Internet Data Calculator

Estimate your monthly data usage

Use the sliders below to estimate how much usage, on average, your monthly Internet activities take. Or click a data amount on the bar on the right to see a preset data package.

0
emails
Emails sent and received*
0
Hours
Hours of streaming music
0
Hours
Hours of surfing the web
0
posts
Social media posts with photos
0
Hours
Hours of streaming standard-definition video
0
Hours
Hours of streaming high-definition video
0
Hours
Hours of streaming 4K video
0
Hours
Time spent online gaming
*Represents 75% of emails with no attachments and 25% of emails with attachments.
How we estimate
The examples below provide a general guideline for the amount of data used for each activity:

Activity Data Size
1 email (no attachments)20KB
1 email (with standard attachments)300KB
1 min. of surfing the web250KB(15MB/hr.)
1 song downloaded20KB
1 photo upload to social media11.7MB
1 min. of streaming standard-definition video11.7MB (700MB/hr.)
1 min. of streaming high-definition video41.7MB (2500MB/hr.)
1 min. of streaming 4K video97.5MB (5850MB/hr.)
1 min. of online games200KB (12MB/hr.)
Keep in mind that these examples are just estimates based on typical file sizes. Your usage may vary. **

1MB = 1,000KB approximately
1GB = 1,000MB approximately
1TB = 1,000GB approximately

Smartphone plan
1GB

Total Estimate
(excluding other account charges)

†Some devices also require anIndividualor
Familyvoice plan.
Your Estimated Monthly Data Usage
1.5TB
150GB
0GB 
2 $35 with new 2-year contract. $30 with month-to-month contract.
1 5GB data plan is required to enable Mobile Hotspot or tethering.
3 Prepaid data options available for Computers, Tablets, and Gaming Devices atatt.com/buyasession.
4 $10/mo. unlimited data plan for standard phones requires Messaging Unlimited feature.
5 Data overage charges are automatically applied.
6 Data overage charges are automatically applied.

How does video affect data use?