San Jose
Cell coverage comparison in San Jose, California
Based on crowdsourced speed tests and signal measurements in San Jose, California, the current snapshot reflects over 8,100 speed tests and shows medians of 88.8 Mbps download, 16.9 Mbps upload, and 34 ms latency.
Performance by Carrier in San Jose
Explore median download speeds, upload performance, and network latency for each major mobile carrier in San Jose, 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.
Over 2,300 tests conducted
Over 1,900 tests conducted
Over 3,700 tests conducted
Performance by Carrier shows side-by-side results for the primary mobile providers measured in San Jose. Each row reflects download, upload, latency, and reliability for that carrier.
Providers included in this comparison are AT&T, T-Mobile, Verizon. Per-carrier test counts are shown in the table to indicate data accuracy.
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Network Performance
Get a complete view of mobile performance across San Jose with overall benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics calculated from millions of real-world, crowdsourced speed tests. Start with the San Jose-wide snapshot to understand overall trends, then dive deeper to compare individual carriers side-by-side and see how each performs in speed, responsiveness, and availability.
Median Performance
Download
Upload
Latency
Reliability
Top Performers
Best Download: T-Mobile
223.5 Mbps
Best Upload: AT&T
24.0 Mbps
Best Latency: AT&T
29 ms
Best Reliability: T-Mobile
9.0 / 10
Best Coverage: Verizon
95.7%
Coverage Snapshot
Network Performance aggregates all measured carriers in San Jose 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 8,100 tests. Current medians are 88.8 Mbps download, 16.9 Mbps upload, and 34 ms latency.
Cell Phone Plans for San Jose
Compare wireless plans from carriers with coverage in this area.
Mint Mobile Unlimited Annual
12 month term
Mint Mobile Unlimited Annual
12 month term
- Unlimited Datahigh-speed
- 20 GB Hotspot
- Unlimited Minutes
- Unlimited Texts
$15/mo first year today
Red Pocket Premium
Monthly plan
Red Pocket Premium
Monthly plan
- 50 GB Datahigh-speed, then 64Kbps
- 10 GB Hotspot
- Unlimited Minutes
- Unlimited Texts
Mint Mobile 15GB 3 Months
3 month term
Mint Mobile 15GB 3 Months
3 month term
- 15 GB Datahigh-speed, then 128Kbps
- Hotspot Included
- Unlimited Minutes
- Unlimited Texts
Red Pocket 500MB 12 Months
12 month term
Red Pocket 500MB 12 Months
12 month term
- 0.5 GB Datahigh-speed, then Unknown
- Hotspot Included
- 500 Minutes
- 500 Texts
Tello 100 Mins
Monthly plan
Tello 100 Mins
Monthly plan
- No Data Included
- No Hotspot Included
- 100 Minutes
- Unlimited Texts
Tello 1GB 100 Mins
Monthly plan
Tello 1GB 100 Mins
Monthly plan
- 1 GB Datahigh-speed, then data stops
- Hotspot Included
- 100 Minutes
- Unlimited Texts
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Cell Coverage in San Jose: FAQ
What is the best cell phone carrier in San Jose?
Why might this page show limited data for San Jose?
What is the reliability score?
How can I check coverage at my specific address in San Jose?
How can I contribute coverage data for San Jose?
Download the CoverageMap app and run a few speed tests with location enabled. Your results help improve coverage accuracy and unlock local rankings faster.
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