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Mbps vs Gbps — what internet speeds actually mean

BetterWifi Editorial 4 min read

Internet plans are sold in Mbps and Gbps — but those are bits, not bytes. This guide untangles the units and gives you a realistic recommendation for the speed your household actually needs.

Mbps vs MBps — bits vs bytes

Internet speeds are measured in megabits per second (Mbps), where one byte equals eight bits. So a 100 Mbps connection downloads at roughly 12.5 megabytes per second (MB/s). When a download manager shows MB/s and your plan is in Mbps, divide your plan number by eight to get a realistic estimate.

1 Gbps (gigabit) equals 1,000 Mbps, or roughly 125 MB/s.

How much speed do you actually need?

For one or two people streaming Netflix in 4K, working from home with video calls, and casual browsing, 100-300 Mbps is plenty. For households with 4+ people, multiple 4K streams, gaming consoles, smart-home devices, and someone uploading large files, 500 Mbps to 1 Gbps will keep things smooth.

Beyond 1 Gbps you're paying for headroom rather than measurable day-to-day speed gains — most websites, apps, and games are bottlenecked by their own servers, not your home connection.

Why upload speed matters more than ever

Most online activity in 2026 is two-way: video calls, cloud backups, photo sync, smart cameras, and gaming. If your plan offers 500 Mbps down but only 20 Mbps up, you'll feel the asymmetry whenever you try to push data out of the house.

Always look at upload speed alongside download speed when comparing plans.