Internet Speeds in Brentwood, CA

There are 2 internet providers operating in Brentwood, the most popular being Xfinity. Xfinity offers cable and fiber internet service. In 3,767 recent tests, on average, we have been seeing 130 Mbps for download speeds and 18 Mbps for upload speeds for Xfinity customers. In addition to Xfinity, DSL, fiber and fixed wireless internet service is also available from AT&T.

While these are the real speeds we have been seeing in our research, there are many factors that go into the actual download and upload speeds you will encounter.

Last updated on March 19, 2023
ProviderDownload SpeedUpload SpeedLatency
Xfinity
Cable
Fiber
View Details →
130 Mbps18 Mbps10 ms
AT&T
DSL
Fiber
Fixed Wireless
View Details →
136 Mbps92 Mbps7 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Brentwood, CA

Xfinity

Cable
Fiber

Download Speed

130Mbps

Upload Speed

18Mbps

Latency

10ms

Overview

Xfinity is the most popular provider in Brentwood offering cable and fiber internet service. Users have been getting 130 Mbps for download speeds and 18 Mbps for upload speeds over 3,767 recent tests.

Performance Breakdown

Xfinity has the 2nd fastest average download speed, the 2nd fastest average upload speed, and the 2nd lowest latency out of all of the providers in Brentwood. 28% of users saw download speeds between 100-250 Mbps, and 53% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Xfinity Speed Tests in Brentwood

DateDownload SpeedUpload SpeedLatency
March 18, 20238 Mbps29 Mbps6 ms
March 18, 202359 Mbps18 Mbpsn/a ms
March 18, 202375 Mbps12 Mbps15 ms
March 18, 2023412 Mbps36 Mbps10 ms
March 18, 202316 Mbps2 Mbps17 ms
March 18, 202357 Mbps77 Mbps9 ms
March 18, 202327 Mbps11 Mbps19 ms
March 18, 2023181 Mbps1 Mbps18 ms
March 18, 202337 Mbps40 Mbps16 ms
March 18, 202344 Mbps5 Mbps27 ms

AT&T

DSL
Fiber
Fixed Wireless

Download Speed

136Mbps

Upload Speed

92Mbps

Latency

7ms

Overview

AT&T is the 2nd most popular provider in Brentwood offering DSL, fiber and fixed wireless internet service. Users have been getting 136 Mbps for download speeds and 92 Mbps for upload speeds over 2,394 recent tests.

Performance Breakdown

AT&T has the fastest average download speed, the fastest average upload speed, and the lowest latency out of all of the providers in Brentwood. 28% of users saw download speeds between 250-500 Mbps, and 31% of users saw upload speeds faster than 250 Mbps.

Download Speeds

Upload Speeds

Recent AT&T Speed Tests in Brentwood

DateDownload SpeedUpload SpeedLatency
March 18, 2023390 Mbps440 Mbpsn/a ms
March 18, 202351 Mbps11 Mbps25 ms
March 18, 2023345 Mbps109 Mbps13 ms
March 18, 2023638 Mbps463 Mbps7 ms
March 18, 202313 Mbps12 Mbps34 ms
March 18, 2023360 Mbps213 Mbps8 ms
March 18, 2023133 Mbps149 Mbps5 ms
March 18, 2023289 Mbps185 Mbps6 ms
March 18, 202382 Mbps20 Mbps31 ms
March 18, 2023713 Mbps291 Mbps5 ms

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Frequently Asked Questions

What internet providers are available in Brentwood, CA?

Xfinity and AT&T currently operate in Brentwood.

What is the most popular internet provider in Brentwood, CA?

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

What is the fastest internet provider in Brentwood, 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 Brentwood are getting, AT&T provides the fastest download speeds and AT&T provides the fastest upload speeds.

Is there fiber internet in Brentwood, CA?

AT&T and Xfinity provide fiber internet in Brentwood.