Verizon Fios internet speed test
Internet Speed Tester
Press Start. After the test you get a network quality score and what your speed is good for.
Download
0.0 Mbps
Upload
0.0 Mbps
Ping
0.0 ms
Jitter
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Your last results
How this test measures
The test runs against the nearest Cloudflare data center, shown above as the server. Results describe the path between you and that server, which can differ from the path to a particular website, game or call server.
Ping is the median round-trip time of 60 small requests, and jitter is the average difference between consecutive ones. Download and upload use files of growing size sent one after another over a single connection, and the result is the 90th percentile of the requests that ran long enough to be reliable. Speeds are in megabits per second (1 Mbps = 1,000,000 bits).
Because it uses one connection, the test can read lower than a multi-connection test on very fast or distant links. Wi-Fi, a VPN, other devices and a busy browser can all lower the result, so use a cable and close other apps for the most accurate number. Nothing from the test is stored on our servers.
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Run the test below to see what your Verizon connection really delivers: download speed, upload speed, ping and jitter. It takes about 30 seconds.
What speeds to expect on Verizon Fios
Fios is a 100% fiber network, so its plans are symmetrical or close to it: a 500 Mbps plan gives you roughly 500 Mbps up as well as down. That is the main difference from cable internet, where upload is a fraction of download.
- Entry and mid plans (300 and 500 Mbps): a wired test should land close to the plan speed, in both directions.
- 1 Gig plan: Verizon quotes average wired speeds of about 940 Mbps down and up to roughly 880 Mbps up. You will not see a full 1,000 Mbps, because some capacity is taken by network overhead.
- 2 Gig and faster: Verizon quotes averages of up to about 2.3 Gbps wired. You need equipment that can handle it (see below).
Plans and names change, so check your bill or the My Fios app for the speed you are paying for.
How to test your Fios speed accurately
- Use a wired connection. Plug a computer into the router or Fios gateway with an Ethernet cable. Wi-Fi is the most common reason a fiber connection looks slow.
- Check the port and cable. To measure 1 Gig, the computer, cable and router port all need to be gigabit. An older cable or a 100 Mbps adapter will cap you at about 94 Mbps. For 2 Gig and up, you need a 2.5 Gbps or faster port on both ends.
- Pause everything else. Stop downloads, backups and streaming on other devices, and turn off any VPN.
- Test more than once. Run it two or three times and at different times of day.
Why results differ between speed tests
Verizon's own test measures against Verizon's servers, which is the shortest possible path and often gives the highest number. SpeedTestGO measures against Cloudflare's nearest server, which is closer to how most websites and apps reach you. A small gap between the two is normal. A big gap, or both being far below your plan, points to a problem worth chasing.
Using Verizon 5G Home or LTE Home Internet?
Verizon also sells home internet over its cellular network. This is wireless, so it behaves differently from Fios: speed depends on signal strength and how busy the local tower is, and it can change from morning to evening. Upload is usually lower than download.
- Placement matters most. Put the gateway near a window and away from thick walls, then test again. Small moves can change the result a lot.
- Check the signal in the Verizon app. A weak signal explains low speed better than anything else.
- Test at different times. If it is slow only in the evening, the tower is likely busy.
- Compare with your plan, not with Fios. Wireless plans quote typical ranges, not a fixed speed.
If your Fios speed is slower than your plan
- Test wired first. If wired is fine and Wi-Fi is slow, the issue is your Wi-Fi: distance, walls, or a crowded channel. Moving the router to a central spot or using a mesh extender helps.
- Restart the router and the optical network terminal (ONT). Power it off for 30 seconds, then wait a few minutes for the lights to settle.
- Check the lights on the ONT. A red or blinking warning light means a line problem that needs Verizon.
- Look at what is connected. One device uploading a large backup can drag the whole network down.
- Contact Verizon if wired speeds stay well below your plan after restarting. Give them your test results.
For a closer look at consistency, try the internet stability test and the ping and jitter test.