CoverageMap

Connecticut

Cell coverage comparison in Connecticut, United States

US

Based on crowdsourced speed tests and signal measurements in Connecticut, United States, the current snapshot reflects over 240,000 speed tests and shows medians of 113.4 Mbps download, 9.0 Mbps upload, and 39 ms latency.

Performance by Carrier in Connecticut

Explore median download speeds, upload performance, and network latency for each major mobile carrier in Connecticut, calculated from millions of real-world, crowdsourced speed tests. These results reflect typical everyday performance to help you compare carriers and choose the network that delivers the fastest speeds, most responsive connections, and broadest coverage where you live, work, and travel.

AT&T logo
Download75.4 Mbps
Upload10.0 Mbps
Latency41 ms
Coverage98.6%

Over 21,000 tests conducted

T-Mobile logo
Download154.1 Mbps
Upload9.2 Mbps
Latency37 ms
Coverage95.0%

Over 130,000 tests conducted

Verizon logo
Download92.8 Mbps
Upload8.6 Mbps
Latency40 ms
Coverage97.3%

Over 86,000 tests conducted

Performance by Carrier shows side-by-side results for the primary mobile providers measured in Connecticut. Each row reflects median download, upload, and latency for that carrier.

Providers included in this comparison are Verizon, T-Mobile, AT&T. Per-carrier test counts are shown in the table to indicate data accuracy.

Network Performance in Connecticut

Get a complete view of mobile network performance across Connecticut with overall benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics calculated from millions of real-world, crowdsourced speed tests. Start with the Connecticut-wide snapshot to understand overall network trends, then dive deeper to compare individual carriers side-by-side and see how each performs in speed, responsiveness, and availability.

Median Performance

Download

113.4Mbps

Upload

9.0Mbps

Latency

39ms

Top Performers

Fastest Download: T-Mobile

154.1 Mbps

Fastest Upload: AT&T

10.0 Mbps

Best Latency: T-Mobile

37 ms

Best Coverage: AT&T

98.6%

Coverage Snapshot

5G89.6%
4G LTE99.2%
Based on over 240,000 speed tests

Network Performance aggregates all measured carriers in Connecticut to provide a baseline view of typical speeds and latency in the area. Use these medians as a quick indicator of overall network quality.

These medians are calculated from over 240,000 tests. Current medians are 113.4 Mbps download, 9.0 Mbps upload, and 39 ms latency.

Cell Phone Plans Available in Connecticut

Compare wireless plans from carriers with coverage in this region.

Helium Mobile Zero

$0/mo

Monthly plan

T-Mobile
  • 1 GB Data1GB cellular + 2GB Helium Wi-Fi
  • No Hotspot Included
  • 100 Minutes
  • 300 Texts

MobileX Custom

$0/mo

Monthly plan

Verizon
  • No Data Included
  • Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

MobileX 150 Mins 150 Texts

$4.48/mo

Monthly plan

Verizon
  • No Data Included
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

Helium Mobile Sprout

$5/mo

Monthly plan

T-Mobile
  • 3 GB Datahigh-speed, then data stops
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

Red Pocket 500MB 12 Months

$5/mo

12 month term

AT&T
T-Mobile
Verizon
  • 0.5 GB Datahigh-speed, then Unknown
  • Hotspot Included
  • 500 Minutes
  • 500 Texts

Tello 100 Mins

$5/mo

Monthly plan

T-Mobile
  • No Data Included
  • No Hotspot Included
  • 100 Minutes
  • Unlimited Texts

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Cell Coverage in Connecticut: FAQ

What is the best cell phone carrier in Connecticut?

Based on crowdsourced speed tests in Connecticut, T-Mobile currently leads in median download speeds. Compare carriers in the performance table above for the latest results.

Why might this page show limited data for Connecticut?

We need at least 25 recent speed tests to generate reliable local metrics. If we don't have enough tests yet, the page focuses on maps and nearby locations while we keep collecting data.

How can I check coverage at my specific address in Connecticut?

Use the interactive map to check signal strength at your exact address. Visit the CoverageMap interactive map to explore 4G/5G availability.

How can I contribute coverage data for Connecticut?

Download the CoverageMap app and run a few speed tests with location enabled. Your results help improve coverage accuracy and unlock local rankings faster.

Get the app

Check Coverage at Your Exact Location

Use our interactive coverage map to see detailed signal strength data for any address in Connecticut.

Open Interactive Map
Connecticut, United States Cell Coverage | CoverageMap