Media compression is the process of reducing the size of images, audio, or video that are sent through SMS while keeping them usable and clear for the recipient.
It works by removing redundant or less important data from a media file so it takes up fewer kilobytes when attached to an SMS or MMS message.
In SMS communication, media compression often happens automatically on the device or within the messaging platform before the file is uploaded and sent.
It depends on the original file’s format, resolution, and length, as well as the carrier’s size limits and the messaging system’s compression rules.
Media compression affects the final message by speeding up delivery, lowering data usage, and helping make sure the media actually sends, sometimes at the cost of slightly reduced quality.
of texts are read immediately
of consumers want to text businesses
of consumers said they have tried to text a business
Media compression works best when it is planned around real conversation needs rather than treated as a last-minute technical step.
Teams should decide in advance what level of image or video quality is truly necessary for each type of SMS or MMS, such as simple product previews, support visuals, or internal status updates.
Keeping a consistent resolution and aspect ratio across campaigns helps messages look predictable and professional, reducing awkward crops or blurry previews for recipients.
It is important to test compressed files on a few common devices and network conditions, so you can spot issues like unreadable text on images or audio that is too quiet after compression.
Avoid repeatedly re-compressing the same file, since each pass can introduce more artifacts that undermine clarity and trust in your brand.
Documenting preferred formats, target file sizes, and review steps gives staff a clear playbook, so media remains accurate, on-brand, and operationally consistent across all automated and human-driven SMS workflows.
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