File Download/Data Transfer Time Calculator
File Transfer (Download & Upload) Time Calculator

How long does it take to download or transfer a set large images, your video files, or your corporate data backup files? This calculator will chart the data transfer time, based on the size of your files, for a variety of different connection type . This calculator takes into account a default 10% TCP/IP network overhead. To use this speed calculator, simply type in your file size the box below.

Specify Your File Size
Your results will automatically refresh as you adjust your file size.
Bandwith Overview
Typical speeds based on connection type.

USB 1.0 = 1.5Mbps
USB 1.1 = 12Mbps
DSL (telephone line) = 1 to 35Mbps
Cable (Coax) = 10 to 50Mbps
Wi-Fi (2.4Gz) = 2Mbps to 150Mbps
Wi-Fi (5Gz) = 3Mbps to 1Gbps
Cat5e (Ethernet) = 1,000Mbps
Cat7 (Ethernet) = 10Gbps
Fiber-Optic = 50 to 1Gbps
4G LTE Wireless = 35Mbps
5G Wireless = 200Mbps
USB 2.0 = 480Mbps
USB 3.0 = 5Gbps
USB 3.1 = 10Gbps
USB 3.2 Gen 2x2 = 20Gbps
USB 4 Gen 3x2 = 40Gbps

Data unit abbreviations

Kbps = Kilobits per second
Mbps = Megabits per second
Gbps = Gigabits per second
8 Bits = 1 Byte

KByte = Kilobyte
MByte = Megabyte
GByte = Gigabyte
Kbps = Kilobit per second
Mbps = Megabit per second
Gbps = Gigabit per second

Your Results:
Connection Speed
Transfer Time (dd:hh:mm:ss)
9.6 Kbps
14.4 Kbps
28.8 Kbps
33.6 Kbps
56 Kbps (Modem/Dial-up)
64 Kbps (ISDN)
128 Kbps (ISDN-2)
256 Kbps
512 Kbps
1.024 Mbps
1.544 Mbps (DS1, T1)
2.048 Mbps (E1, ISDN-32)
10 Mbps (Ethernet, 802.11b)
25.6 Mbps (ATM25)
34 Mbps (E3)
45 Mbps (DS3, T3)
51 Mbps (OC1, 802.11g)
100 Mbps (Fast Ethernet)
155 Mbps (OC3)
622 Mbps (OC12)
1 Gbps (1000Base-T)
2.4 Gbps (OC48)
10 Gbps (OC192, USB 3.1)
100 Gbps

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