How Does Email File Size Affect Deliverability?

How do I reduce the size of an HTML email?

5 Smart Hacks to Reduce Your HTML Email SizeExplore combi layout blocks to reduce the size and length of your design.Use the padding tools to reduce use of spacer blocks.Use image optimisation to configure the optimal size and resolution for images.Keep alt text tags short and concise to reduce the amount of HTML.More items…•Jan 6, 2019.

What is the rule when sending large files by email?

A basic rule of thumb is that files shouldn’t be larger than 10mb (though some email systems allow up to 25). Likewise, try keeping the body of your message under 100kb.

How do I compress a file to email it?

Compress the file. You can make a large file a little smaller by compressing it into a zipped folder. In Windows, right-click the file or folder, go down to “send to,” and choose “Compressed (zipped) folder.” This will create a new folder that’s smaller than the original.

Is 4mb too big for email?

In general, when attaching files to an email, you can be reasonably sure that up to 10MB of attachments are okay. Some email servers may have smaller limits, but 10MB is generally the standard. … So 10MB of files on your disk will become about 13MB of data when attached to an email.

Why do emails have a size limit?

Mainly for security reasons, all email server providers limit the maximum email size that an email account can receive. Otherwise, if there would be no maximum email size limit, the email server would risk to be bombarded with very large emails, causing it to cease working properly.

How many MB is an average email?

Email size is determined by much more than just the message The average size of an email file is about 75 KB. That’s around 7,000 words in plain text or about 37.5 pages.

What size pictures can I send by email?

In general, if you are e-mailing the pictures to friends who will view them on a computer screen, you will want to send them pictures in the jpeg format at 640 x 480 pixels. If you are printing the pictures, you need about 150 pixels per inch of print size.

How do I reduce the size of a JPEG to email?

Compress pictures to reduce file sizeSelect the picture or pictures you need to reduce.Under Picture Tools on the Format tab, select Compress Pictures from the Adjust group. … Select the compression and resolution options and then select OK.

What affects email deliverability?

Many factors can affect deliverability, including having a good sending reputation, properly authenticating your mail through SPF and DKIM, and having strong permission practices.

What is a good email deliverability rate?

95%You should pay attention to the following metrics when you track your overall email deliverability: 95% and higher is considered to be a good delivery rate on behalf of an email service provider. The bounce rate shouldn’t be higher than 3%.

How do you send an attachment that is too big for email?

Best ways to share big filesUpload your files to a cloud storage service, like Google Drive, Dropbox, or OneDrive, and share them or email them to others.Use file compression software, like 7-Zip.Purchase a USB flash drive.Use a free online service, like Jumpshare or Securely Send.Use a VPN.Dec 21, 2018

What to do if an attachment is too large?

Here are five ways to handle it.Google Drive. Gmail users have it easy when it comes to sending files that are over the limit. … Sign up for a free Dropbox account. Dropbox is one of the most popular cloud backup options. … Send through WeTransfer. … Amazon Drive. … Compress the file.Jul 15, 2020

What is a good file size for email?

100KBThe maximum size we’d recommend is 100KB, as anything over can lead to deliverability and display issues. For example, Gmail will clip your html at 102KB. Clipping will hide the end of your email and can break your layout. Most emails should easily come in under 50KB.

How do you ensure email deliverability?

How to improve email deliverabilityAuthenticate your email domain.Maintain proper IP allocation.Perfect the opt-in process.Write non-spammy subject lines.Provide a preference center.Keep clean lists.Avoid spam traps.Send email that people love.Aug 15, 2017

What file size would likely cause an email to stall?

No matter if your email file size is of 500KB or 105KB, it will anyway get caught by the spam filter. According to a study done by CheetahEmail, if you are sending emails to webmail providers such as Apple Mail, Outlook, Google Apps, Yahoo, Gmail, AOL etc, it is critical to keep the email file size below 100KB.