Bandwidth Calculator
Estimates the bandwidth needed to transfer a file within a target time.
Lilu Baba's Bandwidth Calculator works backward from a file size and target time to tell you the minimum connection speed required.
How to use this calculator
- Enter the file size and its unit.
- Enter how quickly you want it transferred.
- The required bandwidth in Mbps updates instantly.
Required Bandwidth (Mbps)
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FAQ
Bandwidth Calculator — frequently asked questions
No — this is a theoretical minimum; real transfers are often slower due to network overhead, congestion and protocol overhead.
That tool solves for time given a known speed; this one solves for the speed needed given a target time.