RealSpeeds

Internet Speeds in Diamond Bar, CA

In Diamond Bar there are 3 internet service providers, with Spectrum being the most popular. Spectrum offers cable and fiber internet service. In recent tests, Spectrum customers had an average download speed of 135 Mbps and an average upload speed of 11 Mbps. In addition to Spectrum, Frontier Communications and One Ring Networks offer DSL, fiber and fixed wireless internet service.

While our research has shown these to be the real speeds that users experience, there are many factors that can affect the actual download and upload speeds you will encounter. These may include the type of internet connection you have, the distance between your device and the router, the number of users on the network, and the strength of the signal.

Last updated on February 3, 2023
ProviderDownload SpeedUpload SpeedLatency
Spectrum
Cable
Fiber
View Details →
135 Mbps11 Mbps11 ms
Frontier Communications
DSL
Fiber
View Details →
130 Mbps108 Mbps6 ms
One Ring Networks
Fixed Wireless
View Details →
29 Mbps32 Mbps6 ms
* Data from speed tests taken in the last 3 months

Internet Providers in Diamond Bar, CA

Spectrum

Cable
Fiber

Download Speed

135Mbps

Upload Speed

11Mbps

Latency

11ms

Overview

Spectrum is the most popular provider in Diamond Bar offering cable and fiber internet service. Users have been getting 135 Mbps for download speeds and 11 Mbps for upload speeds over 5,461 recent tests.

Performance Breakdown

Spectrum has the fastest average download speed, the 3rd fastest average upload speed, and the 3rd lowest latency out of all of the providers in Diamond Bar. 27% of users saw download speeds between 250-500 Mbps, and 57% of users saw upload speeds between 10-25 Mbps.

Download Speeds

Upload Speeds

Recent Spectrum Speed Tests in Diamond Bar

DateDownload SpeedUpload SpeedLatency
February 2, 20231 Mbps4 Mbps13 ms
February 2, 2023111 Mbps8 Mbps7 ms
February 2, 2023232 Mbps23 Mbpsn/a ms
February 2, 202369 Mbps6 Mbps15 ms
February 2, 202334 Mbps5 Mbps15 ms
February 2, 2023802 Mbps31 Mbps20 ms
February 2, 2023354 Mbps12 Mbps11 ms
February 2, 2023372 Mbps12 Mbps8 ms
February 2, 2023130 Mbps38 Mbps12 ms
February 2, 2023366 Mbps11 Mbpsn/a ms

Frontier Communications

DSL
Fiber

Download Speed

130Mbps

Upload Speed

108Mbps

Latency

6ms

Overview

Frontier Communications is the 2nd most popular provider in Diamond Bar offering DSL and fiber internet service. Users have been getting 130 Mbps for download speeds and 108 Mbps for upload speeds over 1,869 recent tests.

Performance Breakdown

Frontier Communications has the 2nd fastest average download speed, the fastest average upload speed, and the 2nd lowest latency out of all of the providers in Diamond Bar. 28% of users saw download speeds between 250-500 Mbps, and 28% of users saw upload speeds between 100-250 Mbps.

Download Speeds

Upload Speeds

Recent Frontier Communications Speed Tests in Diamond Bar

DateDownload SpeedUpload SpeedLatency
February 2, 2023481 Mbps178 Mbps11 ms
February 1, 202375 Mbps4 Mbps11 ms
February 1, 2023293 Mbps215 Mbps8 ms
January 31, 202324 Mbps55 Mbps7 ms
January 30, 2023813 Mbps695 Mbps8 ms
January 29, 202325 Mbps61 Mbps8 ms
January 29, 2023352 Mbps1 Mbps8 ms
January 29, 202324 Mbps24 Mbps8 ms
January 29, 202373 Mbps4 Mbps12 ms
January 26, 202385 Mbps108 Mbps5 ms

One Ring Networks

Fixed Wireless

Download Speed

29Mbps

Upload Speed

32Mbps

Latency

6ms

Overview

One Ring Networks is the 3rd most popular provider in Diamond Bar offering fixed wireless internet service. Users have been getting 29 Mbps for download speeds and 32 Mbps for upload speeds over 99 recent tests.

Performance Breakdown

One Ring Networks has the 3rd fastest average download speed, the 2nd fastest average upload speed, and the lowest latency out of all of the providers in Diamond Bar. 38% of users saw download speeds between 25-50 Mbps, and 46% of users saw upload speeds between 25-50 Mbps.

Download Speeds

Upload Speeds

Recent One Ring Networks Speed Tests in Diamond Bar

DateDownload SpeedUpload SpeedLatency
January 30, 202329 Mbps25 Mbps7 ms
January 27, 202331 Mbps8 Mbps7 ms
January 25, 202357 Mbps52 Mbps4 ms
January 19, 202355 Mbps51 Mbps3 ms
January 18, 202317 Mbps8 Mbps11 ms
January 16, 2023131 Mbps75 Mbps7 ms
January 13, 202370 Mbps55 Mbps4 ms
January 11, 202368 Mbps28 Mbps4 ms
January 9, 202329 Mbps14 Mbps5 ms
January 9, 202318 Mbps16 Mbps12 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 Diamond Bar, CA?

Spectrum, Frontier Communications and One Ring Networks currently operate in Diamond Bar.

What is the most popular internet provider in Diamond Bar, CA?

Spectrum is currently the most popular internet provider in Diamond Bar based on the number of speed tests in the last 3 months.

What is the fastest internet provider in Diamond Bar, 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 Diamond Bar are getting, Spectrum provides the fastest download and upload speeds.

Is there fiber internet in Diamond Bar, CA?

Frontier Communications and Spectrum provide fiber internet in Diamond Bar.