RealSpeeds

Internet Speeds in San Jose, CA

San Jose residents have 3 internet providers to choose from. Xfinity is the most popular provider, offering cable and fiber internet service. In our research, we have been seeing 117 Mbps for download speeds and 12 Mbps for upload speeds for Xfinity customers over 233,549 recent tests. AT&T and Sail Internet also have coverage in San Jose, although they are not as popular as Xfinity. These providers offer DSL, fiber and fixed wireless internet service.

See more detailed speed and coverage data below.

Last updated on September 22, 2022
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
Fiber
View Details →
117 Mbps12 Mbps9 ms
AT&T
DSL
Fiber
Fixed Wireless
View Details →
105 Mbps67 Mbps6 ms
Sail Internet
Fixed Wireless
View Details →
134 Mbps94 Mbps9 ms
* Data from speed tests taken in the last 3 months

Internet Providers in San Jose, CA

Xfinity

Cable
Fiber

Download Speed

117Mbps

Upload Speed

12Mbps

Latency

9ms

Overview

Xfinity is the most popular provider in San Jose offering cable and fiber internet service. Users have been getting 117 Mbps for download speeds and 12 Mbps for upload speeds over 233,549 recent tests.

Speed Breakdown

Xfinity has the 2nd fastest average download speeds and the 3rd fastest average upload speeds out of all of the providers in San Jose. 24% of users saw download speeds between 100-250 Mbps, and 45% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Speed Tests

DateDownload SpeedUpload SpeedLatency
September 20, 202283 Mbps6 Mbps23 ms
September 20, 2022247 Mbps12 Mbpsn/a ms
September 20, 2022301 Mbps279 Mbps5 ms
September 20, 2022717 Mbps36 Mbpsn/a ms
September 20, 20222 Mbps5 Mbps10 ms
September 20, 2022698 Mbps17 Mbps99 ms
September 20, 202249 Mbps1 Mbps6 ms
September 20, 202228 Mbps9 Mbps10 ms
September 20, 202250 Mbps98 Mbpsn/a ms
September 20, 2022117 Mbps11 Mbps15 ms

AT&T

DSL
Fiber
Fixed Wireless

Download Speed

105Mbps

Upload Speed

67Mbps

Latency

6ms

Overview

AT&T is the 2nd most popular provider in San Jose offering DSL, fiber and fixed wireless internet service. Users have been getting 105 Mbps for download speeds and 67 Mbps for upload speeds over 73,192 recent tests.

Speed Breakdown

AT&T has the 3rd fastest average download speeds and the 2nd fastest average upload speeds 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 Speed Tests

DateDownload SpeedUpload SpeedLatency
September 20, 2022560 Mbps165 Mbps9 ms
September 20, 202254 Mbps12 Mbpsn/a ms
September 20, 2022848 Mbps453 Mbps4 ms
September 20, 202210 Mbps5 Mbps8 ms
September 20, 2022253 Mbps231 Mbps3 ms
September 20, 202285 Mbps114 Mbps5 ms
September 20, 2022540 Mbps445 Mbpsn/a ms
September 20, 20223 Mbps1 Mbps20 ms
September 20, 2022189 Mbps1 Mbps5 ms
September 20, 2022535 Mbps440 Mbpsn/a ms

Sail Internet

Fixed Wireless

Download Speed

134Mbps

Upload Speed

94Mbps

Latency

9ms

Overview

Sail Internet is the 3rd most popular provider in San Jose offering fixed wireless internet service. Users have been getting 134 Mbps for download speeds and 94 Mbps for upload speeds over 11,351 recent tests.

Speed Breakdown

Sail Internet has the fastest average download speeds and the fastest average upload speeds 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 Speed Tests

DateDownload SpeedUpload SpeedLatency
September 20, 202270 Mbps88 Mbps13 ms
September 20, 2022534 Mbps599 Mbpsn/a ms
September 20, 2022795 Mbps218 Mbps3 ms
September 20, 202252 Mbps141 Mbps5 ms
September 20, 2022651 Mbps749 Mbps4 ms
September 20, 202294 Mbps94 Mbps4 ms
September 20, 2022293 Mbps91 Mbps10 ms
September 20, 2022111 Mbps58 Mbps29 ms
September 20, 2022154 Mbps177 Mbps9 ms
September 20, 2022139 Mbps1 Mbps13 ms

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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.