Note: Keep in mind that these examples are just estimates based on typical file sizes. Data usage may vary depending on the specific content viewed or downloaded, device, network and other factors. The above examples are based on averages and are estimates only. The actual amount of data used for the described activity can vary. The download/upload frequency and size of photos, videos, web pages, file attachments, applications, and other wireless internet usage varies widely and could result in data usage exceeding allotment. The definition of SD rate is streaming at 533KBPS and for HD streaming it is 2000KBPS. Wi-Fi usage does not count against the data included in your wireless data plans. Learn more about accessing Wi-Fi on your smartphone.
Get your real-time data usage. You can quickly view how much data you've used in the current month. Just go to MyAccount mobile app on your device.
AT&T - http://www.att.com/att/datacalculator/index.html
SPRINT - https://www.sprint.com/landings/datacalculator/index.html
T-MOBILE - http://www.t-mobile.com/Tools/MBCalculator.aspx
VERIZON - http://www.verizonwireless.com/b2c/splash/dataShareCalculator.jsp
General web surfing consists of 2-3 page requests a minute.
Basic sites:
Mostly text based, average about 50-100KB per page-view.
Multimedia Sites:
With videos, advertising, interactivity, etc. Average about 150-400KB per page-view. This is just for viewing the page not interacting with page elements.
Text-only:
Email without attachments is estimated at 15-35KB per message.
Emails with attachments:
Attachments require more data usage. The average email that has an attachment is estimated at 100-300KB per message. This is an estimated value as attachments can vary greatly in size.
Most major videos sites like Hulu, Youtube, and Netflix use a variable rate when streaming. This rate is determined by the settings the user chooses as well as their internet connection.
Full Length Videos: (Netflix, Hulu)
Standard Definition (SD) video is streamed at 480KBPS. Estimated .240MB per hour.
High Definition (HD) video is streamed at 2500KBPS. Estimated 720MB per hour.
Note: Some HD Netflix videos can be streamed at 3800KBPS. Estimated 1.6GB per hour.
Short Length Videos: (YouTube, CNN)
Standard Definition (SD) video is streamed at 480KBPS. Estimated 210MB per hour.
High Definition (HD) video is streamed at 1100KBPS. Estimated 470MB per hour.
Streaming:
A constant stream at 128KBPS is estimated at 30-60MB per hour.
Downloads:
Typical 3-minute songs are estimated be 4-7MB in size. Higher-fidelity songs will require more data usage.
Social Sites: (Facebook, Twitter)
Bandwidth usage of social sites can vary greatly depending on what you are doing. 1 hour on Facebook for average status updates and surfing is estimated at about 10MB. Uploading and viewing lots of pictures, playing videos, application, and games will greatly increase the usage.
Chat:
Ten lines of text-based chat are estimated to need 10,000KB. An hour of chatting with one party requires approximately 6MB.
Documents/apps/games/songs:
Files are estimated to require 1-4MB each.
VERIZON - http://www.verizonwireless.com/b2c/splash/dataShareCalculator.jsp
T-MOBILE - http://www.t-mobile.com/Tools/MBCalculator.aspx
AT&T Data Calculator 1 - http://www.att.com/att/datacalculator/index.html
AT&T Data Calculator 2 - https://www.att.com/esupport/data-calculator
US Cellular - https://www.uscellular.com/data/data-estimator.html
For future certification: https://www.truste.com