Data Transfer Rate Converter — kbps, Mbps, Gbps, kB/s, MB/s — Uttir
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Data Transfer Rate Converter

Convert between bits/second, bytes/second, kbps, Mbps, Gbps, kB/s, MB/s, GB/s, and more.

Data Transfer Rate Converter — Data rates come in two flavors: bits per second (used in networking and ISP marketing) and bytes per second (used in file transfer and download managers). 1 byte = 8 bits. Within each flavor, the SI decimal prefixes apply: 1 kbit/s = 1,000 bit/s, 1 Mbit/s = 1,000 kbit/s, and so on.

Conversions run locally in your browser. No values are sent anywhere.

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Qu’est-ce que Data Transfer Rate Converter ?

Data rates come in two flavors: bits per second (used in networking and ISP marketing) and bytes per second (used in file transfer and download managers). 1 byte = 8 bits. Within each flavor, the SI decimal prefixes apply: 1 kbit/s = 1,000 bit/s, 1 Mbit/s = 1,000 kbit/s, and so on.

This converter uses bit/s as the base and handles all the common combinations.

Comment l’utiliser

  1. Enter a value

    Type the rate in any supported unit. The default is 1 Mbit/s.

  2. Pick the units

    The from/to dropdowns cover bit/s, kbit/s, Mbit/s, Gbit/s, Tbit/s, and the same range in bytes (B/s through TB/s).

  3. Note the case

    A lowercase "b" means bits (kbit/s); an uppercase "B" means bytes (kB/s). The factor is 8 between them.

Exemples

100 Mbps internet → MB/s download

A 100 Mbps connection (ISP quote) downloads at about 12.5 MB/s (file transfer speed).

100 Mbit/s

Résultat : ≈ 12.5 MB/s

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Last reviewed: 2026-09-25