IST - Download Calculator

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Download Calculator

How long does it take to download large files such as an image, or mp3, or zip file? This calculator will show the download time for lots of different bandwidth's. You can specify the amount of overhead to be taken into account. A realistic value for normal internet usage (average filesize less than 25KByte) is 50% overhead.

File Size:
Overhead:	%

Speed Time
HH:MM:SS

9.6 Kbps

14.4 Kbps

28.8 Kbps

33.6 Kbps

56 Kbps

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 (10Base-T)

25.6 Mbps (ATM25)

34 Mbps (E3)

45 Mbps (DS3, T3)

51 Mbps (OC1)

100 Mbps (100Base-T)

155 Mbps (OC3)

622 Mbps (OC12)

1 Gbps (1000Base-T)

2.4 Gbps (OC48)

10 Gbps (OC192)

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