake is a free and open-source conversion tool that supports working in multiple platforms, including Windows, Mac, and Linux. In addition to a large number of format support for conversion, the program also allows converting your ISO image files to MP4 format. While you burn the ISO files to MP4, you can view its content without any need for burning it to a disc. Thus you can use Handbrake convert ISO to MP4 in a few simple steps.

[Guide]How to convert ISO to MP4 with Handbrake

Step 1: Download, install and open the Handbrake program on your PC. A Source Selection interface will appear. On the left side panel, click File to import ISO files from your PC. You can even drag and drop the files.


Step 2: Once scanned, the ISO files will be added to the interface with its information. Next, choose the title and the preset format or the device as desired. Under the Summary tab, choose MP4 as the output format. If needed, audio and video codecs can be customized.

Step 3: At the Save As tab, choose the output directly. Click the green marked Start Encode button to begin the process of ISO to MP4 handbrake conversion.


The limitation of Using Handbrake

Handbrake works as a basic ISO to MP4 conversion tool with its share of limitations and drawbacks.

• A lot of users get errors like No Valid Source found where there is a problem locating and scanning the ISO file.
• No support for batch conversion of files.
• The editing features are limited as compared to other professional tools.
• The graphical interface of the program is not an easy one to use.
• With a lot of settings and options, the program can become a challenging one for the beginners.

Final Words:

To sum up, here are the top 2 ways to convert ISO image file to MP4. Considering the above limitations of Handbrake, you're highly recommended to adopt EaseFab DVD Ripper due to its intuitive interface, ultra user-friendly, clean, stable and superfast.