Guides
What Is a Good Internet Speed?
A good internet speed depends on how many people and applications share the connection.
A good connection supports the activities you use at the same time, with spare capacity. Count active streams, calls and transfers, not just people or connected devices. Download and upload capacity, delay and consistency all matter.
Use requirements for the actual service
- Netflix recommends a stable download speed of at least 3 Mbps for 720p, 5 Mbps for 1080p and 15 Mbps for 4K. These are Netflix recommendations, not requirements for every video service.
- Two simultaneous Netflix 4K streams give a planning sum of 2 x 15 = 30 Mbps. Allow capacity for other activities and some headroom; that sum does not guarantee a particular plan will work well.
- For Zoom desktop 1080p video, the recommendation is 3.8 Mbps upload and 3.0 Mbps download. Requirements vary with quality, participants and view. Check the mode you actually use.
- Backups and large files may use whatever spare capacity is available. More throughput can shorten transfers even when ordinary browsing already works well.
Read both directions and units
Upload supports outgoing video and file transfers. Delay, variation and packet loss can affect calls or games. Mbps is megabits per second; 1 MB/s is 8 Mbps before overhead. No single download number guarantees a responsive call.
Make comparisons repeatable
Record time, device, app, network type, test server and other traffic. Compare quiet and busy periods on the same setup. A wired comparison is useful when practical; note the device and Ethernet link limits. Our NDT test measures bulk TCP transfer to its test server, not the app route or your contract in isolation. It creates traffic, so run it separately from important calls.
Use symptoms to choose a comparison
- Video quality drops on several devices: compare the same service and quality, then another service. This alone does not prove insufficient download capacity.
- Calls freeze while browsing works: check the app’s send/receive statistics and device load. Upload, delay or local processing are possibilities, not a diagnosis.
- Only evenings are slow: repeat equivalent checks at other times and note household traffic. The timing alone does not locate congestion or prove a plan problem.
- One device is slow: compare another device with the same service, place and time. If Wi-Fi and Ethernet differ, investigate the local link; neither result alone identifies the faulty component.
When an upgrade helps
Consider an upgrade when the connection delivers the existing plan but simultaneous activities consistently use all of its capacity. If Ethernet results fall far below the plan, investigate the shortfall with the provider first; a higher advertised rate may not fix it. If Ethernet works well and only Wi-Fi is slow, check placement, interference and device limits before changing the tariff.
Quick answers
- Is 50 Mbps enough for two people? Compare your simultaneous activities with service recommendations and measured usable upload and download. The number of people alone cannot answer this.
- Why can 500 Mbps feel like 100 Mbps? A small page or a delayed app may not use all the capacity. Large transfers can still benefit; there is no universal 100 Mbps cutoff.
- Should I choose the fastest plan? First verify the repeatable limitation and the connection’s actual capacity. Changing a tariff does not necessarily solve a Wi-Fi, device or service problem.