RealSpeeds

Internet Speeds in San Jose, CA

Residents of San Jose have 4 internet providers to choose from. The most popular provider is Xfinity, which offers cable and fiber internet service. Over 207,492 recent tests, our research shows that Xfinity customers have been getting 148 Mbps for download speeds and 13 Mbps for upload speeds. Besides Xfinity, residents of San Jose may be able to choose from AT&T, Sail Internet and Etheric Networks 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 29, 2023
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
Fiber
View Details →		148 Mbps13 Mbps9 ms
AT&T
DSL
Fiber
Fixed Wireless
View Details →		94 Mbps56 Mbps7 ms
Sail Internet
Fixed Wireless
View Details →		161 Mbps116 Mbps6 ms
Etheric Networks
Fixed Wireless
View Details →		31 Mbps25 Mbps8 ms
* Data from speed tests taken in the last 3 months

Internet Providers in San Jose, CA

Xfinity

Cable
Fiber

Download Speed

148Mbps

Upload Speed

13Mbps

Latency

9ms

Overview

Xfinity is the most popular provider in San Jose offering cable and fiber internet service. Users have been getting 148 Mbps for download speeds and 13 Mbps for upload speeds over 207,492 recent tests.

Performance Breakdown

Xfinity has the 2nd fastest average download speed, the 4th fastest average upload speed, and the 4th lowest latency 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 Xfinity Speed Tests in San Jose

DateDownload SpeedUpload SpeedLatency
May 28, 2023336 Mbps41 Mbpsn/a ms
May 28, 2023262 Mbps5 Mbps19 ms
May 28, 2023246 Mbps6 Mbps20 ms
May 28, 202399 Mbps19 Mbps26 ms
May 28, 2023791 Mbps40 Mbps6 ms
May 28, 2023341 Mbps16 Mbps27 ms
May 28, 2023871 Mbps28 Mbps5 ms
May 28, 202385 Mbps12 Mbps15 ms
May 28, 202324 Mbps9 Mbps22 ms
May 28, 2023118 Mbps23 Mbps22 ms

AT&T

DSL
Fiber
Fixed Wireless

Download Speed

94Mbps

Upload Speed

56Mbps

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 94 Mbps for download speeds and 56 Mbps for upload speeds over 86,292 recent tests.

Performance Breakdown

AT&T has the 3rd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in San Jose. 19% of users saw download speeds between 250-500 Mbps, and 26% 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 28, 202319 Mbps19 Mbps16 ms
May 28, 2023212 Mbps132 Mbps5 ms
May 28, 202363 Mbps71 Mbps23 ms
May 28, 2023486 Mbps526 Mbpsn/a ms
May 28, 202327 Mbps27 Mbps15 ms
May 28, 202329 Mbps5 Mbpsn/a ms
May 28, 2023255 Mbps207 Mbps15 ms
May 28, 2023287 Mbps113 Mbps15 ms
May 28, 202377 Mbps15 Mbps41 ms
May 28, 2023428 Mbps181 Mbps6 ms

Sail Internet

Fixed Wireless

Download Speed

161Mbps

Upload Speed

116Mbps

Latency

6ms

Overview

Sail Internet is the 3rd most popular provider in San Jose offering fixed wireless internet service. Users have been getting 161 Mbps for download speeds and 116 Mbps for upload speeds over 19,575 recent tests.

Performance Breakdown

Sail Internet has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in San Jose. 34% of users saw download speeds between 100-250 Mbps, and 39% 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 28, 2023537 Mbps594 Mbpsn/a ms
May 28, 2023343 Mbps1 Mbps14 ms
May 28, 202373 Mbps38 Mbps7 ms
May 28, 2023240 Mbps193 Mbpsn/a ms
May 28, 2023305 Mbps133 Mbps14 ms
May 28, 2023702 Mbps421 Mbps4 ms
May 28, 2023224 Mbps43 Mbps22 ms
May 28, 202394 Mbps93 Mbps2 ms
May 28, 2023272 Mbps133 Mbps17 ms
May 28, 202364 Mbps14 Mbps24 ms

Etheric Networks

Fixed Wireless

Download Speed

31Mbps

Upload Speed

25Mbps

Latency

8ms

Overview

Etheric Networks is the 4th most popular provider in San Jose offering fixed wireless internet service. Users have been getting 31 Mbps for download speeds and 25 Mbps for upload speeds over 1,090 recent tests.

Performance Breakdown

Etheric Networks has the 4th fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in San Jose. 46% of users saw download speeds between 25-50 Mbps, and 27% of users saw upload speeds between 25-50 Mbps.

Download Speeds

Upload Speeds

Recent Etheric Networks Speed Tests in San Jose

DateDownload SpeedUpload SpeedLatency
May 28, 20236 Mbps4 Mbps6 ms
May 28, 202338 Mbps36 Mbps30 ms
May 27, 20232 Mbps2 Mbps5 ms
May 27, 202336 Mbps37 Mbps11 ms
May 27, 202394 Mbps92 Mbps19 ms
May 26, 2023754 Mbps549 Mbps22 ms
May 26, 202339 Mbps39 Mbps104 ms
May 26, 202333 Mbps1 Mbps22 ms
May 25, 2023136 Mbps171 Mbps12 ms
May 24, 20233 Mbps1 Mbps5 ms

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Frequently Asked Questions

What internet providers are available in San Jose, CA?

Xfinity, AT&T, Sail Internet and Etheric Networks 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.