Internet Speed Test in Salt Lake City, UT

Run a Speed Test

Salt Lake City, UT is served by Xfinity, Quantum Fiber (Lumen), Google Fiber. Run a speed test to measure actual download, upload, ping, and jitter — and compare against your plan.

Internet Providers in Salt Lake City, UT

Salt Lake City has exceptional fiber competition. Utopia Fiber is a municipal fiber network serving SLC and surrounding cities, offering some of the fastest and cheapest fiber in the US. Google Fiber also serves the area. Quantum Fiber (formerly CenturyLink) and Xfinity cable provide additional options.

ISPs at a glance

ProviderTypical offeringMeasured speed range
XfinityCable + fiber100 Mbps – 2 Gbps
Quantum Fiber (Lumen)FTTH fiber200 Mbps – 8 Gbps
Google FiberFTTH fiber1 Gbps – 2 Gbps
Utopia FiberFTTH fiber (municipal)100 Mbps – 10 Gbps

Measured speeds are wired-test ranges observed across consumer plans; actual figures depend on plan tier, address, and time of day.

Speed Test Tips

  • Test on Ethernet for a true line speed reading — not Wi-Fi
  • Run tests at both off-peak (morning) and peak (evening 7–10 PM) times
  • Check upload speed separately — it's the bottleneck for video calls and remote work
  • If your measured speed is consistently under 80% of your plan speed, contact your ISP

Frequently Asked Questions

What internet providers serve Salt Lake City?

Utopia Fiber (municipal), Google Fiber, Quantum Fiber, and Xfinity cable all serve SLC. It's one of the US's most fiber-competitive cities.

What is Utopia Fiber?

Utopia Fiber is a Utah municipal fiber network operated as an open-access infrastructure. Multiple ISPs resell on it, including Xmission and others, at competitive prices.

Is Google Fiber available in Salt Lake City?

Yes — Google Fiber has expanded into the Salt Lake area. Check the Google Fiber availability tool for your specific address.

What speeds are available in Salt Lake City?

Utopia Fiber offers up to 10 Gbps symmetric. Google Fiber offers 1–2 Gbps. Quantum Fiber goes up to 8 Gbps. Xfinity cable reaches 2 Gbps download.

How we measure

Speed ranges and ISP notes combine publicly reported provider information with wired Ethernet tests run through SpeedTestHQ. Figures are directional — your actual results depend on your plan, address, router, and time of day. See our accuracy methodology.

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