How to use the Download Time Calculator
Fill in the fields on the left. Results, charts and the breakdown update instantly as you type or move a slider. Pick your country at the top of the page to switch currency.
Formula
Time (seconds) = size in megabits ÷ speed in Mbps
1 byte = 8 bits, so 1 GB = 8,000 megabits
Frequently asked questions
Why is my download slower than my plan speed?
Wi-Fi, server limits, network congestion and protocol overhead usually leave you with 70–90% of the advertised speed.
Results are estimates for information only and are not financial, tax or legal advice. Tax rules, interest rates and fees change, so confirm important numbers with your bank, employer or a qualified adviser. Read our disclaimer.