Internet Speeds in San Jose, CA

Residents of San Jose have 3 internet providers to choose from. The most popular provider is Xfinity, which offers cable and fiber internet service. Over 270,777 recent tests, our research shows that Xfinity customers have been getting 175 Mbps for download speeds and 22 Mbps for upload speeds. Besides Xfinity, residents of San Jose may be able to choose from AT&T and Sail Internet which offer DSL, fiber and fixed wireless internet service.

While these are the real speeds we have been seeing in recent tests, there are many factors that affect download and upload speeds, so your actual service may differ.

Last updated on May 21, 2024
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
Fiber
View Details →
175 Mbps22 Mbps9 ms
AT&T
DSL
Fiber
Fixed Wireless
View Details →
137 Mbps76 Mbps7 ms
Sail Internet
Fixed Wireless
View Details →
175 Mbps97 Mbps8 ms
* Data from speed tests taken in the last 3 months

Internet Providers in San Jose, CA

Xfinity

Cable
Fiber

Download Speed

175Mbps

Upload Speed

22Mbps

Latency

9ms

Overview

Xfinity is the most popular provider in San Jose offering cable and fiber internet service. Users have been getting 175 Mbps for download speeds and 22 Mbps for upload speeds over 270,777 recent tests.

Performance Breakdown

Xfinity has the 2nd fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in San Jose. 26% of users saw download speeds between 250-500 Mbps, and 44% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Xfinity Speed Tests in San Jose

DateDownload SpeedUpload SpeedLatency
May 20, 2024424 Mbps22 Mbps10 ms
May 20, 2024639 Mbps195 Mbps12 ms
May 20, 2024314 Mbps24 Mbps9 ms
May 20, 20243 Mbps1 Mbps16 ms
May 20, 2024166 Mbps12 Mbps10 ms
May 20, 2024126 Mbps37 Mbps15 ms
May 20, 202411 Mbps6 Mbps9 ms
May 20, 202440 Mbps11 Mbps7 ms
May 20, 202459 Mbps6 Mbps10 ms
May 20, 2024755 Mbps37 Mbps5 ms

AT&T

DSL
Fiber
Fixed Wireless

Download Speed

137Mbps

Upload Speed

76Mbps

Latency

7ms

Overview

AT&T is the 2nd most popular provider in San Jose offering DSL, fiber and fixed wireless internet service. Users have been getting 137 Mbps for download speeds and 76 Mbps for upload speeds over 106,720 recent tests.

Performance Breakdown

AT&T has the 3rd fastest average download speed, the 2nd fastest average upload speed, and the lowest latency out of all of the providers in San Jose. 23% of users saw download speeds between 250-500 Mbps, and 27% of users saw upload speeds faster than 250 Mbps.

Download Speeds

Upload Speeds

Recent AT&T Speed Tests in San Jose

DateDownload SpeedUpload SpeedLatency
May 20, 2024557 Mbps437 Mbps7 ms
May 20, 2024362 Mbps130 Mbps5 ms
May 20, 2024803 Mbps934 Mbps28 ms
May 20, 202419 Mbps19 Mbps24 ms
May 20, 202428 Mbps14 Mbps22 ms
May 20, 2024802 Mbps434 Mbps4 ms
May 20, 202480 Mbps13 Mbps8 ms
May 20, 202494 Mbps94 Mbps25 ms
May 20, 2024312 Mbps264 Mbps9 ms
May 20, 2024429 Mbps278 Mbps6 ms

Sail Internet

Fixed Wireless

Download Speed

175Mbps

Upload Speed

97Mbps

Latency

8ms

Overview

Sail Internet is the 3rd most popular provider in San Jose offering fixed wireless internet service. Users have been getting 175 Mbps for download speeds and 97 Mbps for upload speeds over 21,499 recent tests.

Performance Breakdown

Sail Internet has the fastest average download speed, the fastest average upload speed, and the 2nd lowest latency out of all of the providers in San Jose. 29% of users saw download speeds between 100-250 Mbps, and 32% of users saw upload speeds between 100-250 Mbps.

Download Speeds

Upload Speeds

Recent Sail Internet Speed Tests in San Jose

DateDownload SpeedUpload SpeedLatency
May 20, 2024262 Mbps207 Mbps15 ms
May 20, 2024351 Mbps189 Mbps3 ms
May 20, 2024765 Mbps503 Mbps2 ms
May 20, 2024304 Mbps39 Mbps9 ms
May 20, 2024230 Mbps173 Mbps15 ms
May 20, 202495 Mbps1 Mbps5 ms
May 20, 2024213 Mbps20 Mbps4 ms
May 20, 202439 Mbps15 Mbps13 ms
May 20, 2024469 Mbps184 Mbps2 ms
May 20, 2024164 Mbps100 Mbps21 ms

Test Your Internet Speed

Download
0
Mbps
Upload
0
Mbps
Latency ms

We’ll run a download test and an upload test to give you the full picture of your internet connection.

Nearby Cities

Popular Cities in California

Featured Cities

Frequently Asked Questions

What internet providers are available in San Jose, CA?

Xfinity, AT&T and Sail Internet currently operate in San Jose.

What is the most popular internet provider in San Jose, CA?

Xfinity is currently the most popular internet provider in San Jose based on the number of speed tests in the last 3 months.

What is the fastest internet provider in San Jose, CA?

The fastest internet provider for you is going to differ based on your needs, and which providers actually serve your home. However, when it comes to the real speeds users in San Jose are getting, Sail Internet provides the fastest download speeds and Sail Internet provides the fastest upload speeds.

Is there fiber internet in San Jose, CA?

AT&T and Xfinity provide fiber internet in San Jose.